Study tips JK0-U21

Which of the following printers commonly uses tractor feed technology for paper feeding?

Which of the following is a light and inexpensive laptop suited for general computing and accessing web-based applications?

How many keys are there in a numeric keypad?

Which of the following is an analog display standard?

Which of the following is NOT a parallel port mode?

Which of the following is used in laser printers to form text and images on the paper?

Which of the following allows a laptop to connect to other devices such as monitor, printer, etc?

Which of the following is NOT an input device?

how many heads can it have?

What is the maximum data transfer rate supported by the IEEE 1394b port?