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test12
BAN2 - Angličtina pro bakaláře- mírně pokročilí 2
Hodnocení materiálu:
Zjednodušená ukázka:
Stáhnout celý tento materiál…...
d. unpopular in the United States and Australia. .…..
TELEPHONE EXCHANGES AND ROUTING
A. Telephony has many of its own terms that appeared POINTS
in the text you have just read. Do you know the
meaning of some of these terms?
Match the terms (listed in the left-hand column)
with their definitions or explanations (listed in the
right-hand column).
A Call a. Device which receives and transmits
messages
B Calling subscriber b. Local office where cost of call is calculated
C Exchange c. A telephone interaction
D Relay d. Control office where lines are connected
E Toll Centre e. Person who places call
Example: 1. A, c ( A call is a telephone interaction )
2. B, e
3. C, d
4. D, a
5. E, b
(4 times 1.5 pts. for each correct answer) 6
B. Answer True or False to the following sentences.
1. The Strowger type of telephone exchange had a large number of
relays that made interconnections step by step. TRUE 1
2. The crossbar exchange has very fast interconnections and
occupies much smaller space in an office. FALSE 2
C. Complete the following sentences: (Possible answers)
1. If both calling and called subscribers are connected to the same
exchange, it (the exchange) merely has to connect them. 3
2. If the first choice of trunk lines are occupied, the call is routed
to the second-choice trunks. 3
3. If all trunk lines are occupied an engaged signal will be heard. 3
D. Place a tick ( ) next to the answer you believe to be correct.
1. The author of this article believes that most telephone exchanges
are becoming:
A. slower and taking a lot more space. ______
B. less efficient and more expensive. ______
C. more digital. ______ 2
D. unpopular in the United States and Australia. ______
TOTAL:
20
Vloženo: 4.06.2009
Velikost: 46,18 kB
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