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ISRO Exam CS 2017 Topic-Wise Quiz Computer Network (Application Layer /Network Security)
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Question 1
Suppose you are browsing the world wide web using a web browser and trying to access the web servers. What is the underlying protocol and port number that are being used?
Question 2
The DNS maps the IP addresses to
Question 3
Which layers of the OSI reference model are host-to-host layers?
Question 4
The address of a class B host is to be split into subnet with a 6 bit subnet number. What is the maximum number of subnets and the maximum number of hosts in each subnet?
Question 5
When a DNS server accepts and uses incorrect information from a host that has no authority giving that information, then it is called
Question 6
In a system an RSA Algorithms with p = 5 and q = 11, is implemented for data security. What is the value of the decryption key if the value of the encryption key is 27?
Question 7
An example of poly-alphabetic substitution is
Question 8
Lightweight Directory Access Protocol is used for
Question 9
Hashed message is signed by a sender using
Question 10
Which of the following encryption algorithms is based on the Fiestal structure?
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GATE & PSU CSGeneralApr 7GATE & PSU CS
