expand icon
book Accounting Information Systems 8th Edition by James Hall cover

Accounting Information Systems 8th Edition by James Hall

Edition 8ISBN: 978-1111972141
book Accounting Information Systems 8th Edition by James Hall cover

Accounting Information Systems 8th Edition by James Hall

Edition 8ISBN: 978-1111972141
Exercise 30
ACCESS METHODS
For each of the following file processing operations, indicate whether a sequential file, indexed random file, virtual storage access method, hashing, or pointer structure would work best. You may choose as many as you wish for each step. Also, indicate which would perform the least optimally.
a. Retrieve a record from the file based on its primary key value.
b. Update a record in the file.
c. Read a complete file of records.
d. Find the next record in a file.
e. Insert a record into a file.
f. Delete a record from a file.
g. Scan a file for records with secondary keys.
Explanation
Verified
like image
like image
close menu
Accounting Information Systems 8th Edition by James Hall
cross icon