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Computer Science - Networking

Exercise : Networking - Section 4
26.
What is the default subnet mask for a class A network?
127.0.0.1
255.0.0.0
255.255.255.0.0
255.255.255.0
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
When using the loopback address, if TCP/IP is installed correctly, when should you receive a response?
Immediately
Only if the address fails
After the next host comes online
Within two minutes
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
Which of the following statement is correct?
Satellite transponders contain a receiver and transmitter designed to relay microwave transmissions from one point on earth to another.
Satellite transponders contain a device that echos the radiation without change from one point on earth to another.
Satellite transponder contains devices that transform the message sent from one location on earth to a different code for transmission to another location.
Satellite transponders use lower frequency reception of radiation from earth stations and higher frequency for transmission to earth stations
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
The modern enterprise is interconnected internally and externally by the Internet, intranets, and other networks. Select the best fit for answer:
Internetworked enterprise
Information super highway
Business applications of telecommunications
Client/Server networks
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
The data communication support should include, but is not restricted to
file transfer and transaction processing
file and database access
terminal support, electronic mail and voice grams.
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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