1 .Mention three points on each software and hardware maintenance. 2.What do you understand by the term ‘Maximize your Software efficiency’?

3.State one difference between System software and Application software with example.

4.What is the role of a Utility software? Give example.

5.What is the benefit of doing disk defragmentation?

6.How can we protect our computer from malware?

7.How can we remove viruses from our computer?

8.What do you mean by Data backup?

9.How spam files harm our computer?

10.What is temporary file and how is it created​

Ryan is working on the layout of her web page. she needs to figure out where her header, navigation bar, text, and images should go. what technique can her?

For a typical middle-income family, what is the estimated cost of raising a child to the age of 18? $145,500 $245,340 $304,340 $455,500

When early motion pictures played in movie theaters, they were often accompanied by live organ or piano music. which of the following are the most likely reasons that this happened? (select all that apply). the music was provided to distract audience members from the loud sounds made when filmstrips were changed. the music accompanied the movies because the movies were silent and audiences were used to hearing music during plays in theaters. the music usually was played before, and sometimes after the movie, as an alternative form of entertainment. the music viewers to interpret the dramatic action in the films.