Discuss CIW 1D0-541 Exam Topic 3 Question 83

Consider the Registration relation shown in the exhibit. Which of the following SQL statements

would return all tuples that have course codes beginning with the letter M?

ASELECT *
FROM Registration
WHERE Course_Code = M#;

BSELECT *
FROM Registration
WHERE Course_Code LIKE M_;

CSELECT *
FROM Registration
WHERE Course_Code LIKE M%;

DSELECT *
FROM Registration
WHERE Course_Code = M%;

Suggested Answer: C

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26 comments · newest first

Juan 11 months ago

I thought it was A at first, but now I see the mistake.

Tenesha 11 months ago

Definitely not A or D, those won't work at all.

Murray 12 months ago

Wait, how does M% work? Isn't that just for exact matches?

Alex 12 months ago

I think B is also valid, but C is better.

Richelle 1 year ago

C is the correct answer! It uses LIKE properly.

Lawrence 1 year ago

I feel like A and D are definitely wrong since they don't use wildcards, but I'm not completely confident about B.

Jenise 1 year ago

I practiced a similar question, and I remember that Course_Code LIKE M% should work for matching anything that starts with M.

Susana 1 year ago

I'm not entirely sure, but I remember that using LIKE with a percent sign (%) is usually how we match patterns in SQL.

Rashad 1 year ago

I think the answer might be C because it uses LIKE with a wildcard for any characters after M.

Crista 1 year ago

I think the answer is C. The LIKE operator with the % wildcard will match all course codes that start with M, which is exactly what the question is asking for.

Tiara 1 year ago

I'm a bit confused by this question. The LIKE operator with wildcards is tricky, and I'm not sure if I'm interpreting the question correctly. I'll have to review the material and try some practice questions to feel more confident.

Nieves 1 year ago

Okay, I've got this. The key is using the LIKE operator with the wildcard % to match all course codes starting with M. Option C is the correct SQL statement.

Charlette 1 year ago

Hmm, I'm not sure about this one. I'll have to think it through carefully. The LIKE operator with wildcards seems like the right approach, but I'm not confident about the exact syntax.

Emerson 1 year ago

I think the answer is C. The LIKE operator with the wildcard % will match all course codes starting with M.

Fausto 1 year ago

This seems like a straightforward question about consultative selling. I think the key is to identify the appropriate next step based on the customer's response.

Phuong 1 year ago

I thought stimulus generalization was when a response occurs to similar stimuli, which sounds like what happened with Mary Lee, right?

Sharita 1 year ago

This looks like a pretty straightforward question on digital signatures and message integrity. I think I've got a good handle on this concept, so I'll carefully read through the details and select the best answer.

Paulina 2 years ago

I see your point, Carmela. But in this case, we need to find tuples that have course codes beginning with M, so C seems more appropriate.

Carmela 2 years ago

I'm not sure, but I think A is also a possibility because it looks for an exact match with M#.

Shawna 2 years ago

I agree with Paulina, C makes sense because % is used for wildcard matching.

Paulina 2 years ago

I think the correct answer is C because the LIKE operator is used for pattern matching in SQL.

Coral 2 years ago

I'm torn between option C and D, but I think I'll go with option C for now.

Loren 2 years ago

I disagree, I believe option D is the correct answer since we need to use the equals sign for exact match.

Virgina 2 years ago

I'm not so sure, I think option B could also work if we use the underscore wildcard.

Carolann 3 years ago

I agree with Meghan, option C makes sense because of the LIKE operator.

Meghan 3 years ago

I think the correct answer is option C.

CIW 1D0-541 Exam - Topic 3 Question 83 Discussion