Sunday, May 20, 2007

Question 2

When a computer is connected to a network, an ID is sometimes assigned to the computer to uniquely identify it. Assume that 8 bits are used to specify an ID in a network system. How many IDs can be used in this network ? Also assume that bit patterns "00000000" and "11111111" cannot be used as a ID.

a) 253
b) 254
c) 255
d) 256


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