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Database Systems Practice Tests

Database Systems Online Tests

DBMS for Competitive Exams Multiple Choice Questions (MCQ) PDF Download

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The MCQ: While an DDL operation acts on or refers to the object, it is protected by; "DBMS for Competitive Exams" App Download (Free) with answers encapsulation, encryption, locking and views log for online degree programs. Practice dbms for competitive exams quiz questions, download Google e-Book (Free Sample) for online computer engineering programs.

DBMS for Competitive Exams MCQs: Questions and Answers PDF Download

MCQ 1: While an DDL operation acts on or refers to the object, it is protected by

A) Encapsulation
B) Encryption
C) Locking
D) Views log

MCQ 2: Restricting data access and database activities is the responsibility of

A) Data concurrency control
B) Data access control
C) Data atomicity control
D) Data integrity control

MCQ 3: Oracle Database acquires a DDL lock on behalf of?

A) Explicit action
B) Transaction
C) Query
D) Retrieval

MCQ 4: The definition of a schema object is protected through

A) Data dictionary lock
B) Data declaration lock
C) Data definition lock
D) Data administrator lock

MCQ 5: The data dictionary cache holds data in the form of

A) Blocks
B) Buffers
C) Rows
D) Columns

Database Systems Practice Tests

DBMS for Competitive Exams Learning App & Free Study Apps

Download DBMS for Competitive Exams MCQs App to learn Database Management System MCQs, Digital Image Processing MCQ App, and Operating Systems MCQ App with answers. The free "DBMS for Competitive Exams MCQs" App (Android & iOS) includes complete analytics of history with interactive assessments. Download Play Store & App Store learning Apps & enjoy 100% functionality with subscriptions!

DBMS for Competitive Exams App (Android & iOS)

DBMS for Competitive Exams App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Digital Image Processing App (Android & iOS)

Digital Image Processing App (Android & iOS)

Operating Systems App (Android & iOS)

Operating Systems App (Android & iOS)