Which of the Following Is Not a Disadvantage of Trying

question 4

Multiple Choice

Which of the following is not a disadvantage of trying to modify a sequential access file?

• A) Modifying data can potentially destroy other data.
• B) It may be necessary to rewrite every record in the file to make a slight change.
• C) Things that are stored in the same number of "raw data" bytes internally may not take up the same amount of space in a file.
• D) Overwriting a record with another record of the same size is very difficult.

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Definitions:

Spillover Benefits

The positive effects experienced by third parties or the wider community from an economic transaction or activity, which are not reflected in the market price.

Pollution Abatement

Measures and processes implemented to reduce, control, or eliminate pollution from various sources in order to protect the environment.

Marginal Benefit

The extra enjoyment or value derived from the consumption of one more unit of a product or service.

Marginal Cost

The increase in cost associated with the production of an additional unit of a good or service.