Database Management Questions and Answers

Software Programming : Database Management QUESTIONS AND ANSWERS :: part16 : 1 to 5

Following Software Programming language Entrance Multiple choice objective type questions and answers will help you in Software Programming 2024 examinations :

1.Which property of transaction ensures that either all operations of the transaction are reflected properly in the database or none are?

Atomicity

Durability

Isolation

Consistency

Consistency.

2.What constraints maintain uniqueness in a record?

Entity integrity

Referential Integrity

Domain Integrity

Check integrity

NULL.

3.A lock that prevents the use of any tables in the database from one transaction while another transaction is being processed is called a

database-level lock

table-level lock

page-level lock

row-level lock.

column-level lock.

4.Which level of RAID refers to disk mirroring with block striping?

RAID level 1

RAID level 2

RAID level 0

RAID level 3

RAID level 4.

5.A condition that occurs when two transactions wait for each other to unlock data is known as a(n)

shared lock

exclusive lock

two-phase lock

deadlock

Timestamp.

More Database Management QUESTIONS AND ANSWERS available in next pages

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Database Management Questions & Answers: part16

Database Management Questions and Answers

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