a Explanation: In hash function the output length is fixed and it is easy to compute

c Explanation: The digital signature provides authentication to both the sender and the message.
c
Explanation: The digital signature provides authentication to both the sender and the
See less
message.

c Explanation: The two algorithms used for public key encryption in PGP are RSA and DiffieHellman algorithms.
c
Explanation: The two algorithms used for public key encryption in PGP are RSA and
See less
DiffieHellman algorithms.

c Explanation: The arithmetic operations used in IDEA are addition modulo 216, multiplication modulo 216+1, and bit wise XOR.
c
Explanation: The arithmetic operations used in IDEA are addition modulo 216,
See less
multiplication modulo 216+1, and bit wise XOR.

a Explanation: The key size of DES algorithm is 56 bits and with TripleDES, the message to be encrypted is run on DES algorithm 3 times.
a
Explanation: The key size of DES algorithm is 56 bits and with TripleDES, the message
See less
to be encrypted is run on DES algorithm 3 times.

b Explanation: The three ciphers – TripleDES, IDEA and CAST can operate on 64 bit blocks of plain text and cipher text.
b
Explanation: The three ciphers – TripleDES, IDEA and CAST can operate on 64 bit
See less
blocks of plain text and cipher text.

c Explanation: The block ciphers IDEA and CAST has key length of 128 bits where as TripleDES has key size of 168 bits
c
Explanation: The block ciphers IDEA and CAST has key length of 128 bits where as
See less
TripleDES has key size of 168 bits

c Explanation: Data compression removes redundant character strings in a file and produces a more uniform distribution of characters.
c
Explanation: Data compression removes redundant character strings in a file and
See less
produces a more uniform distribution of characters.

A Explanation: Features like easy connection, Introduction of less resistance into the circuit to which they all connected and also due to read out mechanism digital meter are preferred
A
See less
Explanation: Features like easy connection, Introduction of less resistance into the circuit
to which they all connected and also due to read out mechanism digital meter are
preferred
Yes they released & it's awesome. You must download it  From Playstore Search for "Quearn" or directly click on this link here  https://play.google.com/store/apps/details?id=com.ashas.quearn
Yes they released & it’s awesome. You must download it – From Playstore Search for “Quearn” or directly click on this link here – https://play.google.com/store/apps/details?id=com.ashas.quearn
See less