Computer Based Test On Data-processing

10 Questions | By Chekwube | Last updated: Nov 19, 2014 | Total Attempts: 123

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Exam administered by Guru InstructorIfetike Chekwube Hope08062608637

Questions and Answers

1.
1. These are example Database Management System Software EXCEPT.
Select the ones you like
- A.
  
  Microsoft Access
- B.
  
  Microsoft Power Point
- C.
  
  DBase III
- D.
  
  FoxBase
- E.
  
  Oracle
- F.
  
  Oracle
2.
1. Scientific process of Breaking-down complex table into a Simpler table in order to reduce redundancy and dependency.
- A.
  
  Database Normalization
- B.
  
  Database Query
- C.
  
  Database Table
- D.
  
  Database Field
- E.
  
  Database Report
- F.
  
  Database Calloction
3.
1. Typing Data repeatedly in database when data is in First Normal form is referred to
- A.
  
  Dependency
- B.
  
  Normalization
- C.
  
  Normal Form
- D.
  
  Redundency
4.
1. The relational database model, where data are organized and stored in tables was introduced by………
- A.
  
  Charles Babbage
- B.
  
  Edger .F. Codd
- C.
  
  Ada Augusta Byron
- D.
  
  Blaise Pascal
5.
1. ONE of these is not a data type when selecting your value field values practically in data model
- A.
  
  Short Text
- B.
  
  Currency
- C.
  
  Data Structure
- D.
  
  Date/Time
- E.
  
  Numerical
6.
1. In relational database model the -------------- define the object set.
- A.
  
  Entity
- B.
  
  Relation
- C.
  
  Attribute
- D.
  
  Tuple
7.
1. In relational model of a database, all data is represented in terms of-----and grouped into relations.
- A.
  
  Attribute
- B.
  
  Cardinality
- C.
  
  Tuple
- D.
  
  Table degree
- E.
  
  Relation
8.
1. A database is redesign when extending the database structure, is a problem of Table in ….form.
- A.
  
  First Normal
- B.
  
  Second Normal
- C.
  
  Third Normal
- D.
  
  Fourth Normal
9.
1. All these are determinant of Normal form EXCEPT.
- A.
  
  Primary Key
- B.
  
  Candidate key
- C.
  
  Foriegn Key
- D.
  
  Attribute Key
10.
1. Asking questions about data stored in a database can be known as
- A.
  
  Field
- B.
  
  Report
- C.
  
  Query
- D.
  
  Table
- E.
  
  Record

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