CIW Exam 1D0-541 Topic 1 Question 97 Discussion

Actual exam question for CIW's 1D0-541 exam

Question #: 97
Topic #: 1

[All 1D0-541 Questions]

Which of the following describes two desirable characteristics of a primary key?

AA primary key should be a value that may be null and may change over time.

BA primary key should be a value that is not null and will never change.

CA primary key should consist of meaningful data and a value that can be changed if needed.

DA primary key should not consist of meaningful data and a value that can be changed if needed.

Show Suggested Answer

Suggested Answer: B

by Leonor at Sep 14, 2024, 10:15 AM

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Viola

4 months ago

I'm going with B. Who wants a primary key that can change? That just sounds like a headache waiting to happen.

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Lashaunda

2 months ago

User1: Exactly, it's important for a primary key to be reliable and consistent.

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Chantay

2 months ago

User2: Definitely, having a primary key that can change would cause so many issues.

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Elli

3 months ago

User1: I agree, B is the way to go. A primary key should be stable.

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Herschel

4 months ago

Haha, D is the most entertaining option, but B is the right answer. Meaningful data in a primary key is a big no-no.

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Leonie

2 months ago

Definitely not! Meaningful data in a primary key is a big mistake.

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Ahmad

3 months ago

Haha, D is definitely not the right choice.

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Gearldine

3 months ago

Yeah, you're right. A primary key should be a value that is not null and will never change.

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Lucia

3 months ago

I think B is the correct answer.

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Chanel

4 months ago

I'm not sure, but I think having a primary key that can change over time would cause data integrity issues.

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Audra

4 months ago

I agree with Ardella. A primary key needs to uniquely identify each record and remain constant.

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Helga

4 months ago

Definitely B. A primary key needs to be a unique, non-changing value to properly identify each record.

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Justine

4 months ago

I think B is the correct answer. A primary key should be immutable and not null, that's what makes it a good identifier.

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Teddy

3 months ago

Yes, that's what makes it a good identifier.

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Lakeesha

4 months ago

Definitely, a primary key should be a value that is not null and will never change.

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Tayna

4 months ago

I agree, B is the correct answer. A primary key should be immutable and not null.

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Ardella

4 months ago

I think the answer is B) A primary key should be a value that is not null and will never change.

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