CS302 Merged Quiz

Cs 302 Mid Term · Objective Type · If you found any mistake plz feedback at

A SOP expression is equal to 1 ______________

1. All the variables in domain of expression are present
2. At least one variable in domain of expression is present.
3. When one or more product terms in the expression are equal to 0.
4. When one or more product terms in the expression are equal to 1

Correct answer: When one or more product terms in the expression are equal to 1

The output A < B is set to 1 when the input combinations is __________

1. A=10, B=01
2. A=11, B=01
3. A=01, B=01
4. A=01, B=10

Correct answer: A=01, B=10

Two 2-bit comparator circuits can be connected to form single 4-bit comparator

1. True
2. False

Correct answer: True

High level Noise Margins (VNH) of CMOS 5 volt series circuits is

1. 0.3 V
2. 0.5 V
3. 0.9 V (
4. 3.3 V

Correct answer: 0.9 V (

If we multiply “723” and “34” by representing them in floating point

floating point representation and then multiplying them, the value of mantissa of result will be ________

1. 24.582 (But not sure)
2. 2.4582
3. 24582
4. 0.24582

Correct answer: 24.582 (But not sure)

The output of the expression F=A+B+C will be Logic ________ when A=0, B=1, C=1. the symbol‟+‟ here represents OR Gate.

1. Undefined
2. One
3. Zero
4. 10 (binary)

Correct answer: One

input and then the R input goes to 0, the latch will be

1. SET (
2. RESET
3. Clear
4. Invalid

Correct answer: SET (

Q3. 3 v CMOS series is characterized by __________ and _________as compared to the 5 v CMOS series.

1. Low switching speeds, high power dissipation
2. Fast switching speeds, high power dissipation
3. Fast switching speeds, very low power dissipation
4. Low switching speeds, very low power dissipation
5. 86 (According to Formula)
6. 87
7. 88
8. 89

The _______ Encoder is used as a keypad encoder.

1. 2-to-8 encoder
2. 4-to-16 encoder