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Digital Electronics

Digital Electronics
How many entries will be in the truth table of a 3 input NAND gate ?

 8
 3
 6
 9

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Digital Electronics
Slowest memory element is

 Cache
 ROM
 Hard Drive
 RAM

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Digital Electronics
A device which converts decimal number into BCD form is called

 decoder
 code converter
 multiplexer
 encoder

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 X-OR gates
 NAND gates
 AND gates
 NOR gates

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Digital Electronics
A 32 × 10 ROM contains a decoder of size

 32 × 32
 10 × 32
 32 × 10
 5 × 32

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Digital Electronics
The output of a gate is HIGH when at least one of its inputs is LOW. It is true for

 NAND
 X-OR
 NOR
 OR

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