Solutions for Computer Science, A Structured Programming Approach in C, 4th Edition Forouzan (All Chapters included)

Computer Science, A Structured
Programming Approach in C,
4th Edition by Behrouz A. Forouzan

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, Solution and Answer Guide: Afyouni/Forouzan, Computer Science: A Structured Programming Approach in C,
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SolutionandAnswerGuide Q
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AFYOUNI/FOROUZAN , COMPUTER SCIENCE: A STRUCTURED P ROGRAMMING A PPROACH IN C, 4
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©2023, 9780357506134, Chapter 1: I NTRODUCTION TO C OMPUTERS
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TABLEOFCONTENTS Q
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Review Questions ........................................................................................................................................ 1
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Exercises ......................................................................................................................................................... 6
Problems.......................................................................................................................................................... 9



Note to instructor: It is recommended that students be required to respond, whe
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re appropriate, with answers that are complete sentences.
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REVIEW QUESTIONS P Q




1. Computer software is divided into two broad categories: system software an
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d operational software.
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a. True

b. False

Answer: b. False PQ P
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Feedback: Computer software is divided into two categories: system software and
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Qapplication software. PQ




2. The operating system provides services such as a user interface, file and databa
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se access, and interfaces to communications systems.
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a. True

b. False

Answer:a. True Q
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Feedback: Operating system is the interface between the user and the comput
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er hardware.
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3. The first step in system development is to create a source program.
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a. True

b. False

Answer: b. False PQ P
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Feedback: The first phase in system P Q P Q P Q P Q P Q P Q development is system requirements phase.P Q P Q P Q P Q

, 4. The programmer design tool used to design the whole program is the flowchart.
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a. True

b. False

Answer: b. False PQ P
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Feedback: Flowchart is a tool to represent the flow of data through a program
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Qand how it is processed.
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5. Blackbox testing gets its name from the concept that the program is being te
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sted without knowing how it works.
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a. True

b. False

Answer:a. True Q
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Feedback: Blackbox testing is a concept of testing where the test engineer and
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the user perform the testing without knowing how the program is actually
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built.
6. Which of the following is a component(s) of a computer system?
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a. Hardware

b. Software

c. Both hardware and software
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d. Pseudocode

e. System test PQ




Answer: c. Both hardware and software
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Feedback: Pseudocode is a tool that describes in part English the algorithm of
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Qthe program.
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7. Which of the following is not an example of application software?
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a. Database management system PQ P
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b. Language translator P
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c. Operating system Q
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d. Accounting system PQ




e. Virus detection P
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Answer: c. Operating System
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Feedback: Operating system is not an application; it is a required software to i
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nterface with the computer hardware.
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