1) Add and multiply the number given below in the given base without converting to decimal.
(a) (387)8 (b) (715)8
2) What is meant by Error-Detection codes? describe it with suitable ex.
3) Show by means of Truth Table, the validity of theorem of Boolean algebra.
(a) The Associative laws.
4) Determine F’ using De Mogan’s theorem where:
F = B’D’ + B’C’ + A’C’D
5) Describe which gates are called universal Gate? describe why in detail?
6) What do you mean by Demultiplexer? describe it with suitable ex. prepare down two applications.
7) describe State Reduction with suitable ex.
8) Describe Asynchronous counters with suitable ex.
9) prepare down the difference between Static and Dynamic RAM.
10) prepare down the Recording Techniques used in secondary storage device.
11) Describe 4-bit carry – look ahead adder with suitable logic diagram.
12) Draw a counter with the binary sequence: 0, 1, 3, 7, 6, 4 and repeat. Use t Flip-flops.