02․ Which number system has a base of 16
Decimal
Octal
Hexadecimal
None
Decimal base = 10, Octal base = 8. Hexadecimal base = 16 ( 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F ). Where A = 10, B = 11, C = 12, D = 13, E = 14, F = 15. It is always represented by 4 bits in binary number system by 8421 code.
03․ A latch is ________ sensitive
both level and edge
edge
level
None
A latch works on level of a clock, means when the clock is high, all the effects of input will appear on output otherwise not. A flip-flop works on a clock edge either positive or negative, means when the clock edge come, the effect of inputs will appear on output otherwise not.
Thursday, August 18, 2022