General Info.
All the parts of the computer that you can see and touch.
Hardware
CPU stands for ____________.
Central Processing Unit
It is important to know 4 features of main memory.
capacity, type, word size and speed
The main __________ storage medium used by a computer system
secondary
_______ is used to connect certain types of mouse, modem and printer.
This is a set of requirements that a device should possess.
Specifications
The two main features that you need to be aware of when choosing a CPU.
Speed and Type
Memory capacity is measured in ______.
Gigabytes
The two main specifications to note of a Hard Disk are its __________ and _________.
storage capacity and its speed.
__________used to transfer video images from digital devices.
Firewire
The CPU can be found under a ______ in the System Unit.
Fan/Cooler
_________ means that it can execute approximately 1 million instructions per second.
MHz
This determines the number of bits that can be stored and processed at a time by the CPU.
Word Size
Hard Disk capacities are measured in Gigabytes ranging from ________ to ________.
120GB to 2TB.
USB stands for_______________.
Universal Serial Bus
Two parts of the CPU are __________ and the _______. (state the full names)
Control Unit and Arithmetic and Logic Unit
The basic unit of measurement of computer speed, in cycles per second.
Hertz
RAM speed is measured in MHz and is usually ______ and up.
1333 MHz
__________ measures the speed by which data can be transferred from the Hard Disk to the CPU.
Data transfer rate
This is used mainly to connect printers but can also be used to connect certain scanners and external hard disks.
Parallel port
SDRAM stands for ______________.
Synchronous Dynamic RAM
State two AMD processors and two Intel processors.
Intel Processors are Pentium, Core and Celeron.
AMD Processors are Athlon, Sempron, Turion and Phenom.
This memory type is used mainly for high performance computers.
RDRAM
_________ indicates how fast the hard disk spins.
Revolutions per minute (rpm)
These are sockets found on the main circuit board (motherboard) that are used to insert additional circuit boards.
Expansion Slots