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Deadline
Your assignment must be uploaded before or on 26th October 2007.
Upload Instructions
Please view the assignment submission process document provided to you by the Virtual University to upload the assignment.
Rules for Marking
Please note that your assignment will not be graded if:
• It is submitted after due date
• The file you upload does not open
• The file you uploaded is copied from some one else
• It is in some format other than .doc (Word Document).
Objective
This assignment is designed to help you enable understand the conversion between different number systems; how truth tables are constructed for logical operations and hardware details.

Assignment

Question No. 1: Convert the following Binary Number into Decimal Numbers. Show full procedure (Marks 3 + 3 = 6)

a. 1100100
b. 110001

Question No. 2: Convert the following Decimal Numbers into Binary Numbers. Show complete procedure.
(Marks 3 + 3 = 6)
a. 459
b. 19






Question No. 3: x, y, w and z are Boolean variables. Make the truth table for the expression given below. (Marks 8)

z = NOT( x XOR y ) AND w


Question No. 4: Why cache memory is faster than main memory. Explain it briefly.
(Marks 5)