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Operating Systems - 1

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A/An _______ consists of control routines for operating a computer.

  1. Operating System

  2. DBMS

  3. Text Editor

  4. Compiler


Correct Option: A

_______ execute(s) multiple programs in inter-leaved fashion.

  1. Multi-access system

  2. DBMS

  3. Both (1) and (2)

  4. None of these


Correct Option: B
Explanation:

DBMS excutes multiple programs in inter-leaved fashion.

A/An _______ provides an environment for execution of programs.

  1. Operating System

  2. DBMS

  3. Text Editor

  4. Compiler


Correct Option: A
Explanation:

 An Operating System provides an environment for execution of programs.

Runtime errors are detected with the assistance of _____.

  1. text editor

  2. compiler

  3. loader

  4. debugger


Correct Option: D

_______ execute multiple programs in inter-leaved fashion.

  1. Multiaccess systems

  2. Multiprogramming systems

  3. Both 1 and 2

  4. None of these


Correct Option: B

Which of the following installs executable programs into memory?

  1. Text editor

  2. Compiler

  3. Loader

  4. None of these


Correct Option: C

Pre-arranging submitted jobs so that similar ones are placed in the same batch, is called _____.

  1. phasing

  2. phising

  3. passing

  4. none of these


Correct Option: A

IBM mainframe operating system commands are written in _______.

  1. batch control language

  2. task control language

  3. job control language

  4. none of these


Correct Option: C
Explanation:

Job control language is a scripting language used on IBM mainframe operating system to instruct the system on how to run a batch job or start a sub system.

A memory resident portion of the batch operating system is called _______.

  1. monitor

  2. batch monitor

  3. task monitor

  4. none of these


Correct Option: B

_______ is also called multi-programming.

  1. Multi-tasking

  2. Multi-jobing

  3. Multi-batching

  4. None of these


Correct Option: A

SPOOL means _______.

  1. Simultaneous Peripheral Operations Online

  2. Simultaneous Partial Operations Online

  3. Some Peripheral Operations Online

  4. Some Peripheral Objects Online


Correct Option: A

The number of programs actively competing for resources of a multiprogramming computer system is called

  1. power of multiprogramming

  2. degree of multiprogramming

  3. range of multiprogramming

  4. None of these


Correct Option: B
Explanation:

Number of processes competing for a resource is the degree of multiprogramming.

An instance of a program in execution is called a _______.

  1. job

  2. process

  3. batch

  4. unit


Correct Option: B

______ support multiple users.

  1. Single user systems

  2. Multiuser systems

  3. Both 1 and 2

  4. None of these


Correct Option: B

______ is also called process.

  1. Task

  2. Job

  3. Batch

  4. Unit


Correct Option: A

_____ operating systems allow simultaneous access to a computer.

  1. Multiprocess

  2. Multiaccess

  3. Multiread

  4. None of these


Correct Option: B

Key objective of a distributed operating system is ______.

  1. reliability

  2. efficiency

  3. transparency

  4. none of these


Correct Option: C

In ______ allocation of memory, program or data is placed into a set of consecutive memory locations.

  1. contiguous

  2. non-contiguous

  3. both 1 and 2

  4. none of these


Correct Option: A

API means _______.

  1. Application Programming Interface

  2. Additional Programming Interface

  3. Application Peripheral Interface

  4. None of these


Correct Option: A

The details of data structures and algorithms are confined within modules. This phenomenon is known as _________.

  1. information hiding

  2. information closing

  3. information capsuling

  4. none of these


Correct Option: A

In _______ allocation of memory, program or data is placed in non-consecutive sets of memory locations.

  1. contiguous

  2. non-contiguous

  3. both 1 and 2

  4. none of these


Correct Option: B

Kernel is the ______ level of an operating system.

  1. fourth

  2. third

  3. second

  4. first


Correct Option: A
Explanation:

Kernel is the part of operating system that loads first and then remains in the main memory. Kernel can provide the lowest level abstraction layer for the resources, that application software controls to perform its function.

The _______ is also called kernel.

  1. file system

  2. nucleus

  3. input/output

  4. none of these


Correct Option: B

The ______ of the operating system manages processes.

  1. file system

  2. kernel

  3. input/output

  4. none of these


Correct Option: B

_______ is an inter-program communication facility.

  1. Tape

  2. Channel

  3. Pipe

  4. None of these


Correct Option: C
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