Practice Pakistan's most useful MCQs for competitive exams

ALU and Control Unit jointly known as__________

• (A)  RAM
• (B)  ROM
• (C)  CPU
• (D)  PC

Answer

Submitted By :Ali Uppal

The task of performing operations like arithmetic and logical operations is called____________

• (A)  Processing
• (B)  Storing
• (C)  Editing
• (D)  Sorting

Answer

Submitted By :Ali Uppal

_________________provides process and memory management services that allow two or more tasks, jobs, or programs to run simultaneously

• (A)  Multitasking
• (B)  Multithreading
• (C)  Multiprocessing
• (D)  Multicomputing

Answer

Submitted By :Ali Uppal

_______________is the ability of a device to “jump” directly to the requested data

• (A)  Sequential access
• (B)  Random access
• (C)  Quick access
• (D)  All of the above

Answer

Submitted By :Ali Uppal

You use a(n)___________such as a keyboard or mouse, to input information

• (A)  output device
• (B)  input device
• (C)  storage device
• (D)  processing device

Answer

Submitted By :Ali Uppal

On_line real time systems become popular in______________generation

• (A)  First Generation
• (B)  Second Generation
• (C)  Third Generation
• (D)  Fourth Generation

Answer

Submitted By :Ali Uppal

A device, which is not connected to CPU, is called as___________

• (A)  land-line device
• (B)  On-line device
• (C)  Off-line device
• (D)  Device

Answer

Submitted By :Ali Uppal

The______________is the amount of data that a storage device can move from the storage medium to the Computer per second

• (A)  data migration rate
• (B)  data digitizing rate
• (C)  data transfer rate
• (D)  data access rate

Answer

Submitted By :Ali Uppal

The CPU and memory are located on the__________

• (A)  expansion board
• (B)  motherboard
• (C)  storage device
• (D)  output device

Answer

Submitted By :Ali Uppal

All of the following are examples of storage devices EXCEPT____________

• (A)  hard disk drives
• (B)  printers
• (C)  floppy disk drives
• (D)  CD drives

Answer

Submitted By :Ali Uppal