Basic Computer Knowledge Fundamentals Questions and Answers MCQs Set - 6

1.

Which of the following components represent the parts of a Central Processing Unit(CPU)? 

   A.) Input, output and processing
   B.) Control unit, primary storage and secondary storage
   C.) Control unit, arithmetic logic unit and primary storage
   D.) Control unit, processing and primary storage

Answer: Option 'C'

Control unit, arithmetic-logic unit and primary storage are the parts of the CPU. The storage unit deals with the allocation of memory to the processed data, the Control Unit (CU) controls the flow and processing of the data and the Arithmetic Logic Unit (ALU) carries out of the arithmetic operations of calculations of the computer system. 

2.

Which among the following is a type of device that is used for identifying people by their unique characteristics?

   A.) biometric device
   B.) Web camera
   C.) scanner
   D.) joystick

Answer: Option 'A'

A biometric device is a type of device that records the unique characteristics such as finger prints because it is impossible to have two different persons with the same fingers prints.

3.

What is the IEEE Standard for Wireless LAN?

   A.) 802.11
   B.) 802.3
   C.) 802.4
   D.) 802.15

Answer: Option 'A'

802.11 – Wireless LAN
802.3 - Ethernet
802.14 - Cable modems
802.15 - Wireless PAN
802.4 - Token bus

4.

Which of the following is a method of transferring information between digital devices, especially audio and video equipment?

   A.) USB
   B.) Integrated Drive Electronics (IDE)
   C.) Small Computer System Interface(SCSI)
   D.) Firewire

Answer: Option 'D'

Firewire

5.

Which among the following operation facilitate the operating system to allow more than one process to be loaded into the executable memory at a time and loaded process shares the CPU using time multiplexing?

   A.) Process Scheduling
   B.) Device queues
   C.) Execution
   D.) Multiplexing

Answer: Option 'A'

The process scheduling is the activity of the process manager that handles the removal of the running process from the CPU and the selection of another process on the basis of a particular strategy. Process scheduling is an essential part of Multiprogramming operating systems.

Computer Quiz Set - 6 Download Pdf

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