(Test Bank) C How to Program

Deitel,Deitel, 9

Computer Science & Engineering

Test Bank

9th Edition

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Test Bank for C How to Program, The downloadable file consists of 159 pages, and the total size of the file is 2.72 MB. Purchase now only for highly discounted price.

Author(s): Deitel, Deitel

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1 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. Error! Reference source not found. 1.1 Q1: Which of the following statements is true? a. Hardware controls software . b. Software controls hardware. c. C is an object-oriented programming language . d. Both (b) and (c) are true. ANS: b. 1.1 Q2: Which of the following statements a), b) or c) is false? a. Decades ago, most computer applications ran on networked computers. b. Today's applications can be written with the aim of communicating among the world's computers via the Internet. c. A key intersection between computer science and data science is artificial in- telligence. d. All of the above statements are true. ANS: a. Decades ago, most computer applications ran on networked com- puters. Actually, decade s ago, most computer applications ran on "standalone" computers (that is, not networked together). Error! Reference source not found. 1.2 Q1: Which of the following statements is false? a. Computers can perform calculations and make logical decisions phenomenally faster than human beings can. b. Computers process data under the control of sequences of instructions called computer programs (or simply programs). c. A computer consists of various physical devices referred to as hardware (such as the keyboard, screen, mouse, solid-state disks, hard disks, memory, d. Computing costs are rising dramatically, due to the increasing complexity of hardware and software technologies. ANS: d. Actually, computing costs are dropping dramatically, due to rapid developments in hardware and software technologies. Error! Reference source not found. 1.2 Q2: Every year or two, the capacities of computers have approximately dou- bled inexpensively. This remarkable trend often is called ________. a. the law of large numbers b. the principal of least privilege c. Moore's law d. Wirth's law ANS: c. Error! Reference source not found. (C How to Program, 9e Paul Deitel, Harvey Deitel ) (Test Bank all Chapters)C How to Program, 9/e Multiple Choice Test Bank 2 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. 1.2 Q3: Which logical unit of the computer is the receiving section? a. input unit b. output unit c. memory uni t d. central processing unit. ANS: a. 1.2 Q4: Information in the memory unit is ________. It 's typically lost when the computer 's power is turned off. a. persistent b. constant c. sticky d. volatile ANS: d. 1.2 Q5: A gigabyte is approximately one ________ bytes. a. thousand b. million c. billion d. trillion. ANS: c. 1.2 Q6: The arithmetic and logic unit contains the ________ mechanisms that allow the computer, for example, to compare two items from the memory unit to de- termine whether they 're equal. a. decision b. calculation c. addition d. None of the above. ANS: a. 1.2 Q7: Information on secondary storage dev ices is ________ — it's preserved even when the computer 's power is turned off. a. volatile b. unstable c. transient d. persistent ANS: d. 1.2 Q8: Secondary storage information takes much ________ to access than infor- mation in primary memory, but its co st per unit is much ________. a. less time, less b. longer, less C How to Program, 9/e Multiple Choice Test Bank 3 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. c. less time, more d. longer, more ANS: b. Error! Reference source not found. 1.3 Q1: A (n) ________ is the smallest data item in a computer. It can have the value 0 or 1. a. bit b. byte c. field d. record ANS: a. 1.3 Q2: Which of the following statements a), b) or c) is false ? a. A computer 's character set represents every character as a pattern of 1s and 0s. b. All Unicode® characters are composed of four bytes (32 bits) . c. Unicode contains characters for many of the world 's languages. d. All of the above statements are true. ANS: b. Actually, Unicode® characters are composed of one, two, three or four bytes (8, 16, 24 or 32 bits, respectively ). 1.3 Q3: The most popular database model is the ________ database, in which data is stored in simple tables. a. network b. graph c. relational d. hierarchical ANS: c. 1.3 Q4: Which one of the following statements is true ? a. a terabyte is larger than a p etabyte. b. a kilobyte is exactly 1000 bytes. c. a gigabyte is 1024 megabytes. d. an exabyte is 1024 zettabytes. ANS: c. Error! Reference source not found. 1.4 Q1: Which of the following statements a), b) or c) is false ? a. Any computer can directly understand only its own machine language, de- fined by its hardware design. b. Translator programs called assemblers convert assembly -language programs C How to Program, 9/e Multiple Choice Test Bank 4 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. to machine language at computer speeds. c. Interpreter progra ms, developed to execute high -level language programs di- rectly, avoid the delay of compilation, and run faster than compiled programs. d) All of the above statements are true . ANS: c. Actually, interpreter programs run slower than compiled pro- grams. 