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Question No.  1:                              [10 marks]


A Comparison table is given below showing different technologies. You have to fill the columns a, b and c respectively by using given instructions:


Instructions for Column “a” to “c”:

a)      The latest “technology” or “version” name.

b)     You will define portability in “Yes” or “No”.

c)      Is it “H/w” or S/w based?




Column a

Column b

Column C






















Question No. 02                         [10 marks]


The data of few organizations are very sensitive and can create problems if it is compromised. Organizations take different measures to protect their sensitive data. Cryptography is a process of securing our sensitive data on computer networks. Different algorithms are used to protect our data from misuse by other users. Some of the popular algorithms are given below. You are required to read these algorithms and fill the following table after your research.





Key length


Year proposed









Serpent encryption algorithm




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Replies to This Discussion

Aap bismila karke mera wala hi kar dain but make little change.

Arooj Mahmood 

Good reply ....... 

ahan . phir kya hai ... ?:P balon main lagani wali pin :

i agree with you...

i am confused about windows because we can also use window anywhere around lolz....


noob...:@column c ghalat, column a ma 3g version/tech ghalat 

RSA is both???

I think is right u can search it in google like

RSA is symmetric and asymmetric ?

Symmetric and asymmetric

Only Asymmetric.

Dhayan se parho 

wher is solution please

Carry on

mje kahin nazar nahi aaya, k RSA is both.


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