1. Which of these is not a common file extension? a. .doc b. .nos c. .docx d. .xls e. .jpeg 2. What.

1. Which of these is not a common file extension?

a. .doc

b. .nos

c. .docx

d. .xls

e. .jpeg

2. What are the following types of application software used
for?

a. project management software

b. desktop-publishing software

c. database software

d. spreadsheet software

e. word processing software

3. Briefly define booting.