1.4 Q2: Which of the following statements is false? a. With the advent of assembly languages, computer usage increased rapidly, but programmers still had to use numerous instructions to a ccomplish even the simplest tasks. b. To speed the programming process, high -level languages were developed in which single statements could be written to accomplish substantial tasks. c. Translator programs called assemblers convert high -level -language source code into machine language. d. High -level languages instructions look almost like every -day English and con- tain commonly used mathematical notations. ANS: c. Actually, those translator programs are compilers. Assemblers con- vert assembly language p rograms into machine language. Error! Reference source not found. 1.5 Q1: Windows is a(n) ________ operating system —it's controlled by Microsoft exclusively. a. proprietary b. private c. open source d. None of the above. ANS : a. 1.5 Q2: ________ is by far the world 's most widely used desktop operating system. a. Linux b. MacOS c. Windows d. none of the above ANS: c. 1.5 Q3: With ________ software development, individuals and companies contrib- ute their efforts in developing, maintaining and evolving software in exchange for the right to use that software for their own purposes, typically at no charge. a. object -oriented b. high -level c. open -source C How to Program, 9/e Multiple Choice Test Bank 5 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. d. proprietary ANS: c. 1.5 Q4: Which of the following organizations has millions of open -source pro- jects under development? a. Python Software Foundation b. GitHub c. The Apache Software Foundation d. The Eclipse Foundatio n ANS: b. Error! Reference source not found. 1.6 Q1: Which of the following languages was an ancestor of C? a. A b. A+ c. B d. B+ ANS: c. Error! Reference source not found. 1.7 Q1: Which of the following are sources of building blocks that you’ll use to build your C programs? a. Functions from the C standard library . b. Functions you create yourself . c. Functions from open -source C libraries. d. All of the above. ANS: d. 1.7 Q2: Which of the following are true regarding why standard library functions can be more efficient ? a. They save programming time . b. They are carefully written to perform optimally . c. They increase program portability . d. All of the above. ANS: d. Error! Reference source not found. 1.8 Q1: C++ was developed by ________. a. Bjarne Stroustrup b. Ada Lovelace c. Blaise Pascal d. Ken Thompson C How to Program, 9/e Multiple Choice Test Bank 6 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. ANS: a. 1.8 Q2: Which language was developed by Microsoft for integrating the Internet and the web into computer applications? a. Objective -C. b. Java. c. PHP. d. C#. ANS: d. 1.8 Q3: Java was developed by ___________. a. Sun Microsystems b. Bell Labs c. IBM d. ANSI/ISO ANS: a. Error! Reference source not found. 1.9 Q1: The compile stage is when ____________. a. the object code is linked with code for functions in other files b. the C program is translated into machine language code c. the program is executed one instruction at a time d. the program is placed in memory ANS: b. 1.9 Q2: The linker creates __________. a. an executable image b. a preprocessor directive c. object code d. an input stream ANS: a. Error! Reference source not found. No questions. Error! Reference source n ot found. 1.11 Q1: Which of the following statements about the ARPANET and the Internet is false ? a. The ARPANET was the precursor to today 's Internet. b. Today 's fastest Internet speeds are on the order of millions of bits per second with billion -bits-per-second (gigabit) speeds already being tested . c. Although the ARPANET enabled researchers to network their computers, its main benefit proved to be the capability for quick and easy communication via C How to Program, 9/e Multiple Choice Test Bank 7 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. what came to be known as electronic mail (e -mail). d. The protocol (set of rules) for communicating over the ARPANET became known as the Transmission Contr ol Protocol (TCP). TCP ensured that messages, consisting of sequentially numbered pieces called packets, were properly deliv- ered from sender to receiver, arrived intact and were assembled in the correct order. ANS: b. Actually, today's fastest Internet spe eds are on the order of billions of bits per second with trillion -bits -per-second (terabit) speeds already being tested . Error! Reference source not found. 