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Digital-electronics Questions Set 85:

Quiz Mode

How many AND gates are required to form a 2:4 decoder?

Solution:

Which of the following is not one of the steps in back-end physical design?

Placement

Routing

RTL design

Partitioning

Solution:

How many steps are required to analyze any sequential circuit with the help of JK flip flops and make its state diagram ?

Solution:

Which of the following is another name for a multiplexer?

Data distributor

Data selector

Data sender

Both 1 and 2

both 2 and 3

Solution:

What is the primary advantage of ECL over TTL?

ECL is faster than TTL

ECL is slower than TTL

Both ECL and TTL is faster

none of the above

Solution:

Which rule states that, while dividing a circuit design into smaller units, the sub-components have to be similar?

Hierarchy

Regularity

Modularity

Locality

Solution:

If two numbers in excess-3 code are added and the result is less than 9, then to get the equivalent binary, what should be done?

0011 is subtracted

0011 is added

0110 is subtracted

0110 is added

Solution:

Represent the Boolean expression F(A,B,C) = Π M(0,2,4,5) in standard POS (Product of Sums) form.

(A+B+C)(A+B'+C')(A'+B'+C)(A'+B+C')

(A+B+C)(A+B'+C)(A'+B+C)(A'+B+C')

(A+B+C)(A+B'+C)(A'+B'+C)(A'+B'+C')

(A'+B'+C)(A+B'+C)(A'+B+C)(A'+B+C')

Solution:

Normally, the synchronous counter is designed using _______

S-R flip-flops

J-K flip-flops

D flip-flops

T flip-flops

Solution:

What is meant by the parallel load of a shift register?

All FFs are preset with data

Each FF is loaded with data, one at a time

Parallel shifting of data

All FFs are set with data

Digital-electronics Questions Set 85:

How many AND gates are required to form a 2:4 decoder?

Solution:

Which of the following is not one of the steps in back-end physical design?

Solution:

How many steps are required to analyze any sequential circuit with the help of JK flip flops and make its state diagram ?

Solution:

Which of the following is another name for a multiplexer?

Solution:

What is the primary advantage of ECL over TTL?

Solution:

Which rule states that, while dividing a circuit design into smaller units, the sub-components have to be similar?

Solution:

If two numbers in excess-3 code are added and the result is less than 9, then to get the equivalent binary, what should be done?

Solution:

Represent the Boolean expression F(A,B,C) = Π M(0,2,4,5) in standard POS (Product of Sums) form.

Solution:

Normally, the synchronous counter is designed using _______

Solution:

What is meant by the parallel load of a shift register?

Solution:

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