147) How many bits are required to encode all twenty six letters, ten symbols, and ten numerals ?

148) The functional difference between S-R flip-flop and J-K flip-flop is that J-K flip-flop

149) In a positive edge triggered JK flip-flop, a low J and low K produces

150) When an inverter is placed between both inputs of an SR flip-flop, then resulting flip-lop is

151) A 2 MHz signal is applied to the input of a J-K lip-lop which is operating in the ′toggle ′ mode. The frequency of the signal at the output will be