1.11 Q2: Which of the following statements about the Internet is false ? a. One challenge was to enable different networks to communicate with each other. ARPA accomplished this by developing the Internet Protocol (IP), which created a true "network of networks, " the current architecture of the Internet. b. The combined set of Internet protocols is now called TCP/IP. c. Each Internet -connected - device has a TCP address —a unique numerical iden- tifier used by devices communicating via TCP/IP to locate one another on the In- ternet. d. Bandwidth —the information -carrying capacity of communications lines —on the Internet has increased tremendously, while hardware costs have plum- meted. ANS: c. Each Internet -connected - device has a TCP address —a unique nu- merical identifier used by devices communicating via TCP/IP to locate one another on the Internet. Actually, each Internet -connected device has an IP address—a unique numerical identifier used by devices communicating via TCP/IP to locate one another on the Internet. Error! Reference source not found. 1.11 Q3: Which of the following statements is false ? a. The World Wide Web is a collection of hardware and software associated with the Internet that allows computer users to locate and view documents (with various combinations of text, graphics, animations, audios and videos) on al- most any subject. b. In 1989, Tim Berners -Lee of CERN (the European Organization for Nuclear Resear ch) began developing HyperText Markup Language (HTML) —the tech- nology for sharing information via "hyperlinked " text documents. c. Berners -Lee also wrote communication protocols such as JavaScript Object Notation (JSON) to form the backbone of his new hypertext information system, which he referred to as the World Wide Web. d. In 1994, Berners -Lee founded the World Wide Web Consortium (W3C), de- voted to developing web technologies. C How to Program, 9/e Multiple Choice Test Bank 8 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. ANS: c. Actually, in 1989, Tim Berners -Lee of CERN (the European Organi- zation for Nuclear Research) began developing HyperText Markup Lan- guage (HTML) —the technology for sharing information via "hyperlinked" text documents. Error! Reference source not found. 1.11 Q 4: The applications -development methodology of ________ enables you to rapidly develop powerful software applications by combining (often free) com- plementary web services and other forms of information feeds. a. cloud computing b. design patterns c. proprietary computing d. mashups ANS: d. Error! Reference source not found. 1.11 Q 5: The Internet is no longer just a network of computers —it's an Internet of Things. A thing is any object with which of the following? a. an IP address b. the ability to send data over the Internet c. in some cases, the ability to receive data over the Internet d. Things can have all of the above. ANS : d. Error! Reference source not found. 1.12 Q1: Reworking programs to make them clearer and easier to maintain while preserving their correctness and functionality is called ________. a. refactoring b. design patterns c. editing d. None of the above. ANS: a. 1.12 Q2: Proven architectures for construc ting flexible and maintainable object - oriented software are called ________. a. refactored architectures b. software blueprints c. engineered architectures d. design patterns ANS: d. C How to Program, 9/e Multiple Choice Test Bank 9 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. Error! Reference source not found. 1.13 Q1: Which of the following statements about big data is false ? a. For computer scientists and data scientists, data is now as important as writ- ing programs. b. One megabyte is exactly one million (1,000,000) bytes. c. A March 2016 AnalyticsWeek article stated that by there would be over 50 bil- lion devices connected to the Internet (most of them through the Internet of Things ), and by 2020 there would be 1.7 megabytes of new data every second for every person on the planet. d. The speed at which quantum computers now under development could op er- ate at is so extraordinary that in one second, a quantum computer theoretically could do staggeringly more calculations than the total that have been done by all computers since the world ’s first computer appeared. ANS: b. Actually, one megabyte is exac tly 220 = 1024 x 1024 = 1,048,576 bytes. 1.13 Q2: Which of the following statements about energy consumption is false? a. According to a recent article, energy use for processing data in 2015 was growing at 20% per year and consuming approximately three to five percent of the world 's power. b. Another enormous electricity consumer is the blockchain -based cryptocur- rency Bitcoin —processing just one Bitcoin transaction uses approximatel y the same amount of energy as powering the average American home for a year. c. The energy use comes from the process Bitcoin "miners " use to prove that transaction data is valid. d. Together, Bitcoin and Ethereum (another popular blockcha in-based platform and cryptocurrency) consume more energy per year than Finland, Belgium or Pakistan . ANS: b. Actually, processing just one Bitcoin transaction uses approxi- mately the same amount of energy as powering the average Americ an home for a week . Error! Reference source not found. 1.13 Q3: Which of the following "V's of big data " is described by "the validity of the data —is it complete and accurate? Can we trust that d ata when making cru- cial decisions? Is it real? a. Volume b. Velocity c. Variety d. Veracity ANS: d. C How to Program, 9/e Multiple Choice Test Bank 10 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. Error! Re ference source not found. No questions. Error! Reference source not found. 