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MCQs

Total Questions : 49 | Page 1 of 5 pages
Question 1. The DBMS acts as an interface between what two components of an enterprise-class database system?
  1.    Database application and the database
  2.    Data and the database
  3.    The user and the database application
  4.    Database application and SQL
 Discuss Question
Answer: Option A. -> Database application and the database
Question 2. Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?
  1.    IDMS
  2.    DB2
  3.    dBase-II
  4.    R:base
 Discuss Question
Answer: Option B. -> DB2
Question 3. The following are components of a database except ________ .
  1.    user data
  2.    metadata
  3.    reports
  4.    indexes
 Discuss Question
Answer: Option C. -> reports
Question 4. An application where only one user accesses the database at a given time is an example of a(n) ________ .
  1.    single-user database application
  2.    multiuser database application
  3.    e-commerce database application
  4.    data mining database application
 Discuss Question
Answer: Option A. -> single-user database application
Question 5. An on-line commercial site such as Amazon.com is an example of a(n) ________ .
  1.    single-user database application
  2.    multiuser database application
  3.    e-commerce database application
  4.    data mining database application
 Discuss Question
Answer: Option C. -> e-commerce database application
Question 6. Which of the following products was the first to implement true relational algebra in a PC DBMS?
  1.    IDMS
  2.    Oracle
  3.    dBase-II
  4.    R:base
 Discuss Question
Answer: Option D. -> R:base
Question 7. Because it contains a description of its own structure, a database is considered to be ________ .
  1.    described
  2.    metadata compatible
  3.    self-describing
  4.    an application program
 Discuss Question
Answer: Option C. -> self-describing
Question 8. SQL stands for ________ .
  1.    Structured Query Language
  2.    Sequential Query Language
  3.    Structured Question Language
  4.    Sequential Question Language
 Discuss Question
Answer: Option A. -> Structured Query Language
Question 9. The following are functions of a DBMS except ________ .
  1.    creating and processing forms
  2.    creating databases
  3.    processing data
  4.    administrating databases
 Discuss Question
Answer: Option A. -> creating and processing forms
Question 10. Helping people keep track of things is the purpose of a(n) ________ .
  1.    database
  2.    table
  3.    instance
  4.    relationship
 Discuss Question
Answer: Option A. -> database

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