Quiz Discussion

Duty of Database manager is to enforce integrity and _________ checks.

• 1]

  Complexity

• 2]

  Security

• 3]

  Multiplicity

• 4]

  None of these

Collection of information stored in database at particular instance of time is called as __________.

• 1]

  Data Structure

• 2]

  Database Schema

• 3]

  Instance of Database

• 4]

  Objects in Database

Duplicate data often results in loss of data integrity because

• 1]

  the data formats may be inconsistent

• 2]

  data values may not agree

• 3]

  Both A & B

• 4]

  Neither A & B

Structured data may include which of the following?

• 1]

  Photo image

• 2]

  Video clip

• 3]

  Dates

• 4]

  None of the above

Metadata enables database designers and users to do all of the following except

• 1]

  sample data

• 2]

  understand what data exist

• 3]

  what the fine distinctions are between similar data items

• 4]

  what the data mean

If DBA modify the structure of the data record then this modification do not affect other application is called as _____________.

• 1]

  Data Independence

• 2]

  Data Integrity

• 3]

  Data Isolation

• 4]

  Data Security

Which of the user write programs in the host language and embed the DML statements into it?

• 1]

  Specialized User

• 2]

  Sophisticated User

• 3]

  Application Programmer

• 4]

  Naive User

Person A is Java Developer interacts with Person D to understand the complete database schema
written by him.
Person B knows the database Schema and he is able to hit complex queries.
Unlike Person B, Person C does not use traditional database processing frameworks.
Who among the 4 users will be called as Sophisticated User.

• 1]

  Person B

• 2]

  Person A

• 3]

  Person C

• 4]

  Person D

Data administrators are responsible for

• 1]

  physical database design

• 2]

  managing technical issues in the database environment

• 3]

  overall management of data resources in an organization

• 4]

  writing application programs

Overall design of the database is called as _________.

• 1]

  Database Instance

• 2]

  Database Abstraction

• 3]

  Database Schema

• 4]

  None of these