Covers a geographic area the size of a city or suburb

• Metropolitan Area Network (MAN)

• Local Area Network (LAN)

• WAN

• Inetrface

Based on a ring topology; but can use a star topology

• Local Area Network

• Token Ring

• Ethernet

• WAN

Covers a wide geographical area, such as a state or a country

• Local Area Network

• Metropolitan Area Network

• Wide Area Network

• LAN

What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk?

• Formatting

• Sectioning

• Tracking

• Copying

RAM is also known as

• Erasable programmable read-only memory

• Read-only memory

• Programmable read-only memory

• Random Access Memory

A new technology which provides the ability to create an artificial world and have people interact with it is called

• virtual reality

• alternative reality

• televirtuality

• 3-D reality

Super computers are primarily useful for

• System Analyst

• Mathematical-intensive scientific applications

• 3-D reality

• Input-output intensive processing

Which of the following persons probably has the least amount of technical knowledge?

• System Analyst

• User

• Programmer

• Computer professional

Which of the following is used for modulation and demodulation?

• modem

• gateway

• protocols

• multiplexer

Conversion of an octal number 123 to binary number is

• 111100

• 1011011

• 1010011

• 101010