Unit 1 & 2
The brain of the computer, a microprocessor chip which processes data and coordinates the activities of all other units.
What is CPU (Central Processing Unit)?
The ability of a computer to receive and interpret intelligible handwritten input from sources such as paper documents, photographs, touch-screens, and other devices
What is Handwriting Recognition?
What is Professor Akin's Zodiac Sign?
(I was born November 9th, 1996)
What is Rat?
Reads barcodes on the products sold in shops and send the price to the computer in the cash register.
What is a Barcode Scanner?
Another word for CPU is what?
What is a Processor?
A touch-sensitive device where a special pen or your finger can act as mouse.
What is a Interactive Whiteboard?
Modern devices use a _________ screen that produces a very sharp image and enhances the usefulness of LCD displays.
What is TFT (Thin Film Transistor)?
What is CO2 referred to as?
What is Carbon Dioxide?
Allows you to scan pages of text and save them into your word processor, meaning they can be edited.
(Double Jeopardy)
What is OCR (Optical Character Recognition) ?
What are the three parts of a CPU?
What are the control unit, arithmetic and logic unit (ALU) and registers?
A program that reads aloud onscreen text, and would be most effective for people with a vision disability.
What is a Screen Reader?
The expression used to describe a system that is easy to manipulate
What is user friendly?
What is the most common letter in English?
(Double Jeopardy)
E
The number of times that an image is drawn each second on a monitor or a screen is called what?
What is the Refresh rate?
The amount of _____ determines the number of programs you can run simultaneously and how fast they operate is called what?
What is RAM (Random Access Memory)?
The electronic or mechanical part of the computer system that you can see or touch is called what?
What is Hardware?
The OS developed by GNU General Public License and anyone can copy its source code.
(Double Jeopardy)
Unix
How many years must pass before you can celebrate a centennial?
What is a 100?
The CRT (Cathode Ray Tube) uses a _________ and what three colors are shot out from it?
What is the Electron Gun and Red, Green, and Blue?
The ______ uses ROM to control communication with peripherals or disk drives?
What is the BIOS (basic input/output system)?
Device which are used to store information permanently like hard drives and DVD-RW drives are called what?
What is Storage Devices?
Rewrites data so that it takes less pace on disk is called what?
What is Compression Utility?
What is the largest desert in the world?
What is Antarctica?
The brightness of an image is measured in ______?
What is cd/m^2 (candela per square meter)?
A terabyte (TB) is ________ _____bytes?
What is 1,024 gigabytes?