What is the name of a memory buffer used to accommodate a speed differential?

• Cache

• Stack Pointer

• Accumulator

• Accumulator

................ changes each time it is installed to avoid detection by antivirus software.

• Polymorphic virus

• worm

• logic bomb

• logic bomb

Which is not an external storage device?

• CD-ROM

• DVD-ROM

• Pen Drive

• Pen Drive

What does a Page fault occur?

• There is an error in a specific page

• A Program accesses a page not currently in main memory

• A Program accesses a page of main memory

• A Program accesses a page of main memory

Cache memory acts between ______________.

• CPU and RAM

• CPU and ROM

• RAM and ROM

• RAM and ROM

In IT, the technique of delaying outgoing acknowledgments temporarily is known as

• A.R. Acknowledgement

• A.R. request

• Piggybacking

• Piggybacking

17.

Which of the following is not an operating system?

• Android

• Vista

• IOS

• IOS

Constantly running system-program processes are known as

• Daemons

• Processes

• Process Block

• Process Block

CPU Scheduler is also known as ..............

• Job Scheduler

• Resource Scheduler

• Short-term Scheduler

• Short-term Scheduler

C.P.U. consists of

• Arithmetic and Logical unit and Register

• Arithmetic and Logical unit, Register and Control unit

• System unit and Memory

• System unit and Memory