Primary key uniquely in identifies a record in free while index key used for purpose of arranging and searching records
Musyoxx answered the question on March 1, 2018 at 17:49
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Name four multi-programming operation system
(Solved)
Name four multi-programming operation system
Date posted:
March 1, 2018
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Answers (1)
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Distinguish between real, integer and character data types as used in programming
(Solved)
Distinguish between real, integer and character data types as used in programming
Date posted:
March 1, 2018
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Answers (1)
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Define the term disk formation
(Solved)
Define the term disk formation
Date posted:
March 1, 2018
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Answers (1)
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What are the main typing tools found in computing?
(Solved)
What are the main typing tools found in computing?
Date posted:
March 1, 2018
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Answers (1)
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What are “quantifiers”? How will you classify them?
(Solved)
What are “quantifiers”? How will you classify them?
Date posted:
March 1, 2018
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Answers (1)
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What do you understand by “safety of expressions”?
(Solved)
What do you understand by “safety of expressions”?
Date posted:
March 1, 2018
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Answers (1)
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What do you understand by domain integrity constraint?
(Solved)
What do you understand by domain integrity constraint?
Date posted:
March 1, 2018
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What are the advantages of QBE?
(Solved)
What are the advantages of QBE?
Date posted:
March 1, 2018
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Answers (1)
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A union, intersection or difference can only be performed between two relations if they are type compatible. What is meant by type compatibility? Give an...
(Solved)
A union, intersection or difference can only be performed between two relations if they are type compatible. What is meant by type compatibility? Give an example of two type compatible and two non type compatible relations?
Date posted:
March 1, 2018
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Answers (1)
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Bring out the reasons why relational model became more popular?
(Solved)
Bring out the reasons why relational model became more popular?
Date posted:
March 1, 2018
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Answers (1)
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Mention the pros and cons of relational data model?
(Solved)
Mention the pros and cons of relational data model?
Date posted:
March 1, 2018
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Answers (1)
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Give an example of supertype/subtype relationship where the overlap rule applies?
(Solved)
Give an example of supertype/subtype relationship where the overlap rule applies?
Date posted:
March 1, 2018
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Answers (1)
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What is inheritance in generalization hierarchies?
(Solved)
What is inheritance in generalization hierarchies?
Date posted:
March 1, 2018
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Answers (1)
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Guidelines for designing a good pseudo code.
(Solved)
Guidelines for designing a good pseudo code.
Date posted:
February 28, 2018
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Answers (1)
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Explain the meaning of “what if analysis” in spreadsheets
(Solved)
Explain the meaning of “what if analysis” in spreadsheets
Date posted:
February 28, 2018
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Answers (1)
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Distinguish between Hard system and soft system
(Solved)
Distinguish between Hard system and soft system
Date posted:
February 28, 2018
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Answers (1)
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State two reasons for partitioning a disk.
(Solved)
State two reasons for partitioning a disk.
Date posted:
February 28, 2018
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Answers (1)
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Differentiate between partitioning and formatting as used in disk management.
(Solved)
Differentiate between partitioning and formatting as used in disk management.
Date posted:
February 28, 2018
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Answers (1)
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Define the following features of a desktop:(a)icons (b)task bar (c)background (d)recycle bin
(Solved)
Define the following features of a desktop:
(a)icons
(b)task bar
(c)background
(d)recycle bin
Date posted:
February 28, 2018
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Answers (1)
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Differentiate between Entity type and Entity set.
(Solved)
Differentiate between Entity type and Entity set.
Date posted:
February 28, 2018
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Answers (1)