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Modification of Database Multiple Choice Questions p. 242

Study Modification of Database multiple choice questions and answers, modification of database quiz answers PDF 242 to study Database Systems course online. Introduction to SQL MCQ trivia questions, Modification of Database Multiple Choice Questions (MCQ) for online college degrees. "Modification of Database MCQ" PDF eBook: overview of storage structure, algebra operations in dbms, entity relationship diagrams, multiple granularity locking, modification of database test prep for online degrees.

"To insert data into a relation, we specify a tuple to be" MCQ PDF: processed, retrieved, tested, and inserted for applied computer science. Learn introduction to sql questions and answers to improve problem solving skills for online computer engineering programs.

Modification of Database Questions and Answers MCQs

MCQ: To insert data into a relation, we specify a tuple to be

Retrieved
Processed
Tested
Inserted

MCQ: A protocol that permits a transaction to lock a new data item only if it has not yet unlocked any data item, is called

Two-phase unlocking protocol
One-phase locking protocol
Two-phase locking protocol
One-phase unlocking protocol

MCQ: The first part, which is the upper half of the rectangle, contains the name of

All attributes
Entity set
Schema
Domain

MCQ: The aggregate function that returns the number of the elements in the collection is known as

total
count
whole
combine

MCQ: The rolling back of any transaction takes place at the stage of

Partially committed
Aborted
Active
Committed