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DBMS: Selection Operation Questions and Answers p. 3

Learn Dbms selection operation mock test for exam, dbms selection operation MCQ with answers pdf test 3 for online job interview. Practice "Query Processing Trivia Questions" and answers, dbms selection operation Multiple Choice Questions (MCQ) for online . Free dbms: selection operation MCQs, dbms transactions, magnetic disk and flash storage, specialization, sql data types and schemas, dbms: selection operation test prep for software engineering online courses.

"In case of A4 search algorithm, if the equality condition is on a key, the strategy can retrieve", dbms selection operation Multiple Choice Questions (MCQ) with choices two records, single record, multiple records, and no records for BSc computer science. Learn query processing questions and answers with free online certification courses for software engineering online courses.

Trivia Quiz on DBMS: Selection Operation

1.

In case of A4 search algorithm, if the equality condition is on a key, the strategy can retrieve

Single record
Two records
Multiple records
No records

2.

SQL supports forms of user-defined data types, in the form of

1 form
2 forms
3 forms
4 forms

3.

In an E-R diagram, specialization is represented by a

Hollow arrow-head
Solid arrow-head
Dashed arrow-head
Double arrow-head

4.

The time for repositioning the arm of a disk is called the

Transfer time
Access time
Seek time
Latency time

5.

When an SQL statement is Executed, the SQL standard specifies the start of a

Commitment
Data flow
Transaction
Data communication