Showing posts with label Digital Electronics and Logic Gates. Show all posts
Showing posts with label Digital Electronics and Logic Gates. Show all posts

109. In the combination of the following gates the output Y can be written in terms of inputs A and B as ?

 



108. The given electrical network is equivalent to :




 

107. To get output 1 for the following circuit, the correct choice for the input is ?

 



106. Which logic gate is represented by the following combination of logic gate ?

 




105. The output from a NAND gate is divided into two in parallel and fed to another NAND gate. The resulting gate is a ___ ?




103. The figure shows a logic circuit with two inputs A and B and the output C. The voltage wave forms across A, B and C are as given. The logic circuit gate is:



102. Symbolic representation of four logic gate are shown below. Pick out which ones are for AND, NAND and NOT gates, respectively

 



101. The device that can act as a complete electronic circuit is ?

100. The following Figure shows a logic gate circuit with two inputs A and B and the output Y . The voltage waveforms of A, B and Y are given. The logic gate is ?

 



99. The circuit is equivalent to ?




 

98. In the following circuit, the output Y for all possible inputs A and B is expressed by the truth table ?

 

97. The following figure shows a logic gate circuit with two inputs A and B and the output C. The voltage waveforms of A, B and C are as shown below. The logic circuit gate is ___ ?





96. The output of OR gate is 1 ____ ?