Which of the following is/ are the part of operating system?

• Kernel services

• Library services

• Application level services

• All of the above

_________ Involves treating main memory as a resource to be allocated to and shared among a number of active processes.

• Partition management

• Memory management

• Disk management

• All of the above

The address of the next instruction to be executed by the current process is provided by the __________

• CPU registers

• Program counter

• Process stack

• Pipe

Which of the following is the extension of Notepad?

• .TXT

• .DOC

• .XLS

• .PPT

Which of the following is not application software?

Photoshop

• Windows 7

• WordPad

• Photoshop

• MS-excel

Who provides the interface to access the services of the operating system?

• API

• System call

• Library

• Assembly instruction

Process and Thread both mean the same in Operating System

• YES

• NO

Processes on the remote systems are identified by ___________

• host ID

• host name and identifier

• identifier

• process ID

Two processes often require data to be transferred between them. The major activities of an operating system with respect to?

• Error handling

• Resource Management

• Protection

• Communication

A program executes the code

Fork();

Fork();

Fork();

The total number of child process created

• 2

• 4

• 7

• 8