Quiz 11

Question 1

LCD technology uses ____ to display images.

Select one:

a. cathode rays
b. light cones
c. liquid crystals
d. water
e. light gases

Answer 1

c. liquid crystals

Question 2

_________ form images by spraying tiny drops of liquid ink onto the page, one printed line at a time.

Select one:

a. Ink-jet printers
b. Line printers
c. Plotters
d. Laser printers
e. Dot-matrix

Answer 2

a. Ink-jet printers

Question 3

Which of the following type of device gives you control over the movement of the on-screen pointer?

Select one:

a. Insertion
b. Output
c. Pointing
d. Storage
e. Cursor

Answer 3

c. Pointing

Question 4

Typically a PC is connected to a local area network through its:

Select one:

a. multiplexer.
b. router.
c. network interface card.
d. modem.
e. switch.

Answer 4

c. network interface card.

Question 5

High-bandwidth communications systems are sometimes referred to as ____.

Select one:

a. quickband
b. Internet 2
c. World Wide Web
d. narrowband
e. broadband

Answer 5

e. broadband

Question 6

A computer that stores and distributes Web pages is called a ____.

Select one:

a. hyperlink
b. backbone
c. file server
d. Web server
e. home page

Answer 6

d. Web server

Question 7

Data transmission speed is usually measured in:

Select one:

a. millions of instructions per seconds.
b. pulses per click.
c. messages per day.
d. bytes per cycle.
e. bits per second.

Answer 7

e. bits per second.

Question 8

“Twisted pair” refers to:

Select one:

a. devices connected at both ends of a communication medium to allow computers to transmit data over traditional phone lines.
b. two terminals sharing data files stored on the same computer.
c. a line of sight method of data transmission.
d. interleaving one message with another so they can share the same line.
e. a type of transmission medium.

Answer 8

e. a type of transmission medium.

Question 9

Privately owned networks that connect computing facilities in close proximity are known as ____ networks.

Select one:

a. short area
b. virtual
c. extranet
d. local area
e. neighborhood

Answer 9

d. local area

Question 10

The word modem is a combination of which of the following words:

Select one:

a. modulate and demodulate.
b. modify and demodify.
c. magnetize and demagnetize.
d. None of the above.

Answer 10

a. modulate and demodulate.

Question 11

Which of the following is NOT considered a last-mile technology geared at increasing transmission speeds for consumers?

Select one:

a. DSL
b. PSTN
c. Coaxial cable
d. ISDN
e. SDSL

Answer 11

b. PSTN

Question 12

A leased line is a specially conditioned telephone line that enables continuous and ________ communication between two points.

Select one:

a. end-to-end
b. uninterrupted
c. interrupted
d. unconditional
e. dial-up

Answer 12

a. end-to-end

Question 13

Which layer of the OSI model is responsible for translating between different character codes, encryption, and data compression?

Select one:

a. transport
b. presentation
c. network
d. session
e. application

Answer 13

b. presentation

Question 14

A(n) ____ is a logical addresses used by clients and servers that is associated with a specific service.

Select one:

a. blog
b. router
c. port
d. WWW
e. URL

Answer 14

c. port

Question 15

There are three main protocol types: application, transport, and network. Application protocols DO NOT include:

Select one:

a. AppleTalk File Protocol (AFP)
b. Transmission Control Protocol (TCP)
c. Simple Mail Transport Protocol (SMTP)
d. Simple Network Management Protocol (SNMP)
e. File Transfer Protocol (FTP)

Answer 15

b. Transmission Control Protocol (TCP)