Additional Basic Operations Practice Test PDF Download eBook p. 429

MCQ: SQL includes comparison operator that specify that a value be less than or equal to some value and greater than or equal to some other value, known as

1. IN
2. AS
3. Like
4. Between

MCQ: The construct that returns the value true if the argument subquery is non empty, is said to be

1. Exists construct
2. Not exist construct
3. Like construct
4. Not Like construct

MCQ: The deadlock prevention scheme named wait-die is a

1. Nonpreemptive technique
2. Preemptive technique
3. Linear preemptive technique
4. Non-linear preemptive technique

MCQ: The connective that tests for set membership, is said to be

1. IN
2. Not IN
3. AS
4. Not AS

MCQ: Enforcing security constraints is difficult in conventional

1. File storage system
2. File retrieval system
3. File updation system
4. File processing system