What is the main difference between a mainframe and a super computer?

A. Super computer is much larger than mainframe computers
B. Super computers are much smaller than mainframe computers
C. Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently
D. Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.

WAN stands for_____________?

A. Wap Area Network
B. Wide Area Network
C. Wide Array Net
D. Wireless Area Network

There are three different classes of computer network namely, Local Area Network (LAN) that covers a small geographical area such as a room, a building or a compound; Metropolitan Area Network (MAN) that has a citywide coverage; and Wide Area Network (WAN) that covers the whole globe or beyond the globe.

MSI stands for___________?

A. Medium Scale Integrated Circuits
B. Medium System Integrated Circuits
C. Medium Scale Intelligent Circuit
D. Medium System Intelligent Circuit

VGA is____________?

A. Video Graphics Array
B. Visual Graphics Array
C. Volatile Graphics Array
D. Video Graphics Adapter

ALU is____________?

A. Arithmetic Logic Unit
B. Array Logic Unit
C. Application Logic Unit
D. None of above

CD-ROM stands for____________?

A. Compactable Read Only Memory
B. Compact Data Read Only Memory
C. Compactable Disk Read Only Memory
D. Compact Disk Read Only Memory

A. Analog computer
B. Digital computer
C. Hybrid computer
D. Mainframe computer

Analog, Digital and Hybrid are the three classes of computers based on the work or principle on which computer work. Hybrid computers can perform both the tasks of analog computers as well as hybrid computers. These computers are used in aircraft, hospitals where measuring physical quantities and converting them into digital data to analyze is required.

A. Digital Clock
B. Automobile speed meter
C. Clock with a dial and two hands
D. All of them

Analog computer works on the supply of ____________?

A.Continuous electrical pulses
B.Electrical pulses but not continuous
C.Magnetic strength
D.None of the above

Analog computers works on the continuous electrical pulses and digital computers work on the discrete electrical pulses. Analog computers need to process physical quantities such as temperature, pressure, speed etc.