CS101 VU Current Assignment No. 5 Spring 2012 Solution

Last Date: 3rd July 2012:

Question No. 1:

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”:

The latest “technology” or “version” name.
You will define portability in “Yes” or “No”.
Is it “H/w” or S/w based?

Question No. 02

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.

Answer 1:

Name	Column a	Column b	Column c
Bluetooth	8.1	Yes	H/W
Window	Windows 7	No	S/W
3G	I OS 5.1.1	No	H/W
Modem	Modem Booster 8.0	No	H/W
RAM	DDR3	No	H/W

Answer 2

S NO	Key Length	Symmetric/Asymmetric	Year Proposed
RSA	2048 bits	Asymmetric	1983
AES	128 bits	Symmetric	2002
Serpent encryption algorithm	256 bits	Symmetric	1998