2 Software

Question 1

Define utility software

Answer 1

A software that helps to manage or monitor the computer

Question 2

Define fragmented

Answer 2

When data is stored across the disk wherever there is free space - out of order

Question 3

What effect does having fragmented files have on the computer?

Answer 3

Data has to be retrieved from multiple locations
so the read/write head of the hard drive has to find this data
this takes extra time and slows down the process of loading the files

Question 4

What does defragmentation software do?

Answer 4

Reorder the fragments of data so that they are stored as close to each other as possible

Question 5

What do compression utilities do?

Answer 5

Reduce the original size of a file or set of files

Question 6

How do compression utilities work?

Answer 6

Where there are repeated patterns of data, rather than storing every repeated instance, only the first instance of data is store alongside how many times it is repeated

Question 7

How can compressed files be read?

Answer 7

By decompressing (extract) data from a compressed file so it can be read by the original application again