What did networks of the 1960s use to connect computers? telephone lines

wireless technology

television signals

telegraph cables

Explain briefly why you cannot expect to find a previous version of every file with which you work.

You have inserted new slides based on a word outline. how do you format these new slides to match the powerpoint presentation formatting? a. select all slides in the presentation and click format on the home tab. b. select the new slides and click reset on the home tab. c. select all slides in the presentation and click reset on the home tab. d. select the new slides and click format on the home tab.

From excel to powerpoint, you can copy and paste a. cell ranges and charts, one at a time. b. cell ranges and charts, simultaneously. c. charts only. d. cell ranges only.