Computer Basics
The ____ is the part of the microprocessor that performs arithmetic operations.
ALU
One of the computer ads Laura is looking at specifies "1 GB 400 MHz SDRAM (max 2 GB)." What does the 1 GB specify?
Amount of RAM
Storage is typically expressed as ____.
Bytes
In a computer most processing takes place in ____.
CPU
A keyboard is an example of a pointing device.
False
All other things being equal, a computer with a 933 MHz processor is faster than a computer with a 2.6 GHz processor.
False
You can easily identify the microprocessor when looking inside a computer, as it is the only chip on the motherboard.
False
____ means a billion cycles per second.
Gigahertz
____ are the two major components of any computer system.
Hardware and Software
Data becomes ____ when it is presented in a format that people can understand and use.
Information
Hard disk storage technology can be classified as ____ storage.
Magnetic
A ____ computer is a small, lightweight personal computer with screen, keyboard, storage, and processing components integrated into a single unit.
Portable
____ data items may involve organizing or sorting them, checking them for accuracy, or performing calculations with them.
Processing
____ is a temporary holding area for data, application program instructions, and the operating system.
RAM
____ is a type of memory circuitry that holds the computer's startup routine.
ROM (Read Only Memory)
A computer is a multi-purpose electronic device that ____.
Stores data, processes data, and accepts input
The main component of a typical desktop computer is the ____, which houses the processor, memory, some storage devices, and display and sound circuitry.
System Unit
A touch screen, also known as a touch-sensitive screen, can serve as both an input and output device.
True
The system unit is the case that holds the main circuit boards, microprocessor, memory, power supply, and storage devices of a personal computer system.
True
Unlike disk storage, most RAM is ____.
Volatile