Why is it important to perform routine computer maintenance? It can make more room for junk files and downloadable programs. It can help prevent hardware, software, and Internet access problems. It can stop computer problems from occurring more than once. It can help you remember how to perform steps to solve computer problems.

Howard is designing a chair swing ride. the swing ropes are 5 meters long, and in full swing they tilt in an angle of 29° outside chairs to be 2.75 m above the ground in full swing.

You are almost finished updating a web site. as part of the update, you have converted all pages from html 4.0 to html5. the project is currently on schedule. however, your project manager has been asked by the marketing team manager to justify a day of time spent validating the site's html5 pages. the marketing team manager does not have technical knowledge of the internet or the web. which is the most appropriate explanation to provide to the marketing team manager?

Acase study allows a more detailed look at the life of a single subject than any other study.