Last updated on June 28th, 2023 at 11:43 pm
Class 3 Computer Hardware and Software
Fill in the blanks:
…………… is the part of the computer that can be touched and seen. [Hardware]
Those devices which are used to store data are known as ………. devices. [Storage]
The devices that produce results after processing are called ………. devices. [Output]
………… is a set of instructions given to a computer. [Software]
The ………. system manages the overall operation of a computer. [ operating]
Hardware and ………. are the two basic components of a computer. [ software]
…………is a set of programs that controls the overall operation of a computer. [System Software]
Scanners are ………devices. [ input]
The printer is an ………. device. [ output]
…….in computers perform all arithmetic calculations and take logical decisions. [ ALU]
Windows is an ………. system. [ operating]
Calculator is an ………. program. [ application]
A webcam is an ………. device. [ input]
Answer the following questions:
[Q] Define input devices?
Input devices are used to input words, numbers, or pictures into a computer.
[Q] Define output devices?
A device that displays the information and results is called an output device
[Q] Define storage devices?
The devices that are used to store data are called storage devices.
[Q] What is software?
Software is a part of the computer that cannot be seen or touched.
[Q] What is system software?
Software that controls the overall operation of a computer is called system software.
[Q] What is application software?
A program or application that performs a certain type of work is called an application software.
[Q] What is the ALU?
The part of the CPU that performs arithmetic and logic operations is known as ALU.
[Q] What is an operating system? Give any two examples.
A software that controls the overall functioning of the computer is known as operating system. The two examples of an operating system are Windows 7 and Windows 10.
[Q] Give some examples of input devices.
Keyboard, Mouse, Mic, Scanner are examples of input devices.
[Q] Give some examples of output device
Monitor Printer and Speaker are examples of output device.
[Q] Give some examples of application software.
Examples of application software are Tux paint, MSW Logo, paint etc.
[Q] Name the various hardware components of a computer?
The hardware consists of system units, input devices, processing devices, output devices, and storage devices.
[Q] Define Monitor.
A monitor displays text, pictures, and videos. The information displayed on the monitor is called a soft copy.
[Q] Define printer
It is a device that prints text and graphics on paper. Paper-based printouts are commonly called hard copies.
[Q] Define speakers.
An output device is used to hear sound from a computer.
[Q] Define the data projector.
A projector is an output device that displays the data displayed on the computer screen or a larger screen.
[Q] Define smartboard.
The information is displayed on a screen connected to a data projector through this output device. It is used in a classroom to teach.
[Q] Define storage device.
A storage device is any hardware component that can store data, instructions, and information for future use.
[Q] Define the operating system.
The operating system is the first software that must be installed on the computer; it is a bridge between the user and the computer system. It coordinates all activities on the computer.
[Q] Who developed Windows?
Microsoft
[Q] Who developed Mac OS.
Mac OS is developed by Apple Inc.
[Q] Who developed Linux?
Linux OS is developed by Linus Torvalds.
[Q] Which software is available for free on the internet.
Linux
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