DIGITAL COMPUTER ELECTRONICS QUIZ

Conversion of decimal number 6710 to it's octal number equivalent is

998

None of these

1038

1098

1008

TRUE ANSWER : ?
YOUR ANSWER : ?

Conversion of an octal number 1438 to hexadecimal number is

6016

5716

5016

6316

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

What does 4k represent?

None of these

40

4096

4000

400

TRUE ANSWER : ?
YOUR ANSWER : ?

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

16,384, 16K

4,095, 4K

46,040, 46K

TRUE ANSWER : ?
YOUR ANSWER : ?

With an RS latch a high S and low R sets the output to _ ; a low S and a high R _ the output to low.

high, reset

set, reset

None of these

No change, set

Race, high

TRUE ANSWER : ?
YOUR ANSWER : ?

A half-adder is also known as:

None of these

AND circuit

NOR circuit

EX-OR circuit

NAND circuit

TRUE ANSWER : ?
YOUR ANSWER : ?

What logic function is produced by adding an inverter to each input and the output of an AND gate?

None of these

XOR

NAND

NOR

OR

TRUE ANSWER : ?
YOUR ANSWER : ?

The dynamic race hazard problem occurs in

None of these

sequential circuits only

none of the combinational and sequential circuits

combinational circuits only

both combinational and sequential circuits

TRUE ANSWER : ?
YOUR ANSWER : ?

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

bipolar

static

None of these

semiconductor

volatile

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following logic expression is wrong?

1 + 0=1

1 + 1=0

1 + 1 + 1 = 1

None of these

1+0+1 = 1

TRUE ANSWER : ?
YOUR ANSWER : ?

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