A subtype discriminator is which of the following?

A subtype discriminator of the supertype is an attribute whose values determine the target subtype(s).

A

True

B

False

Overlapping and disjoint subtypes have different approaches on how the subtype discriminator is applied.

A

True

B

False

Determine the correctness or otherwise of the following Assertion (A) and Reason (R).
Assertion: An antigen recognized by one immunoglobulin subtype is not recognized by any other subtype.
Reason: Immunoglobulin subtypes differ from each other both in the variable and in the constant regions.

A

Both (A) and (R) are true and (R) is the correct reason for (A)

B

Both (A) and (R) are true but (R) is not the correct reason for (A)

C

Both (A) and (R) are false

D

(A) is true but (R) is false

When defining a subclass in Python that is meant to serve as a subtype, the subtype Python keyword is used.

A

True

B

False

Indicate which of the following statements about the advantages of the phase discriminator over the slope detector is false:

A

Much easier alignment

B

Better linearity

C

Greater limiting

D

Fewer tuned circuits

Which of the following FM demodulator is sometimes known as pulse averaging discriminator?

A

Slope detection

B

Zero crossing detection

C

Quadrature detection

D

Phase locked discriminator

A discriminator circuit is which of the following circuits?

A

Wheatstone bridge

B

Instrumentation amplifier

C

Astable multivibrator

D

Schmitt trigger

Which of the following is the function of the discriminator?

A

Rejects signals below a certain voltage

B

Rejects signals above a certain voltage

C

Rejects signal in a range alone

D

Filters noise alone

Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator?

A

Supertype entity

B

Subtype entity

C

Archetype entity

D

Instance entity

How is the discriminator of a weak entity set specified?

A

Using a solid line

B

Circling it

C

Using a dashed line

D

Drawing a square around it

A subtype discriminator is which of the following?

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