Records are stored randomly but accessed directly. A record key is issued to determine where the record is stored on storage media e.g. in magnetic and optical disks.
Advantages
Records are quickly accessed
File update is easily achieved
Disadvantages
Data may be accidentally erased or overwritten unless precaution taken
Expensive hardware and software resources are required
Relative complexity of programming
System design around is complex and costly
Kavungya answered the question on April 16, 2019 at 10:03
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Describe the Sequential file organization method.
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Describe the Sequential file organization method.
Date posted:
April 16, 2019
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Answers (1)
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Explain exhaustively the importance of computers in the following areas:
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Explain exhaustively the importance of computers in the following areas:
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Date posted:
April 16, 2019
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Date posted:
April 16, 2019
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Date posted:
April 16, 2019
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Date posted:
April 16, 2019
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Name any FOUR classes of computers based on size and complexity.
Date posted:
April 16, 2019
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Answers (1)
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Briefly describe terms “Analogue” and “Digital computers” as used in computer science.
Date posted:
April 16, 2019
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Answers (1)
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Differentiate the following types of computers.
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Date posted:
April 16, 2019
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Answers (1)
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Date posted:
April 16, 2019
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Answers (1)
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(Solved)
Write the following abbreviations in full:
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Date posted:
April 16, 2019
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Answers (1)
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(Solved)
State three methods of classifying computers. In each case, list the different types of computers.
Date posted:
April 16, 2019
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Answers (1)
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April 16, 2019
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April 16, 2019
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April 16, 2019
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April 16, 2019
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Date posted:
April 16, 2019
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Date posted:
April 16, 2019
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Date posted:
April 16, 2019
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State the areas where minicomputers are used.
Date posted:
April 16, 2019
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Convert 57.410 to its octal equivalent.
Date posted:
April 16, 2019
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Answers (1)