Window Operating System

Distributed data processing configuration where all activities passes through a centrally located computer is:

• (A) Ring network
• (B) Spider network
• (C) Hierarchical network
• (D) Data control network

Communications device, combines transmissions from several devices into on line is:

• (A) Concentrator
• (B) Modifier
• (C) Multiplexer
• (D) Full-duplex line

A typical personal computer used for business purposes would have ________ of RAM.

• (A) 4 KB
• (B) 16 KB
• (C) 64 KB
• (D) 256 KB

What was the nick name of the computer used by the Americans in 1952 for their H-bomb project?

• (A) ENIAC
• (B) EDSAC
• (C) MANIAC
• (D) UNIVAC

The word length of a computer is measured in:

• (A) Bytes
• (B) Millimeters
• (C) Meters
• (D) Bits

What are the three decisions making operations performed by the ALU of a computer?

• (A) Grater than
• (B) Less than
• (C) Equal to
• (D) All of these

Which part of the computer is used for calculating and comparing?

• (A) Disk unit
• (B) Control unit
• (C) ALU
• (D) Modem

Can you tell what passes into and out from the computer via its ports?

• (A) Data
• (B) Bytes
• (C) Graphics v
• (D) Pictures

Which computer memory is used for storing programs and data currently being processed by the CPU?

• (A) Mass memory
• (B) Internal memory
• (C) Non-volatile memory
• (D) PROM

Computer instructions written with the use of English words instead of binary machine code is called:

• (A) Mnemonics
• (B) Symbolic code
• (C) Gray codes
• (D) Opcode