Cambridge International AS Level · Computer Science (9618)

System Software: Practice Questions

5 multiple-choice questions marked as you go, and 5 written questions with worked solutions. All on System Software.

10 questions27 marksFree, no account

Question 1

1 mark

An Operating System (OS) manages various hardware resources and provides a user interface. Which of the following is a task specifically performed during process management?

Question 2

1 mark

Which of the following is a specific benefit to a developer of using Dynamic Link Library (DLL) files when creating software?

Question 3

1 mark

Modern Integrated Development Environments (IDEs) provide several debugging features. Which feature allows a developer to execute a program one line at a time and examine the effect on variables in a report window?

Question 4

1 mark

Which of the following describes a primary role of security management within an Operating System?

Question 5

1 mark

An Operating System manages several tasks to ensure the computer functions efficiently. Which of the following is a task specifically related to Memory Management?

Question 6

2 marks

Identify the utility software that is used to prepare a storage medium, such as a hard disk or flash drive, for its initial use by creating a file system.

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Question 7

3 marks

Explain one advantage for a developer when using Dynamic Link Library (DLL) files rather than static linking during software development.

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Question 8

5 marks

A developer is choosing between using a static library and a Dynamic Link Library (DLL) for their new application.
Explain two benefits of using a DLL during the execution of the software, and describe how the use of a disk defragmenter utility might subsequently improve the loading speed of these library files from a hard disk drive.

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Question 9

5 marks

An Operating System (OS) includes various utility programs to help maintain the system. One such utility is defragmentation software.

(a) Describe how defragmentation software reorganizes the data on a magnetic hard disk. [2]

(b) Explain one reason why the performance of the computer system is improved after the defragmentation process is complete. [1]

(c) State the name of one other utility program and describe its purpose. [2]

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Question 10

7 marks

An Operating System (OS) is responsible for several key management tasks to ensure the computer system functions effectively.

(a) Explain the purpose of memory management in a multi-programming environment. [3]

(b) A developer is considering using a Dynamic Link Library (DLL) during the development of a new software application. Describe two benefits to the developer of using DLL files. [4]

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