Set Operations Quiz PDF: Questions and Answers - 191

MCQ 951: As an example to find the set of all courses taught in the Fall 2009 or in Spring 2010, or both, the operation to be used is

1. The Intersection all Operation
2. The Intersection Operation
3. The Union Operation
4. The Except Operation

MCQ 952: The Log record type that describes a single database write is known as

1. Transaction log record
2. Write log record
3. Read log record
4. Update log record

MCQ 953: The method getString can retrieve data of the type

1. Character type
2. Integer type
3. Longint type
4. All basic datatypes

MCQ 954: A row in a table represents a relationship among a

1. Procedures
2. Set of values
3. Sequence of values
4. Entities

MCQ 955: In asymmetric-key encryption, it is extremely difficult for an intruder to infer the private key, even if it has the

1. Decryption key
2. Encrypted data
3. Public key
4. Modulation key