1.14 Q1: Once Waze converts a spoken command to text, it must determine the correct action to perform, which requires: a. JSON b. speech recognition c. natural language processing d. speech synthesis ANS: c. 1.14 Q2: Each of the following statements about a typical mobile social naviga- tion app is true and most captures the essence of the application? a. The app processes massive amounts of crowdsourced data —that is, the data that 's continuously supplied by users through their mobile GPS -based devices worldwide. b. The app uses speech synthesis to speak driving direc tions and alerts to you, and speech recognition to understand your spoken commands. c. The app uses your phone as a streaming Internet of Things (IoT) device. Each phone is a GPS sen sor that continuously streams data over the Internet to the app. d. The app probably stores its routing information in a graph database. Such da- tabases can efficiently calculate shortest routes. ANS: a. Error! Reference source not found. 1.15 Q1: What is the "ultimate goal " of the field of artificial intelligence? a. Computers learning from massive amounts of data. b. Computer vision. c. Self -driving cars. d. Artificial general intelligence —computers that perform intelligence tasks as well as humans. ANS: d. 1.15 Q2: Which of the following statements about AI is false ? a. For many decades, AI has been a field with solutions and no problems. b. Google 's AlphaZero is a game -playing AI that teaches itself to play games. c. In a 1997 match between IBM 's DeepBlue computer system and chess Grandmaster Gary Kasparov, DeepBlue became the first computer to beat a reigning world chess champion under tournament conditions. d. After training - itself in Go for just eight hours, AlphaZero was able to play Go C How to Program, 9/e Multiple Choice Test Bank 11 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ. All Rights Reserved. vs. its AlphaGo predecessor, winning 60 of 1 00 games. ANS: a. Actually, for many decades, AI has been a field with problems and no solutions . C How to Program, 9/e Multiple Choice Test Bank 1 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. Chapter 2: Intro to C Programming 2.1 Introduction (No questions.) 2.2 A Simple C Program: Printing a Line of Text 2.1 Which of the following must every C program have? (a) main (b) #include (c) /* (d) <stdio.h> ANS: (a) 2.2 Every statement in C must end with a ________. (a) period (.) (b) semicolon ( ;) (c) colon (:) (d) backslash ( /) ANS: (b) 2.3 Which of the following is not a valid escape sequence? (a) \n (b) \\ (c) \~ (d) \" ANS: (c) 2.4 Which statement about comments is false ? a) Comments begin and end with /* and */, respectively. b) Programmers insert comments to document programs and im- prove program readability. c) Comments do not cause any machine language object code to be generated. d) Lengthy comments can cause poor execution -time performance. C How to Program, 9/e Multiple Choice Test Bank 2 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. ANS: (d) 2.5 Lines beginning with a # are processe d ________. a) at execution time . b) at compile time . c) at preprocessor time . d) at postprocessor time . ANS: (c) 2.6 Which of the following statements about the inclusion of <stdio.h> is false ? a) It is required. b) This header file contains information and declarations used by the compiler when compiling standard input/output library functions such as printf . c) This he ader file contains information that helps the compiler deter- mine if calls to library functions have been made correctly. d) This header helps locate bugs in your program at compile time, ra- ther than at execution time (when errors are usually more costly to correct). ANS: (a) 2.7 In the line int main() the parentheses indicate that main is a program building block called a ________. a) module b) statement c) directive d) function ANS: (d) 2.8 The pair of braces that delineate the body of main and the portion of the program between these braces is called a __________. a) function C How to Program, 9/e Multiple Choice Test Bank 3 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. b) block c) statement d) header ANS: (b) 2.9 Which of the following is not a synonym for a C string? a) message b) character string c) character d) literal ANS: (c) 2.10 The following line is most properly an example of a __________. puts("Welcome to C! "); a) function b) block c) statement d) header ANS: (c) 2.11 In a printf , a backslash is printed by enclosing in quotes __________. a) \ b) \\ c) /\ d) // ANS: (b) 2.12 A linked program is often called a(n) __________. a) chain b) library c) object d) executable ANS: (d) C How to Program, 9/e Multiple Choice Test Bank 4 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. 