Which one of the following is caused by a deficiency of

Which of the following printers is used in conjunction with computers and uses dry ink powder?

What does 'ctrl +esc' do?

A _________ is a networking device that filters network traffic while connecting multiple computers or communicating devices.

CTRL + V is used for

What is the primary function of the "spooler" in an operating system?

Which device is used to get the output from a computer?

Which of the following technologies were used by third-generation computers? 

 Which of these is an example of freeware?

Which out of the following is not an input device ?

The OSI model is divided into _______ processes called layers.