PDF is sometimes referred to as a _____ format because once a document has been converted to a PDF, it cannot be edited.

Which basic circuit in the video distribution amplifier consists of two transistors that form the upper leg of a totem pole circuit?

a. Equalizer and peaking amp. b. Fixed gain and level shift. c. Variable gain amp. d. Output driver.

When a citation is moused over, it ________

A) is highlighted in blue B) is highlighted in gray C) is underlined D) appears bold