Multiple Choice
Sequential files can be processed and maintained
A) As efficiently as random accessed files.
B) More efficiently as random access files.
C) Less efficiently as random access files.
D) As efficiently as random accessed files in some applications.
Correct Answer:
Verified
Correct Answer:
Verified
Q8: The EOF is a marker after the
Q9: A data record dictionary:<br>A)Is a list of
Q10: The fields of a record<br>A)Contain like data
Q11: A secondary key is essentially the same
Q12: Sorting is the processing categorizing the data.
Q14: Instructions such as OPEN and READ uses
Q15: Files may be processed:<br>A)Sequentially.<br>B)Randomly through the use
Q16: The secondary key<br>A)Is unique.<br>B)May be used to
Q17: Sequential files<br>A)Start with a given record number
Q18: The logical file number is a reference