Basic concept of computer hardware
CPU stands for?
Central Processing Unit.
I/O stands for?
Input and Output.
What is a port?
where data goes i and out of the computer.
What is primary memory?
Where the data and program used are stored
a peripheral that allows images to be displayed on the monitor
Video Card
What is an Input ?
Part of the computer that gets the information.
What is previously stored data?
Information that are already in the computer stored to be used later.
what is a peripheral devices?
Hardware outside of the computer.
What is RAM?
Non-permanent data that can be lost when the computer is shut down
inputs and records sound
Microphone
What is an Output?
Parts of the computer that give a reaction to what one does to another.
List the examples of input devices
keyboard
Mouse
Microphone
What are secondary memory input devices?
Input used by a computer to keep and get information in.
What kind of data stored in ROM
Permanent start up instructions to start the computer.
Name communication periphera
Modem
Router
NIC
Wifi
What is a Primary Memory?
Primary memory is where programs and data are stored.
Name the 4 types of peripherals
Input, Output, Communication, Storage
What the user takes from the computer is
What the computer takes from the user is
Output
Input
How many bits in the word "WORDS"
How many bits in a byte?
40 bits
8 bits = 1 byte
Define Peripherals
devices that linked to and control by the CPU
other devices connected to the computer through the System Unit
devices connected from outside
What are the different functions of computer?
- Accepting data
-Processing data
-Storing data
-Displaying data
Name 2 types of Memories and provide examples for each.
Primary Memory & Secondary Memory,
Primary Memory: RAM & ROM
Secondary Memory: Pen drive, Hard Drive, CD,
Why are input output devices important?
allow the computer system to interact with the outside world by moving data into and out of the system.
What are ribbon cables?
Wires that send information to the computer and coordinate where moving information goes
1. Define Expansion Slot, Expansion Card
2. State the long forms for the following acronyms
NIC
VGA
HDMI
A connection or port inside the computer to connect expansion cards
Expansion cards are adapters or cards that connected to the expansion cards to enhance computer cababilities
Network Interface Card
Video Graphics Array
High Definition Multimedia Interface