Computer Systems: General Homework 7

What is your teacher's name?

Mr McGivern
Mr Munro
Mrs Smith
Mr Carey

Live images of what is happening the reception area of a college are to be displayed in the office for security reasons. Suggest an input device which could be used to capture these images. PS1 (1 point)

The computers in the college have LCDs which use TFT technology. What to the initials LCD stand for? KU (1 point)

What do the initials TFT stand for? KU1 (1 point)

When a person calls to book a place for an evening class, the receptionist checks the computer for availability and can respond by making the booking. What type of processing is this? PS1 (1 point)

The college uses both data files and program files. Choose the most appropriate definition for each. KU2 (1 point per match)

	Program file	A. A set of instructions
	Data File	B. A file created by or used within a program

The receptionist has been asked to decide what type of printer she would like, the choice is between a laser printer and an ink jet printer. Give one reason why she might decide to buy the ink jet printer. PS (1 point)

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