2.13 The escape sequence for horizontal tab is __________. a) \tab b) \t c) \horizontaltab d) \T ANS: (b) 2.3 Another Simple C Program: Adding Two Integers 2.14 Which of the following is not a valid integer value? (a) -3 (b) 0 (c) 2134859 (d) 1.1 ANS: (d) 2.15 Which of the following is an invalid identifier (variable name)? (a) _Test (b) TEST (c) 5test (d) test1 ANS: (c) 2.16 Which statement prints “hi” on the screen? (a) puts("hi"); (b) put "hi"; (c) puts "hi"; (d) none of the above ANS: (a) 2.17 The __________ sign is also known as the __________ operator. (a) +, assignment (b) =, assignment (c) *, stream manipulator C How to Program, 9/e Multiple Choice Test Bank 5 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. (d) &, stream insertion ANS: (b) 2.18 A(n) __________ is a location in the computer's memory where a value can be stored for use by a program. a) unknown b) name c) variable d) declaration ANS: (c) 2.19 Which statement is false . a) Variables may be defined anywhere in the body of main . b) All variables must be defined before they are used . c) All variable definitions must include the name and data type of each variable. d) Several variable s of the same data type may be defined in one defi- nition. ANS: (a) 2.20 Which of these is not a valid identifier? a) a_valid_identifier b) a1_valid_identifier c) a_valid_identifier_ d) 1_valid_identifier ANS: (d) 2.21 Which o f the following statements is false ? a) C is case sensitive. b) Uppercase and lowercase letters are different in C. c) identifier and IdEnTiFiEr are identical identifiers in C. d) Identifiers can be of any length ANS: (c) 2.22 Which of the following multi ple word variable names does not conform to the good programming practices in the text? a) multiple_word_variable_name C How to Program, 9/e Multiple Choice Test Bank 6 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. b) multipleWordVariableName c) multiplewordvariablename d) aReallyReallyLongMultipleWordVa ANS: (c) 2.23 The address operator is __________. a) && b) % c) @ d) & ANS: (d) 2.24 Which statement is false ? a) in the statement sum = integer1 + integer2; both = and + are binary operators. b) The statement in part a) is an example of an assignment statement. c) The spaces around each of the binary operators in the statement of part a) are required. d) In part a), the = operator’s two operands are sum and the value of the expression integer1 + integer2 . ANS: (c) 2.25 Which of the following is false ? a) Each variable being input in a scanf statement is generally pre- ceded by an &. b) Each variable being output in a printf statement is generally not preceded by an &. c) In a printf statement, the comma that separates the format con- trol string from the expressions to be printed is pl aced inside the for- mat control string. d) Calculations can be performed inside printf statements. ANS: (c) C How to Program, 9/e Multiple Choice Test Bank 7 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. 2.4 Memory Concepts 2.26 Variable names actually correspond to __________. (a) locations in the computer's memory (b) operators (c) integers (d) data types ANS: (a) 2.27 When a number gets assigned to a variable that already has a value __________. (a) the new number overwrites the previous value at that memory lo- cation (b) the new number gets assigned to a neighboring memory location (c) the computer issues an error (d) the new value is destroyed and the old value remains ANS: (a) 2.28 Every variable has all the attributes below, except __________. a) name b) value c) alias d) type ANS: (c) 2.29 Which of the following is false ? a) Reading a value into a memory location destroys the previous value. b) Reading a value out of a memory location destroys that value. c) sum = integer1 + integer2; involves destructive read -in. d) The statement in part c) also involves nondestructive read -out. ANS: (b) 2.5 Arithmetic in C C How to Program, 9/e Multiple Choice Test Bank 8 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. 2.30 Which operation will find the remainder when 15 is divided by 6? (a) 15 / 6 (b) 15 % 6 (c) 15 ^ 6 (d) 15 * 6 ANS: (b) 2.31 Evaluate the expression : 3 * 4 % 6 + 4 * 5 (a) 20 (b) 26 (c) 12 (d) 32 ANS: (a) 2.32 Which statement is false ? a) In algebra, we write ab to multiply a times b. b) In C, we write ab to multiply a times b. c) In C, the remainder operator is %. d) In C, integer division yields an integer result. ANS: (b) 2.33 Which statement about C arithmetic is false ? a) 6 / 3 yields 2 b) 5 / 2 yields 2.5 c) 7 % 3 yields 1 d) 6 % 3 yields 0 ANS: (b) 2.34 Which statement about precedence is false ? a) Parentheses may be used to force the order of evaluation to o ccur in any sequence desired by the programmer. b) Nested, or embedded parentheses are evaluated last. c) Multiplication has a higher precedence than addition. C How to Program, 9/e Multiple Choice Test Bank 9 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. d) Subtraction has a lower precedence than division. ANS: (b) 2.35 Which expression is true ? a) The expression a * (b + c) + c * (d + e) contains nested parentheses. b) The expression y = a * x * x + b * x + c does exponentia- tion without an exponentiation operator . c) The C standard library provides function power to perform expo- nentiation. d) When we say evaluation of an expression proceeds from left to