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Free gk questions Online Test - MeritNotes
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No. of Questions :10
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1. In the decimal numbering system, what is the MSD?
(a)
The last digit on the right
(b)
The digit to the right of the decimal point
(c)
The middle digit of a stream of numbers
(d)
The digit with the most weight
2. Any number with an exponent of zero is equal to
(a)
Zero
(b)
One
(c)
Two
(d)
Ten
3. Full adder is used to
(a)
2 bit addition
(b)
3 bit addition
(c)
4 bit addition
(d)
6 bit addition
4. Output will be a LOW for any case when one or more inputs are zero for a(n):
(a)
OR gate
(b)
NOR gate
(c)
NOT gate
(d)
AND gate
5. A DAC changes _____
(a)
Digital data into an amplified signal
(b)
An analog signal into digital data
(c)
Digital data into an analog signal
(d)
All of the above
6. Which format requires fewer conductors?
(a)
Perpendicular
(b)
Parallel
(c)
Serial
(d)
Both are the same
7. Most important advantage of an IC is its
(a)
Extremely high reliability
(b)
Reduced cost
(c)
Easy replacement is case of circuit failure
(d)
Low power consumption
8. The Boolean expression for a 3-input AND gate is
(a)
X=AB
(b)
X=ABC
(c)
X=A+B+C
(d)
X=AB+C
9. The systematic reduction of logic circuits is accomplished by
(a)
Using a truth table
(b)
TTL logic
(c)
Symbolic reduction
(d)
Using Boolean algebra
10. The reason, the data outputs of most ROM ICs are tri-state outputs is to
(a)
Allow for three separate data input lives
(b)
Permit the connection of many ROM chips to a common data bus
(c)
Allow the bidirectional flow of data between the lines and the ROM registers
(d)
None of the above