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Digital Electronics

Digital Electronics
A device which converts BCD into octal is called

 demultiplexer
 decoder
 code converter
 encoder

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Digital Electronics
If J = K (J and K are shorted) in a JK flip-flop, what circuit is made

 K flip-flop
 Shorted JK flip-flop
 SR flip-flop
 T flip-flop

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Digital Electronics
A system has following negative numbers stored in binary form as shown. The wrongly stored number is

 -37 as 11011011
 -32 as 11100000
 -48 as 11101000
 -89 as 10100111

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Digital Electronics
Slowest memory element is

 Hard Drive
 ROM
 RAM
 Cache

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Digital Electronics
If clock time period is 1ms, what is its frequency

None of these
 1 mHz
 1 MHz
 1 kHz

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Digital Electronics
The fan put of a 7400 NAND gate is

10TTL
2TTL
5TTL
8TTL

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MORE MCQ ON Digital Electronics

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