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31

Which of the following is not a computer professional?

  • A. Network Administrator
  • B. Web Master
  • C. System Analyst
  • D. File Manager
View Answer & Discuss (12) WAEC 2015
32

The following are desturctive software except 

  • A. drivers
  • B. worms
  • C. trojan horses
  • D. logic bomb
View Answer & Discuss (1) WAEC 2015
33

The type of file organisation in a DVD-ROM is?

  • A. direct access
  • B. sequential
  • C. serial
  • D. hierarchical
View Answer & Discuss (4) WAEC 2015
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34

Which of these measures would not secure data in database?

  • A. Encryption
  • B. Data integration
  • C. Personal Identification Number
  • D. Username and passwords
View Answer & Discuss (2) WAEC 2015
35

The diagram illustrates the relationship between two tables in a database.

The student ID in Tables II is referred to as 

  • A. primary key
  • B. foriegn key
  • C. normal key
  • D. composite key
View Answer & Discuss (7) WAEC 2015
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