OPERATING SYSTEM (OS) QUIZ

Information in a memory that is no longer valid or wanted is known as

surplus

None of these

volatile

garbage

non-volatile

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YOUR ANSWER : ?

The necessary conditions needed before deadlock can occur?

Mutual Exclusion, Hold and wait, No Preemption, Circular Wait

No Mutual Exclusion, Hold and wait, Preemption, Circular Wait

Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

Mutual Exclusion, No Hold and wait, Preemption, Circular Wait

TRUE ANSWER : ?
YOUR ANSWER : ?

A partitioned data set is most used for

storing program data

a program or source library

None of these

storing backup information

storing ISAM files

TRUE ANSWER : ?
YOUR ANSWER : ?

What does FAT stands for?

File attribute type

File allocation table

Format All Tabs settings

File for all type

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Which, of the following, is true for testing and debugging?

Testing detects the syntax errors in the program while debugging corrects those errors in the program

None of these

Testing and debugging indicate the same thing

All of these

Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program

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YOUR ANSWER : ?

Which policy replace a page if it is not in the favoured subset of a process's pages?

None of these

LFU

FIFO

Working set

LRU

TRUE ANSWER : ?
YOUR ANSWER : ?

Interprocess communication

is usually done via disk drives

allows processes to synchronize activity

is never necessary,

is required for all processes

None of these

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YOUR ANSWER : ?

____ is a new windows feature that offers a number of methods for searching for a file or folder?

Search

Find

All of the listed here

Locate

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YOUR ANSWER : ?

Which key deletes text before, or to the left, of the insertion point?

BackSpace

PageUp

PageDown

Delete

TRUE ANSWER : ?
YOUR ANSWER : ?

Which are the most important features of Microsoft Windows program?

Windows

Pull-down menus

None of these

Icons

All of these

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YOUR ANSWER : ?