vu cs601 Mid Term - Quiz No.17
vu cs601 Data Communication Quiz
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Question 1: Before a message is encrypted, it is called __________.
Ciphertext
Cryptotext
Cryptonite
Plaintext
Question 2: RIP is based on __________.
Link state routing
Dijkstra's algorithm
Path vector routing
Distance vector routing
Question 3: In __________ -key cryptography, everyone has access to all the public keys.
Private
Certified
Symmetric
Public
Question 4: In PCM, an analog-to- __________ conversion occurs.
Analog
Digital
QAM
Differential
Question 5: The purpose of the MTA is __________.
Transferral of messages across the Internet
Message preparation
Envelope creation
(a) and (b)
Question 6: In a VLAN, stations are separated into groups by __________.
Software methods
Location
Physical methods
Switches
Question 7: A message is fragmented into three email messages. What is the content-type?
Message/partial
Multipart/partial
Multipart/mixed
Message/RFC822
Question 8: An unauthorized user is a network __________ issue.
Performance
Reliability
Security
All of the above
Question 9: In data communications, ATM is an acronym for __________.
Automated Teller Machine
Automatic Transmission Model
Asynchronous Transfer Mode
Asynchronous Telecommunication Method
Question 10: A server program, once it issues __________, waits for clients to request its service.
An active request
A finite open
An active open
A passive open
