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Digital Computer Electronics

Digital Computer Electronics
The octal equivalent of decimal 324.987 is

504.771
None of these
640.781
90.987
815.234

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Digital Computer Electronics
A microprocessor has memory locations from 0000 to 3FFF. Each memory location stores 1 byte. How bytes can the memory store? Express this in kilobytes?

None of these
32,740, 32K
46,040, 46K
4,095, 4K
16,384, 16K

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Digital Computer Electronics
The functional difference between SR flip-flop and JK flip-flop is that

JK flip-flop has a feed back path
JK flip-flop accepts both inputs 1
JK flip-flop does not require external clock
JK flip-flop is faster than SR flip-flop
None of these

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Digital Computer Electronics
The memory cell of a dynamic RAM is simpler and smaller than the memory cell of a _____ RAM.

bipolar
volatile
semiconductor
None of these
static

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Digital Computer Electronics
Binary-Coded-decimal (BCD) numbers express each digit as a _____

nibble
byte
All of these
None of these
bit

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Digital Computer Electronics
A half-adder is also known as:

NAND circuit
EX-OR circuit
NOR circuit
AND circuit
None of these

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