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Operating System Test 1 Online MCQs

Test Name	Operating System Test 1
Subject	Computer
Test Type	MCQs
Total Question	15
Total Marks	30
Total Time	15 Mints
Test Help For	Basic Knowledge about IT IT General Knowledge Quiz Computer History IT & Computer Tests General Ability Competitive Exams.

Operating System Test 1 Online MCQs

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Computer

1. mark review Bug means

Documenting programs using an efficient documentation tool

A logical error in a program

All of the above

A difficult syntax error in a program

Question 1 of 15

2. mark review The LRU algorithm

Pages out pages that have been used recently

Pages out pages that have not been used recently

Pages out the first page in a given area

Pages out pages that have been least used recently

Question 2 of 15

3. mark review Which of the following systems software does the job of merging the records from two files into one?

Utility program

Security software

Networking software

Documentation system

Question 3 of 15

4. mark review The strategy of allowing processes that are logically runnable to be temporarily suspended is called

Pre-emptive scheduling

Shortest job first

First come first served

Non pre-emptive scheduling

Question 4 of 15

5. mark review Addressing structure

All of the above

Defines the fundamental method of determining effective operand addresses

Are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing

Performs indicated operations on two fast registers of the machine and leave the result in one of the registers.

Question 5 of 15

6. mark review A computer cannot “boot” if it does not have the

Assembler

Operating system

Compiler

Loader

Question 6 of 15

7. mark review Which of the following rules out the use of GO TO?

HIPO-DIAGRAMS

All of the above

Nassi-Shneiderman diagram

Flowchart

Question 7 of 15

8. mark review Page stealing

Is a sign of an efficient system

Is taking page frames from other working sets

Is taking larger disk spaces for pages paged out

Should be the tuning goal

Question 8 of 15

9. mark review Which of the following refers to the associative memory?

The address of the data is generated by the CPU

The data are accessed sequentially

The address of the data is supplied by the users

There is no need for an address i.e. the data is used as an address

Question 9 of 15

10. mark review The principal of locality of reference justifies the use of

Cache memory

Virtual memory

Non reusable

Reenterable

Question 10 of 15

11. mark review In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list?

Indirect addressing

Auto decrement

Index addressing

Auto increment

Question 11 of 15

12. mark review Fork is

Increasing the priority of a task

The dispatching of a task

The creation of a new process

The creation of a new job

Question 12 of 15

13. mark review The memory allocation scheme subject to “external” fragmentation is

Pure demand paging

Swapping

Segmentation

Multiple contiguous fixed partitions

Question 13 of 15

14. mark review Which of the following are(is) Language processor(s)

Interpreters

Assembles

Compilers

All of the above

Question 14 of 15

15. mark review Interprocess communication

Is usually done via disk drives

Allows processes to synchronize activity

Is never necessary

Is required for all processes

Question 15 of 15

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Test By Topics	Computer General

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2021-01-16

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Operating System Test 1 Online MCQs

Operating System Test 1 Online MCQs

Computer

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