What is the difference between a sequential access tile and a random access file?

Sequential access file enables the computer system to read or write file in sequential manner whereas random access file enables to read or write randomly in a data file.

Explanation:

Sequential file access is faster than random file access, however random access uses index searches. In random access higher number of seek operations are involved whereas in sequential access the number of seek operation is less.

assuming you are in the home page.

1) go to the upper right hand corner

2) click on your "profile picture"

3) go down to "edit profile"

4) it should be titled as "edit your profile", click on "profile picture"

5) choose a file

6) press "change"

you're profile picture is updated

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professionals can use many types of technology that can them. some examples are, computers (they research and can use for programs for data, they are also used for job applications, school work, and even to make new ideas), speedometers (can get data for unknown data), sometimes something as small as a pen (used for rough drafts, to insert data, and again job applications).