SQL Practice Test 5

SQL Multiple Choice Questions with Answers PDF Download - 5

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SQL MCQ: SQL Multiple Choice Questions with Answers PDF Download - 5

MCQ 21: The output generated by the boolean expression 'unknown or unknown' is

A) True

B) False

C) Unknown

D) Null

MCQ 22: The some and every aggregate function, is applicable over a collection of

A) Null values

B) 0s

C) 1s

D) Boolean values

MCQ 23: The output generated by the boolean expression 'false or unknown' is

A) Null

B) Unknown

C) True

D) False

MCQ 24: Over a join call, the default join type used is

A) Inner join

B) Outer join

C) Left outer join

D) Right outer join

MCQ 25: In SQL using semicolon at the end of the commands is said to be

A) Mandatory

B) Optional

C) Conditional

D) Built-In

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