AET Digital Electronics and Microprocessors

Question 1

What is the decimal equivalent of the binary number 1010?

Accepted Answer

10

Answer

8

Answer

12

Answer

14

Question 2

Which logic gate produces a HIGH output only when ALL inputs are HIGH?

Accepted Answer

AND gate

Answer

OR gate

Answer

NAND gate

Answer

NOR gate

Question 3

How many bits are contained in one byte?

Accepted Answer

8

Answer

4

Answer

16

Answer

32

Question 4

Which type of memory retains its stored data when electrical power is removed?

Accepted Answer

ROM

Answer

DRAM

Answer

SRAM

Answer

Cache

Question 5

Which flip-flop has a single input that toggles the output state on each active clock edge?

Accepted Answer

T flip-flop

Answer

D flip-flop

Answer

SR flip-flop

Answer

JK flip-flop

Question 6

What is the hexadecimal equivalent of the decimal number 255?

Accepted Answer

FF

Answer

EF

Answer

FE

Answer

F0

Question 7

Within a microprocessor, which unit is responsible for performing arithmetic and logic operations?

Accepted Answer

ALU (Arithmetic Logic Unit)

Answer

Memory Management Unit

Answer

Control Unit

Answer

Program Counter