Answer the following questions true (T) or false (F)
1. True/False: Records in a sequential file are separated by an end-of-record marker.
2. True/False: The EOF(end-of-file) function is the same thing an end-of-record marker.
3. True/False: To delete, change, or insert a record within an existing sequential file, the entire file must be rewritten.
1. T
2. F
3. T
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Explain how the example concurrent program that enforces mutual exclusion with testAndSet could lead to indefinite postponement. Indicate why this possibility would nevertheless be highly unlikely. Under what circumstances would it be acceptable to use this mutual exclusion technique? Under what circumstances would it be completely unacceptable?
What will be an ideal response?
Business letters should always have one blank line above and one blank line below the salutation
Indicate whether the statement is true or false
In a data dictionary, _____ is the maximum number of characters for an alphabetic or character data element or the maximum number of digits and number of decimal positions for a numeric data element.
A. domain B. valence C. length D. index
The angle of a Motion Blur can be adjusted by dragging the Angle wheel in the Motion Blur dialog box.
Answer the following statement true (T) or false (F)