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.