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Database Systems MCQs – Mock Test 112

Modification of Database MCQ with Answers PDF Download – Test 112

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The Modification of Database MCQ with Answers PDF (Modification of Database Multiple Choice Questions (MCQs) PDF e-Book) download Ch. 15-112 to learn Database Systems Practice Tests. Learn Introduction to SQL Test PDF, Modification of Database Multiple Choice Questions (MCQ Quiz) to learn online certificate courses. Download the Database Systems MCQs App: Free Modification of Database MCQs App to learn database views, entity relationship model, transaction isolation and atomicity, modification of database test prep for online computer science degrees.

The MCQ: A delete command operates on; "Modification of Database" App (Free Android & iOS) with answers: 2 relations at a time, multiple relations, multiple attributes, and one relation only to learn online certificate courses. Practice Introduction to SQL Questions and Answers, Google e-Book to download free chapter for computer software engineer online degree.

Modification of Database MCQ – Mock Test 112 PDF Download

MCQ: 556

A delete command operates on

  1. Multiple relations
  2. 2 relations at a time
  3. One relation only
  4. Multiple attributes
MCQ: 557

In a given amount of time the number of transactions that can be executed is known to be the

  1. Response time
  2. Utilization
  3. Concurrency time
  4. Throughput
MCQ: 558

The attributes that can be divided into subparts, are known as

  1. Compound attributes
  2. Simple attributes
  3. Composite attributes
  4. Domain attributes
MCQ: 559

An SQL view is said to be updatable, if the clause has only one database relation i.e.

  1. Select clause
  2. Where clause
  3. Define clause
  4. From clause
MCQ: 560

Writing the buffered log to disk is sometimes referred to

  1. Log unit
  2. Log-force
  3. Log filing
  4. Log record

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