Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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ASCII
stands for .... a. | American Subnet
Code for Inter Information | c. | American Standard
Cisco Information Interchange | b. | American Standard Code for Information
Interchange | d. | American SanfranCisco Ideal
Information | | | | |
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2.
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Physical connection between an interface processor or card and the data buses and
power distribution buses inside a Cisco chassis. a. | bus | c. | back plane | b. | parallel
interface | d. | sieral interface | | | | |
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3.
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Which
of the following can be considered "back plane components?" a. | NIC | c. | Bus | b. | CPU | d. | all of these | | | | |
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4.
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A
numbering system characterized by 1's and 0's a. | decimal | c. | hexidecimal | b. | binary | d. | base 10 | | | | |
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5.
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Binary
digit used in the binary numbering system. Can be 0 or 1 a. | byte | c. | gigabyte | b. | megabyte | d. | bit | | | | |
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6.
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Common
physical signal path composed of wires or other media across which signals can be sent from one part
of a computer to another. Sometimes called highway a. | Internet | c. | track | b. | sector | d. | bus | | | | |
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7.
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Term
used to refer to a series of consecutive binary digits that are operated upon as a unit
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8.
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Electronic device consisting of plates that are able to store electromagnetic
charges. a. | ohmeter | c. | CD ROM | b. | capacitor | d. | RJ 45 | | | | |
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9.
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A
device used to store and/or read bits from a read-only disk. Bits are stored by burning pits into the
disk. a. | CD-ROM
drive | c. | hd drive | b. | 3.5 floppy
drive | d. | hard drive | | | | |
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10.
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The
part of a computer that controls all the other parts. It fetches instructions from memory and decodes
them. This may cause it to transfer data to or from memory or to activate peripherals to perform
input or output.
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11.
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An
opening in a computer where a circuit board can be inserted to add new capabilities to the computer.
Nearly all personal computers except portables contain these opening for adding more memory,
graphics capabilities, and support for special devices a. | serial port | c. | bus pathway | b. | parralell
port | d. | expansion slot | | | | |
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12.
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A _____ can read and write to disks, usually in the 3.5 1.44 MB or 5 . 1.2 MB
format a. | hard
drive | c. | Ram Drive | b. | CD ROM | d. | floppy disk drive | | | | |
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13.
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The
device that reads and writes data on a hard disk. Two main types of interfaces are current in today.s
computers: the Integrated Drive Electronics (IDE) drive and the Small Computer System Interface
(SCSI; pronounced scuzzy) drive. Usually referred to by interface type and capacity (MB or GB;
for example, 10 GB SCSI drive). a. | hard disk drive | c. | parallel bus | b. | serial bus | d. | AGP writer | | | | |
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14.
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A
device made of semiconductor material; it contains many transistors and performs a specific task.
a. | bus network | c. | integrated circuit IC | b. | star network | d. | diode | | | | |
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15.
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A
semiconductor device that emits light when a current passes through it. Status lights on hardware
devices are typically _____ 's. a. | CPU | c. | LED | b. | Laser | d. | holigen | | | | |
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16.
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Consist of computers, network interface cards, networking media, network traffic
control devices, and peripheral devices in a single building or geographically limited area. Make it
possible for businesses that use computer technology to efficiently share items, such as files and
printers, and to make communications such as e-mail possible. They tie together data, communications,
computing, and file servers. a. | LAN | c. | MAN | b. | Internet | d. | WAN | | | | |
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17.
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A
silicon chip that contains a CPU. a. | microprocessor | c. | Silicon LED | b. | miniprocessor | d. | Lay's dip chip | | | | |
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18.
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The
part of a video cable that plugs into a port or an interface. SVGA connectors are typically a 15-pin
connector. a. | serial
connector | c. | RJ45 connector | b. | parrellel
connector | d. | monitor connector | | | | |
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19.
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The
main printed circuit board of a microcomputer. a. | mother panel | c. | ISA slot | b. | motherboard | d. | PCI slot | | | | |
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20.
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A port
designed to connect a mouse to a PC. a. | PCI | c. | USB | b. | serial | d. | all of these | | | | |
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21.
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Which
of the following defines a network? a. | Collection of computers, printers, routers, switches, and
other devices
that are able to communicate with each other over some transmission
medium. | c. | Command that specifies any directly connected
networks to be included | b. | Command that assigns a NIC-based address to which the
router is directly connected. | d. | all of
these | | | | |
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22.
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An
expansion board inserted into a computer so that the computer can be connected to a
network a. | NIC | c. | Transciever | b. | Hub | d. | Switch | | | | |
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23.
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Plugs
into a motherboard and provides a port to connect to the network. Communicates with the network
through a serial connection, and with the computer through a parallel connection. Requires an IRQ, an
I/O address, and an upper memory address to work with DOS or Windows 95/98. An interrupt request
line (IRQ) is a signal informing a CPU that an event that needs its attention has
occurred. a. | Bridge | c. | Hub | b. | Switch | d. | NIC | | | | |
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24.
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An
interface capable of transferring more than one bit simultaneously. It is used to connect external
devices, such as printers. a. | serial port | c. | parallel port | b. | COM 1 | d. | modem port | | | | |
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25.
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_____
found within a personal computer include the motherboard, video card, network adapter, hard drive,
CPU, memory, sound card, CD-ROM drive, floppy drive, and power supply. a. | WAN devices | c. | Componants | b. | LAN devices | d. | Virtual devices | | | | |
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26.
