6. when searching for your word processing file to finish writing your report you should look for a file with which extension? a. doc b. exe c. jpg d. xls 7. including a space in the file name causes problems on all operating systems. a. true b. false 8. cleaning the keyboard is the most important part of keeping your computer running at peak performance. a. true b. false 9. if your computer will not turn on what is something you would do to diagnose the problem a. check if the monitor is plugged in b. push the power button c. see if it is plugged in d. turn on the printer 10. when computers are connected and operate through one main computer it is called a network a. centralized b. client server c. gui d. peer-to-peer