Accessing SQL and Programming Language Quiz PDF: Questions and Answers - 395

MCQ 1971: The primary type of data is the relation in

1. SQL
2. DB2
3. Oracle
4. General programming languages

MCQ 1972: The term UPDATE is also used to refer to operators of

1. 2 types
2. 3 types
3. 4 types
4. 5 types

MCQ 1973: The clause that is used as a predicate, is known to be

1. Select clause
2. Define clause
3. From clause
4. Where clause

MCQ 1974: The Data models that permits the specification of data, is referred to be

1. Relational data model
2. Entity relationship data model
3. Object-based Data model
4. Semi-structured data model

MCQ 1975: A protocol that requires each transaction to be executed in two or three different phases in its lifetime, is called

1. Recovery protocol
2. Intention mode protocol
3. Exclusive mode protocol
4. Validation protocol