Database - Managing Multiuser Databases

Why Database Managing Multiuser Databases?

In this section you can learn and practice Database Questions based on "Managing Multiuser Databases" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence.

Where can I get Database Managing Multiuser Databases questions and answers with explanation?

IndiaBIX provides you lots of fully solved Database (Managing Multiuser Databases) questions and answers with Explanation. Solved examples with detailed answer description, explanation are given and it would be easy to understand. All students, freshers can download Database Managing Multiuser Databases quiz questions with answers as PDF files and eBooks.

Where can I get Database Managing Multiuser Databases Interview Questions and Answers (objective type, multiple choice)?

Here you can find objective type Database Managing Multiuser Databases questions and answers for interview and entrance examination. Multiple choice and true or false type questions are also provided.

How to solve Database Managing Multiuser Databases problems?

You can easily solve all kind of Database questions based on Managing Multiuser Databases by practicing the objective type exercises given below, also get shortcut methods to solve Database Managing Multiuser Databases problems.

Exercise :: Managing Multiuser Databases - General Questions

1. 

Locks placed by command are called ________ .

A. implicit locks
B. explicit locks
C. exclusive locks
D. shared locks

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

2. 

Which of the following locks the item from change but not from read?

A. Implicit lock
B. Explicit lock
C. Exclusive lock
D. Shared lock

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

3. 

Which of the following occurs when a transaction rereads data and finds new rows that were inserted by a command transaction since the prior read?

A. Nonrepeatable read
B. Phantom read
C. Dirty read
D. Consistent read

Answer: Option B

Explanation:

No answer description available for this question. Let us discuss.

4. 

A transaction for which all committed changes are permanent is called:

A. atomic.
B. consistent.
C. isolated.
D. durable.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

5. 

In this instance, dirty reads are disallowed, while nonrepeatable reads and phantom reads are allowed.

A. Read committed
B. Read uncommitted
C. Repeatable read
D. Serializable

Answer: Option A

Explanation:

No answer description available for this question. Let us discuss.