Question

2. Define the following terms in your own words :

a. Computer.

b. Hardware (H/W).

c. Software (S/W).

d. Input Devices.

e. Output devices.

f. Primary Memory.

g. Peripheral device.

Answer 1

Answer)

a) Computer: A machine that take data from user and convert the data into information by perform arithmetic and logical operations. Which includes both hardware and software device.

b) Hardware (H/W): An electronic components of computer which an see and touch. A computer have many hardware components such as monitor, cpu, keyboard, ups, etc.

c) Software (S/W): A set of instructions to the computer to say what to do. We can see the programs but can't touch. Eg: chrome, Skype, Microsoft Office, excel, word etc.

d) Input Devices: The device used to give data to the computer from the user. Which convert user understand data to computer understand data.

Eg: keyboard, mouse, scanner, etc.

e) Output devices: The device take the information give by the computer and convert the information into user understandable form.

Eg: monitor, printer, etc.

f) Primary Memory: The memory that can directly accessed by the cpu, also called RAM. Which is faster than secondary memory but small in size and large in cost.

g) Peripheral device: The device in computer but not essential part. Keyboard and mouse are peripheral device but memory and processor are not a peripheral device.