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Digital Electronics

Digital Electronics
Four ROM chips of 16 × 4 size have their address buses connected together. This system will be of size

 256 × 1
 64 × 4
 16 × 16
 32 × 8

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Digital Electronics
How many stable state/states present in flip-flop ?

 2
 4
 1
 3

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Digital Electronics
In ULSI, the number of gate circuits per chip is

 1,00,000 to 10,00,000
 > 50,000
 50,000 to 99,999
 > 1,00,000

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Digital Electronics
The hex address of the 256th memory location is

 001FF
 00FFF
 000FF
 00100

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Digital Electronics
The decimal equivalent of hexadecimal number “BEED” is

 none
 48,777
 48,877
 47,877

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Digital Electronics
Assuming 8 bits for data, 1 bit for parity, I start bit and 2 stop bits, the number of characters that 1200 BPS communication line can transmit is.

120 CPS
None of these
10 CPS
12 CPS

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