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MCQ

What is cipher-block chaining?

Data is logically

None of the mentioned

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What are two safe computing practices?

Not to open software from unknown vendors

Open and execute programs in admin level/root

Open and execute programs in presence of antivirus

None of the mentioned

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MCQ

For system protection, a process should access _____________

all the resources

only those resources for which it has authorization

few resources but authorization is not required

all of the mentioned

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MCQ

What is the correct way the segmentation program address is stored?

name, offset

start, stop

access, rights

offset, rights

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What are the three additional operations to change the contents of the access-matrix?

copy

Owner

control

all of the mentioned

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MCQ

With regard to DOS attack what is not true from below options?

We can stop DOS attack completely

By upgrading OS vulnerability we can stop DOS attack to some extent

DOS attack has to be stopped at network level

Such attack can last for hours

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category More Operating System Topics

Introduction to Operating System

Types

Services

Structures

Processes

Threads

CPU Scheduling

Process Synchronization

Memory Management

Storage Management

Input Output Systems

Networking

Distributed Operating System

Protection and Security

Unix

Linux

MS Windows

Mixed

Operating Systems Overview

Process Management

Finding and Processing Files

File Management

Report Error

Community Discussion

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