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Multiple Choice Quiz
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1
A cordless telephone is a
A)half duplex, two-way radio made up of a handset
B)half duplex, two-way radio made up of a handset and base unit
C)full duplex, two-way radio made up of a base unit
D)full duplex, two-way radio made up of a handset and base unit
2
The newer and perhaps the best cordless phones use DSSS in the
A)2.4-MHz or 5.8-MHz bands
B)900-MHz range
C)43- to 50-MHz range
D)2.4-GHz or 5.8-GHz bands
3
The group of basic circuits such as ringing, dial tone, and dialing supervision provided for each telephone connected to the central office is referred to as
A)subscriber interface
B)subscriber interconnections
C)load side interface
D)subscriber side connections
4
Which of the following is not a function provided by the subscriber line interface circuit?
A)battery
B)ringing
C)short-circuit protection
D)hybrid
5
A function provided by SLIC that is another name for A/D conversion and D/A conversion is
A)ringing
B)coding
C)supervision
D)hybrid
6
Which of the following is currently the leading supplier of long-distance service?
A)AT&T
B)MCI
C)Sprint
D)WorldCom
7
Which of the following is a type of private telephone system?
A)POP
B)LEC
C)PBX
D)LATA
8
An electronic system for transmitting graphic information by wire or radio is
A)POTS
B)facsimile
C)e-mail
D)telegraphy
9
The smallest element or part of a picture is a
A)pixel
B)CCD
C)pod
D)pic
10
A radio communication system designed to signal individuals wherever they may be is
A)faxing
B)paging
C)ringing
D)transmitting





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