Explore topic-wise MCQs in Structured Query Language (SQL).

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Structured Query Language (SQL) knowledge and support exam preparation. Choose a topic below to get started.

1.

WHICH_SERVER_CAN_JOIN_THE_INDEXES_WHEN_ONLY_MULTIPLE_INDEXES_COMBINED_CAN_COVER_THE_QUERY_??$

A. SQL
B. DBMS
C. RDBMS
D. All of the mentioned
Answer» B. DBMS
Discussion
2.

Select__________dept_name_from_instructor;$

A.
B. All
C. From
Answer» B. All
Discussion
3.

Which of the following is not the function of client ?

A. Compile queries
B. Query optimization
C. Receive queries
D. Result formatting and presentation
Answer» D. Result formatting and presentation
Discussion
4.

Select ID, GPA from student grades order by GPA ____________

A.
B. Limit 10
C. Upto 10
Answer» B. Limit 10
Discussion
5.

The ________ connective tests for set membership, where the set is a collection of values produced by a select clause. The _________ connective tests for the absence of set membership.

A. Or, in
B. Not in, in
C. In, not in
D. In, or
Answer» D. In, or
Discussion
6.

Select __________ from instructor where dept name= ’Comp. Sci.’;

A.
B. Mean(salary)
C. Avg(salary)
Answer» C. Avg(salary)
Discussion