Decimal counters using flip flops and feedback are more popular than a decimal counter of ring counter type because of _____.

 

Adding inverters to the input of an OR gate produces the _____ logic function.

Semi-conductor memories are widely used because of their__________ .

A J-K F/F may be obtained by adding__________

A memory in which the contents get erased when power-failure occurs is called_______ .

For a flip-flop with provisions of preset and clear__________.

The minimum number of resistors required in a 4-bit network of weighted resistor type DAC is ______.

Pocket calculators use the_________ system.

A monostable circuit uses a timing register of 10k ohms and a capacitor of 0.1µF capacity respectively. Its pulse-width will be approximately_____ .

Shift-registers most commonly use _____.

Which of the following memories uses an index-hole to provide timing signals?