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t7 - IOS

The document is a quiz on the topic of Operating Systems, covering key concepts such as the definition of an operating system, functions of the command interpreter, CPU scheduling algorithms, and error handling. It includes multiple-choice questions with correct answers provided for each. The content serves as an educational tool for students in a computer science course.

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17 views2 pages

t7 - IOS

The document is a quiz on the topic of Operating Systems, covering key concepts such as the definition of an operating system, functions of the command interpreter, CPU scheduling algorithms, and error handling. It includes multiple-choice questions with correct answers provided for each. The content serves as an educational tool for students in a computer science course.

Uploaded by

05. Yogeshwari .R
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Department Of Information Technology

CS3451 Introduction to Operating Systems


IInd yr - fourth semester
TOPIC: Introduction to OS
1. What is an operating system?
a) interface between the hardware and application programs
b) collection of programs that manages hardware resources
c) system service provider to the application programs
d) all of the mentioned
Answer: d
2. What is the main function of the command interpreter?
a) to provide the interface between the API and application program
b) to handle the files in the operating system
c) to get and execute the next user-specified command
d) none of the mentioned
Answer: c
3. In Operating Systems, which of the following is/are CPU scheduling algorithms?
a) Priority
b) Round Robin
c) Shortest Job First
d) All of the mentioned
Answer: d
4. To access the services of the operating system, the interface is provided by the ______
a) Library
b) System calls
c) Assembly instructions
d) API
Answer: b
5. CPU scheduling is the basis of ___________
a) multiprogramming operating systems
b) larger memory sized systems
c) multiprocessor systems
d) none of the mentioned
Answer: a
6. Which one of the following is not true?
a) kernel remains in the memory during the entire computer session
b) kernel is made of various modules which can not be loaded in running operating system
c) kernel is the first part of the operating system to load into memory during booting
d) kernel is the program that constitutes the central core of the operating system
Answer: b
7. Which one of the following errors will be handle by the operating system?
a) lack of paper in printer
b) connection failure in the network
c) power failure
d) all of the mentioned
Answer: d
8. Where is the operating system placed in the memory?
a) either low or high memory (depending on the location of interrupt vector)
b) in the low memory
c) in the high memory
d) none of the mentioned
Answer: a
9. If a process fails, most operating system write the error information to a ______
a) new file
b) another running process
c) log file
d) none of the mentioned
Answer: b
10. Which one of the following is not a real time operating system?
a) RTLinux
b) Palm OS
c) QNX
d) VxWorks
Answer: a

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