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




SOLUTION MATUAL

, Solution and Answer Guide: Afyouni/Forouzan, Computer Science: A Structured Programming Approach in C, 4e,
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©2023, 9780357506134, Chapter 1: Introduction to Computers I H I H I H I H I H I H




SolutionandAnswerGuide IH IH IH




AFYOUNI/FOROUZAN , C OMPUTER SCIENCE: A STRUCTURED P ROGRAMMING APPROACH IN C, 4e, I H I H I H I H I H I H I H IHIH I H




©2023, 9780357506134, Chapter 1: I NTRODUCTION TO C OMPUTERS
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TABLEOFCONTENTS IH IH




Review Questions......................................................................................................................................... 1
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Exercises ......................................................................................................................................................... 6
Problems.......................................................................................................................................................... 9



Note to instructor: It is recommended that students be required to respond, where ap
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propriate, with answers that are complete sentences.
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REVIEW QUESTIONS I H




1. Computer software is divided into two broad categories: system software and o
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perational software. IH




a. True

b. False

Answer:b.False IH IH




Feedback:Computer software is dividedintotwocategories: system software and ap
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plication software. IH




2. The operating system provides services such as a user interface, file and database acc
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ess, and interfaces to communications systems.
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a. True

b. False

Answer:a.True IH IH




Feedback: Operating system is the interface between the user and the computer ha
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rdware.
3. The first step in system development is to create a source program.
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a. True

b. False

Answer:b.False IH IH




Feedback: The first phase in system development is system requirements phase.
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,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 IH IH




Feedback: Flowchart is a tool to represent the flow of data through a program and h
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ow it is processed.
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5. Blackbox testing gets its name from the concept that the program is being tested w
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ithout knowing how it works. IH IH IH IH




a. True

b. False

Answer:a.True IH IH




Feedback: Blackbox testing is a concept of testing where the test engineer and the
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user perform the testing without knowing how the program is actually built.
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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 IH IH IH




d. Pseudocode

e. System test IH




Answer:c.Bothhardwareandsoftware IH IH IH IH IH




Feedback: Pseudocode is a tool that describes in part English the algorithm of the
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program.
7. Which of the following is not an example of application software?
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a. Database managementsystem IH IH




b. Languagetranslator IH




c. Operatingsystem IH




d. Accounting system IH




e. Virus detection IH




Answer:c.Operating System IH IH IH




Feedback: Operating system is not an application; it is a required software to interfa
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ce with the computer hardware.
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