DIGITAL ELECTRONICS QUIZ

What is the logic which controls a stair case light associated with two switches A and B located at the bottom and top of the stair case respectively?

AND

X-NOR

X-OR

OR

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In SSI, the number of gate circuits per chip is

< 6

< 25

< 20

< 12

TRUE ANSWER : ?
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The following code is not a BCD code.

XS-3 code

8421 code

all of these

Gray code

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EBCDIC is abbreviated as

Extended Bit Coded Decimal Interchange Code

Extended Binary Color Decimal Interchange Code

Extended Binary Coded Decimal Interchange Code

Extended Binary Coded Dectation Interchange Code

TRUE ANSWER : ?
YOUR ANSWER : ?

How many output is high of NOR GATE ?

4

1

3

2

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The code used for labeling the cells of a K-map is

gray

8-4-2-1 binary

octal

hexadecimal

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The number FF in base-16 systems will be equal to ________ in binary system.

10011001

10101010

11111111

11101110

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In MSI, the number of gate circuits per chip is

12 to 99

< 50

50 to 100

< 500

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A flip flop is a _______ circuit.

Both A and B

None

Combinational

Sequential

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OR operation is equivalant to

Division

Intersection

Union

Both B and C

TRUE ANSWER : ?
YOUR ANSWER : ?

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