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Waec Data Processing 2016 Past Questions and Answers

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Waec 2016 Data Processing Past Questions

Question 6:


Computer virus cannot be transmitted by

A. Downloading files
B. E-mail attachment
C. Pen drives
D. Typing of keyboard

View Answer & Explanation

Question 7:


A program designed to detect and prevent malicious programs from a computer system is

A. Spyware
B. Passcode
C. Malware
D. Firewall

View Answer & Explanation

Question 8:


In relational model, a tuple is a?

A. A column of table
B. Key of a table
C. Row of a table
D. Two-dimensional table

View Answer & Explanation

Question 9:


Relationship between tables in a relational model are created by

A. Foreign keys
B. Determinants
C. Composite keys
D. Candidates keys

View Answer & Explanation

Question 10:


Computers store data as

A. Folders
B. Files
C. Documents
D. Directories

View Answer & Explanation



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