CFE study guide Flashcards
(36 cards)
What is the Computer working Principle?
- Data is first entered through input devices
- Processed and stored in a system unit
- Displayed by the output device.
What is a Personal Computer? (PC)
A computer intended for personal use.
What is a Laptop/Tablet PC?
A personal computer that is intended for travel use or when computing power isn’t an issue.
What is a PDA-Personal Digital Assistant (PALM)?
A small sized computer; Easily connects to mobile phones and can prove a good solution for less demanding users.
What is a Mobile Phone?
A portable electronic device used for distant communication.
What is a smartphone?
A device that combines all the functionalities of a phone, PDA, camera, camcorder, and computer.
What do smartphones need to properly operate?
Operating systems.
What is a Computer Case?
Protects the internal components of a computer from external particles.
What is a Motherboard?
The computer’s basic unit; Where all computer components are connected, directly or indirectly.
What is a Central Processing Unit (CPU)?
The brain of the computer; Manages and monitors other computer’s communication and performs arithmetic-logical operations.
What is Processing Speed measured in?
Hertz
What is Cache?
Small capacity memory which allows quick access to data.
What is ROM (Read Only Memory)?
A type of permanent, internal memory that is used solely for reading.
What is RAM (Random Access Memory)?
An active memory where analyzed data and programs are stored while the computer runs.
What happens to the data in ram when the computer shuts down?
Data is deleted.
What is a Floppy Disk Drive?
A drive used for storing and reading data stored on a floppy disk.
What is CD-ROM?
A drive used for reading CD media.
What is a DVD drive?
A drive used for reading DVD discs
What is the Capacity of a DVD disc?
4.7 to 18GB
What is a Soundcard?
A device used for sound creating and production by means of computer speakers.
What is a Graphics Card?
A computer component responsible for processing and displaying an image on a monitor.
What does a Graphics Card have?
A graphics processor and memory.
What is a Modem?
A device that enables a computer to communicate via telephone lines; They connect computers to the Internet
What is a USB?
A Output Port that is used to connect various devices.