right we are referring to the additivity of the operators. ANS: (b) 2.6 Decision Making: Equality and Relational Operators 2.36 C's if statement executes the statement inside its body if a speci- fied __________ is __________. (a) condition, true (b) condition, false (c) equality operator, true (d) relational operator, true ANS: (a) 2.37 Which of the following is an equality operator? (a) == (b) = (c) > (d) >= ANS: (a) 2.38 Which statement is false ? a) Executable C statements either perform actions or make decisions. b) If the condition in an if statement is met, the statement in the body of the if st atement is executed. c) All the relational operators have the same level of precedence. C How to Program, 9/e Multiple Choice Test Bank 10 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. d) The equality operators have a higher level of precedence than the relational operators. ANS: (d) 2.39 Which statement is false ? a) Whitespace characters such as tab s, newlines and spaces are gener- ally ignored by the C compiler. b) The statements in an if statement must be indented. c) Placing a blank line before and after every control structure can im- prove program readability. d) There can be (but should not be) more than one statement per line. ANS: (b) 2.40 Which of the following is not a keyword? a) int b) return c) if d) main ANS: (d) 2.41 The order in which statements are __________ is called flow of con- trol. a) entered in a source file b) preprocessed c) compiled d) executed ANS: (d) 2.7 Secure C Programming 2.42 Which of the following statements is true in secure C program- ming? (a) You should avoid using printf to display a single string argu- ment. (b) You should always use printf to display a single string argument. (c) You should always use puts to display a single string argument. (d) None of the above. C How to Program, 9/e Multiple Choice Test Bank 11 of 11 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. ANS: (a) 2.43 Which of the following statements should be used in secure C programming to display the string "Welcome" not followed by a new- line character? (a) printf("Welcome"); (b) puts("Welcome"); (c) printf("%s", "Welcome"); (d) None of the above. ANS: (c) C HOW TO PROGRAM, 9/E MULTIPLE CHOICE TEST BANK 1 OF 15 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. Chapter 3: Structured Program Development 3.1 Introduction (No Questions) 3.2 Algorithms 3.1 Specifying the order in which statements are to be executed in a computer program is called ________. (a) an algorithm (b) transfer of control (c) program control (d) pseudocode ANS: (c) 3.2. The two key attributes of an algorithm are ________. a) actions and start activity b) flow and order of flow c) actions and order of actions d) flow and start activity ANS: (c) 3.3 Pseudocode 3.3 Which of the following is true of pseudocode programs? (a) they are executed by the computer (b) they help the programmer “think out” a program (c) they typically include definitions and all types of statements (d) all of the above are false ANS: (b) 3.4 Pseudocode does not typically include __________. C HOW TO PROGRAM, 9/E MULTIPLE CHOICE TEST BANK 2 OF 15 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. (a) definitions (b) input/output (c) action statements (d) control statement s ANS: (a) 3.5 Which statement is false ? a) Pseudocode is an artificial and informal language that helps you de- velop algorithms. b) Pseudocode is similar to everyday English. c) Pseudocode is an actual programming language. d) Pseudocode programs are not actually executed on computers. ANS: (c) 3.6 Which statement is false ? a) Pseudocode helps you “think out” a program before attempting to write it in a programming language such as C. b) Pseudocode programs consist purely of characters so programmers may conveniently type pseudocode programs int o a computer using an editor program. c) A carefully prepared pseudocode program is only a beginning; it still takes a tremendous amount of work to convert a pseudocode program into a C program. d) Pseudocode consists only of action statements. ANS: (c) 3.4 Control Structures 3.7 Which of the following encompasses the other three? (a) sequence structure (b) iteration structure (c) control structure (d) selection structure ANS: (c) C HOW TO PROGRAM, 9/E MULTIPLE CHOICE TEST BANK 3 OF 15 © Copyright 2016 by Pearson Education, Inc., Hoboken, NJ . All Rights Reserved. 3.8 In a flowchart of an algorithm, what is the shape of the decision sym- bol? (a) circle (b) rectangle (c) diamond (d) rounded rectangle ANS: (c) 3.9 Which of the following is an iteration statement ? (a) if (b) if…else (c) do…while (d) switch ANS: (c) 3.10 How many types of control statement s exist in C? (a) 3 (b) 7 (c) 5 (d) 2 ANS: (a) 3.11 Normally, statements in a program are executed one after the other in the or der in which they are written. This is called __________ ex- ecution. a) inline b) seekin g c) ordered d) sequential ANS: (d) 3.12 Various C statements enable you to specify that the next statement to be executed may be other than the next one in sequence. This is called __________. a) change of order b) instruction skipping