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Database Systems Admission Tests: Mock Test 345

Database Languages Quiz Questions and Answers PDF Download - 345

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The Database Languages Quiz Questions and Answers PDF (Database Languages Quiz with Answers PDF e-Book) download Ch. 13-345 to learn Database Systems Practice Tests. Solve Introduction to DBMS MCQ with answers PDF, Database Languages Multiple Choice Questions (MCQ Quiz) for online computer science and engineering. The Database Languages Quiz App Download: Free Database Systems App to learn open database connectivity (odbc), sql data types and schemas, view of data, aggregate functions, database languages test prep for top computer science schools.

The Quiz: Update authorization allows modification of data, but no; "Database Languages" App Download [Free] with answers: reading, insertion, retrieval, and deletion for online computer science and engineering. Learn Introduction to DBMS Questions and Answers, Apple iBook to download free sample to study online educational courses.

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Database Languages Questions and Answers PDF Download: MCQ 345

MCQ: 1721

Update authorization allows modification of data, but no

  1. Insertion
  2. Reading
  3. Deletion
  4. Retrieval
MCQ: 1722

The notation for finding the number of tuples in a relation, the aggregate function in SQL is

  1. count(*)
  2. count(@)
  3. count(%)
  4. count(?)
MCQ: 1723

Data model that uses a collection of basic objects, and the relationship among those objects, is known as

  1. Object-based Data model
  2. Entity relationship model
  3. Relational Model
  4. Semi-structured data model
MCQ: 1724

In SQL, dates specification by default is in the format

  1. mm/dd/yy
  2. yy/dd/mm
  3. yy/mm/dd
  4. dd/mm/yy
MCQ: 1725

At the end of the session, the program frees the statement handle and

  1. Disconnects from database
  2. Frees up connection
  3. Frees up SQL environment
  4. All of the Above
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Database Languages Admission Tests: Database Systems App & eBook Quizzes

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Database Languages Quiz App (Android & iOS)

Database Languages Quiz App

DataBase Management System (MCS) Quiz App (iOS & Android)

DataBase Management System (MCS) Quiz App

Basic Sociology Quiz App (Android & iOS)

Basic Sociology Quiz App

General Knowledge Quiz App (iOS & Android)

General Knowledge Quiz App