Types of printers

SPEAKER

Speaker are the output devices used to listen to 
 music and sound effects form the computer. 
they may be built into the system  unit or
connected with cables to CPU.

PRINTER

It is an important Prat of a computer system.
It Prints the output onto paper. The printed
copy is called the hard copy. the most commonly
 used printers are Dot matrix, Inkjet and laser  
printers.

Dot Matrix Printer

The Dot Matrix printer work like a typewriter 
and creates impression by striking on the paper.
It is very noisy and least expensive. Dot Matrix
printer are not so common nowadays.

Inkjet Printers

The Inkjet printer sprays droplets of ink on paper
to from text and graphics. It is ideal for routine 
business work and personal documents . It can
print the black as well as produce colored
output. It produces high quality prints when used 
with special paper.
  

The Basic Parts of Computer to full Details of its Basic Functions

Q-1) Write down the three basic function of a computer?

Ans.) The three basic function of a computer are -

1. Input.
2. Processing.
3. Output.

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Q-2) How does a computer system work?

Ans.) A computer system work with the help of Hardware software.

Q-3) Write two parts of a computer system?

Ans.) The two parts of a computer system are -

Hardware and Software

Q- 4) What is a peripherals of a computer?

Ans.) The additional parts which can also be attached to a computer.

Q-5) Write 3 peripherals of a computer?

Ans.) The 3 peripherals of a computer Printer, Modem, Scanner, etc.

Q-6) What is the use of input devices? write its two type.

Ans.) The devices through which we enter data and instruction into the the computer are called input
devices .e. g . keyboard and mouse.

Q-7) Write three pointing devices name?

Ans.) The three pointing devices are -

1. Mouse.
2. Trackball.
3. light pen. 

Q-8) Who was the inventor of (QWERTY) keyboard?

Ans.) Sir christopher latham sholes was the inventor of (QWETRY) keyboard.

Q-9) What do you mean by pointing devices?

Ans.) The other input devices which do not require typing input
Data they are called input devices.

Q-10) Who the father of Pentium?

Ans.) VINOD DAHAM was the father of Pentium.

Q-11) What is a soft copy?

Ans.) The Output that we get on a paper is called the soft copy.

Q-12) Different between CRT AND LCD monitor?

Ans.) Both CRT AND LCD monitor produce sharp images, but LCD monitors have the average of being much thinner, lighter and consume less electricity. CRT monitor, how ever ,are generally less expensive ,but consume more electricity.

Also Read :

What do You Mean by CS and CT Commands [Explain]. ___________________________________________________________

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What do You Mean by CS and CT Commands [Explain]

Best Answer: What do You Mean by CS and CT Commands. The differences between CS and CT commands. We are first explaining CS command then CT command.

What do You Mean by CS and CT Commands

CS COMMAND: The CS command is used to erase the entire picture drawn on main screen.

CT COMMAND: The CT command is used to clean the text present in recall list box and commander input box.

Difference between CS and CS command: 

The differences between CS and CT command are -

The CS command is used to erase the entire picture drawn on main screen and The CT command is used to clean the text present in recall list box and commander input box. These both commands are useful for logo language. 

Now you clearly understands the differences of CT and CS commands. Here we are guiding more about computer language. So, keep visiting us for daily update of computer Theory. 


Hope you could understand How the CT command is differ from CS command.

- Thank you. 

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