Two 4-bit comparators are cascaded to form an 8-bit comparator. The cascading inputs of the most significant 4 bits should be connected .

Home / Engineering / Digital Electronics and Logic Design / Question

M

Mr. Dubey • 51.43K Points
Coach

Q.) Two 4-bit comparators are cascaded to form an 8-bit comparator. The cascading inputs of the most significant 4 bits should be connected .

(A) to the outputs from the least significant 4- bit comparator

(B) to the cascading inputs of the least significant 4- bit comparator

(C) a = b to a logic high, a < b and a > b to a logic low

(D) ground

Correct answer : Option (A) - to the outputs from the least significant 4- bit comparator

Share

Discusssion

Login to discuss.

Related MCQs on Digital Electronics and Logic Design

Q. Memory management units ____________

Q. In 10Base5 (Thick Net/ Yellow Ethernet) the minimum allowable distance between transceivers is ________

Q. Any subset of edges that connects all the vertices and has minimum total weight, if all the edge weights of an undirected graph are positive is called

Q. program, i.e., each thread executes the same code.

Q. To remove a relation from an SQL database, we use the command.

Q. The ------------ is produced at the culmination of the analysis task.

Q. If a process needs I/O to or from a disk, and if the drive or controller is busy then

Q. Which two routing protocols can be redistributed into OSPF by a Cisco router?

Q. Object=_________+relationships.

Q. The octal representation 652 indicates