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Computer Science - Networking

Exercise : Networking - Section 4
31.
MAC is
a method of determining which device has access to the transmission medium at any time
a method access control technique or multiple-access transmission media
a very common bit-oriented data link protocol issued to ISO.
network access standard for connecting stations to a circuit-switched network
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
What is the name of the device that converts computer output into a form that can be transmitted over a telephone line?
Teleport
Modem
Multiplexer
Concentrator
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
You are working with a network that has the network ID 172.16.0.0, and you require 25 subnets for your company and an additional 30 for the company that will merge with you within a month. Each network will contain approximately 600 nodes. What subnet mask should you assign?
255.255.192.0
255.255.224.0
255.255.240.0
255,255.248.0
255.255.252.0
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
Which application allows a user to access and change remote files without actual transfer?
TELNET
NFS
FTP
DNS
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
Parity bit is
an error-detecting code based on a summation operation performed on the bits to be checked.
a check bit appended to an array of binary digits to make the sum of all the binary digits.
a code in which each expression conforms to specific rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the errors in detected
the ratio of the number of data units in error to the total number of data units
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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