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_____
of a personal computer include the system bus, CD-ROM drive, CPU, expansion cards, expansion slots,
floppy disk drive, hard disk drive, motherboard, and power supply a. | Subsystems | c. | Parallel systems | b. | Virtual
systems | d. | IO systems | | | | |
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27.
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A thin
plate on which chips (integrated circuits) and other electronic components are placed.
a. | Hard drive
platters | c. | Soft drive platters | b. | Printed circuit
boards | d. | CD ROMS | | | | |
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28.
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What
is a protocol? a. | Formal
description of a set of rules and conventions that govern how
devices on a
network exchange information. | c. | Field within an
IP datagram that
indicates the upper layer (Layer 4) protocol sending the datagram.
| b. | Set of rules
and field in an IP datagram | d. | None of these choices | | | | |
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29.
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Also
known as read-write memory, can have new data written into it and stored data read from it. A
drawback is that it requires electrical power to maintain data storage. a. | Floppy disk
storage | c. | Flash memory | b. | RAM | d. | ROM | | | | |
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30.
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A
device made of a material that opposes the flow of electric current. a. | solinoid | c. | resistor | b. | matrix | d. | conductor | | | | |
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31.
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Nonvolatile memory that can be read, but not written, by the microprocessor.
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32.
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An
interface that can be used for communication in which only one bit is transmitted at a
time. a. | Serial port | c. | Window | b. | Parallel port | d. | RJ45 port | | | | |
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33.
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Components that are usually found in a laptop. These components are smaller. The
expansion slots become PCMCIA or PC slots, where NICs, modems, hard drives, and other useful devices,
usually the size of a thick credit card, can be inserted into the PCMCIA slots along the
perimeter a. | Parallel
components | c. | ATM components | b. | Small, discrete
components | d. | Teeny, weeny devices
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34.
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A
conductor that is made up a mixture of lead (Pb) and tin (Sn), and water with ions. a. | Super glue | c. | Solder | b. | Weld | d. | Wood conductor cement | | | | |
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35.
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An
expansion card that handles all sound functions a. | Sound card | c. | Modem | b. | Video card | d. | NIC | | | | |
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36.
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The
main part of a PC; this unit includes the chassis, the microprocessor, the main memory, the bus, and
the ports. It does not include the keyboard or the monitor, or any external devices connected to the
computer. a. | Peripheral
unit | c. | Serial unit | b. | System unit | d. | Parallel unit | | | | |
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37.
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Rate
of information arriving at, and possibly passing through, a particular point in a network system.
a. | impedance | c. | output | b. | throughput | d. | input | | | | |
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38.
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A
device that amplifies a signal or opens and closes a circuit. a. | Ohm | c. | alternating current | b. | subsister | d. | transistor | | | | |
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39.
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A
board that plugs into a PC to give it display capabilities a. | sound card | c. | video card | b. | modem card | d. | network card | | | | |
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40.
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Data
communications networks that serve users across a broad geographic area and often use transmission
devices provided by common carriers. Frame Relay, SMDS, and X.25 are examples of these
technologies. a. | WON (Wide Open
Networks) | c. | WAN (Wide Area
Networks) | b. | LAN (Local Area Networks) | d. | CBN (Campus Backbone Networks) | | | | |
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41.
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Which
of the following best defines networking? a. | A set of rules or procedures that are either widely used
or officially
specified | c. | A set of rules governing how computer workstations
exchange
information | b. | A connection of computers, printers, and other devices for
the purpose of
communication | d. | A device connected to a computer to provide auxiliary
functions | | | | |
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42.
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Which
of the following terms is used in computing to refer to physical parts or equipment? a. | Hardware | c. | Protocol | b. | Software | d. | Network | | | | |
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43.
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Which
of the following terms is used in computing to refer to programs or
applications? a. | Hardware | c. | Peripheral | b. | Software | d. | Network | | | | |
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44.
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Which
of the following refers to devices connected to a computer to
provide auxiliary
functions such as printing, added disk space, scanning,
or CD-ROM?
a. | Protocol | c. | Peripheral | b. | Software | d. | Network | | | | |
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45.
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Why
are individual PCs not efficient or cost effective for business
applications? a. | Individual PC use requires businesses to duplicate
equipment and resources. | c. | It is difficult
to provide management for operating individual PCs | b. | It is difficult for businesses to communicate
quickly or efficiently using individual PCs. | d. | All of these | | | | |
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46.
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What
is a standalone computer? a. | A computer that manages data efficiently
| c. | A computer that operates independently from
other computers | b. | A computer that shares files and printers with other
computers | d. | A computer that has a different operating
system
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47.
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What
does the term protocol mean in computing terms? a. | A tool that allows Macintosh and PC computers
communicate with each
other | c. | A description of a set of rules and conventions that
govern how devices
on a network exchange information | b. | A universal translator that allows different
kinds of computers to share
data | d. | The language that all the computers on a network must use
to
communicate with each other | | | | |
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48.
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Why
are protocols important? a. | By setting rules, they allow different types of computers
to talk to each
other | c. | By forming electronic islands, they bypass the sneaker
net | b. | By consolidating
the industry, they save companies money | d. | By using common carriers, they manage data efficiently.
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49.
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What
must all computers on a network be able to do for the network to
operate
properly? a. | Print to a local
printer | c. | Use CD-ROMs | b. | Connect to a telephone line
| d. | Speak the same
language | | | | |
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50.
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A
protocol allows which of the following to be linked into a network? a. | Only PC terminals and
workstations | c. | Only PCs to a
mainframe | b. | Only Macintosh computers and
peripherals | d. | Any type of computer terminal or
workstation | | | | |
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