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Digital Electronics

Digital Electronics
A gate is disabled when its disable input is at logic 0. The gate is

 NOR
 none of these
 OR
 AND

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Digital Electronics
NOT gates are to be added to the inputs of which gate to convert it to a NAND gate?

 NOT
 X-OR
 OR
 AND

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Digital Electronics
The NAND gate is AND gate followed by ___________.

OR gate
None of these
AND gate
NOT gate

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Digital Electronics
The number of cells in a 6 variable K-map is

 6
 12
 36
 64

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Digital Electronics
Which one of the following is 2’s complement of -68?

 01111100
 10111100
 00111100
 11000100

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Digital Electronics
Which of the following memories uses one transistor and one capacitor as basic memory unit

 DRAM
 Both SRAM and DRAM
 None
 SRAM

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