Class 5 Unit-2 (Information & Communication Technology)

 

Unit-2

Information & Communication Technology

Exercise

D. Differentiate between:

1. Primary source of information and secondary source of information

Primary source

Secondary source

Original or first-hand information.

Information collected from primary sources and analyzed or interpreted.

Example: interview, survey, experiment.

Example: textbook, newspaper article, report.

 

2. Intrapersonal communication and interpersonal communication

Intrapersonal communication

Interpersonal communication

Communication with oneself (thinking, talking to yourself).

Communication between two or more people.

Example: self-talk.

Example: conversation with friends.

 

E. Very short answer type questions

1. Define communication.

Communication is the process of exchanging information, ideas, or feelings between people.

2. Give examples of means of communication.

Examples: telephone, email, letter, television, newspaper.

3. What is mass communication?

Mass communication is the process of sharing information with a large number of people at the same time, like through TV, radio, or newspapers.

4. Sometimes, we talk to ourselves. What type of communication is this?

It is intrapersonal communication.

 

Long answer type questions

1. Describe how computer can help in communication.

A computer helps in communication in many ways. We can use email to send messages quickly. We can chat with friends using social media. We can make video calls using apps like Zoom or Skype. Computers also help us to create and share documents, pictures, and videos easily with people around the world.

2. What are information and communication?

Information is data or knowledge shared with others. Communication is the process of sending and receiving information between people. Communication helps to understand and share ideas, feelings, and facts with each other.

3. Mention different types of communication.

  • Verbal communication: Using spoken or written words.
  • Nonverbal communication: Using body language, facial expressions, gestures.
  • Visual communication: Using pictures, symbols, graphs.
  • Intrapersonal communication: Talking to oneself.
  • Interpersonal communication: Talking with others.
  • Mass communication: Communicating with many people at once.

4. Give examples of verbal and nonverbal communication.

  • Verbal communication: Talking on the phone, giving a speech, writing a letter.
  • Nonverbal communication: Smiling, waving hands, nodding head.

 

 

Next Exercise

 

D. Differentiate between:

1. Hardware and software

Hardware

Software

Physical parts of a computer that we can touch.

Programs or instructions used to operate the computer.

Example: keyboard, mouse.

Example: MS Word, Windows.

 

2. Input device and output device

Input device

Output device

Used to enter data into the computer.

Used to show the result from the computer.

Example: keyboard, mouse.

Example: monitor, printer.

 

 

E. Very short answer type questions

1. Write names of any two hardware tools of computer.

  • Keyboard
  • Monitor

2. Write names of any two software tools of computer.

  • MS Word
  • Windows

 

 

F. Short answer type questions

1. Write any two similarities and differences between human brain and computer memory.

Similarities:

  • Both store information.
  • Both can process and recall information when needed.

Differences:

  • Human brain can think and feel, but computer memory cannot.
  • Human brain has unlimited storage, but computer memory has limited capacity.

2. Write the use of:

(a) HDD (Hard Disk Drive)

Used to store data and files permanently in a computer.

(b) RAM (Random Access Memory)

Used to store data temporarily while the computer is working; it makes the computer fast.

(c) SSD (Solid State Drive)

Used to store data permanently like HDD but works faster and is more reliable.

(d) ROM (Read Only Memory)

Used to store permanent instructions needed to start the computer (booting).

 

 

 

G. Long answer type questions

1. What are the different parts of computer? Mention them.

A computer has mainly four parts:

1.    Input devices — Used to enter data into the computer.
Examples: Keyboard, mouse, scanner.

2.    Output devices — Used to show the result or output.
Examples: Monitor, printer, speakers.

3.    System unit — The main part that processes data. It contains CPU, motherboard, hard disk, RAM, etc.

4.    Storage devices — Used to store data and files.
Examples: Hard disk, SSD, pen drive, CD.

2. What is the difference between hardware and software?

Hardware is the physical part of a computer which we can see and touch.
Examples: keyboard, mouse, monitor, CPU.

Software is a set of instructions or programs that run on the computer. We cannot touch software.
Examples: MS Word, Windows, games.

3. Compare the working process of human and computer.

Human

Computer

Can think, feel, and make decisions on their own.

Works only as per given instructions.

Brain is used to control and process information.

CPU is used to process data and control.

Memory is unlimited and can learn new things.

Memory is limited and cannot learn by itself.

Can do many activities at the same time but slower.

Can do tasks very fast but needs instructions.

 

 

 

Next Exercise

 

D. Differentiate between:

1. Typing software and paint software:

Typing Software

Paint Software

Used for learning and improving typing skills.

Used for drawing and coloring pictures.

Example: Typing Master

Example: MS Paint

 

 

 

2. Function key and number key:

Function Key

Number Key

Used to perform special tasks.

Used to type numbers.

Example: F1, F2, F5

Example: 1, 2, 3, 4

 

 

E. Very short answer type questions:

1. Name any two typing softwares.
→ Typing Master and Rapid Typing

2. How many number keys are there in a keyboard?
→ There are 10 number keys (0 to 9).

3. What does the function key ‘F5’ signify?
→ F5 is used to refresh a page or window.

4. Give names of any two word processors.
→ MS Word and LibreOffice Writer

F. Short answer type questions:

1. What is typing software? Write its uses.
→ Typing software helps to learn and improve typing speed and accuracy.
Uses:

  • To practice typing
  • To increase typing speed
  • To reduce typing mistakes

2. What is paint software? Mention its application.
→ Paint software is used for drawing, coloring, and editing pictures.
Applications:

  • Making drawings
  • Coloring images
  • Editing pictures

 

 

3. What is the importance of short-cut key in computer?

Answer:
Shortcut keys help to do work quickly on the computer. They save time and make tasks easier.
Example:

  • Ctrl + C to copy
  • Ctrl + V to paste

4. Write the full form of RAM, DVD, LAN, WWW, IP.

Answer:

  • RAM – Random Access Memory
  • DVD – Digital Versatile Disc
  • LAN – Local Area Network
  • WWW – World Wide Web
  • IP – Internet Protocol

G. Long answer type questions:

1. What is keyboard? What are the different keys present in a keyboard?

Answer:
A keyboard is an input device used to type letters, numbers, and symbols into the computer.

Different keys on a keyboard:

  • Alphabet keys (A-Z) – to type letters
  • Number keys (0-9) – to type numbers
  • Function keys (F1 to F12) – to do special tasks
  • Arrow keys – to move the cursor
  • Control keys (Ctrl, Alt, Shift) – used in shortcuts
  • Enter key – to go to the next line or send commands
  • Spacebar – to give space
  • Backspace/Delete – to erase text

2. What is word processor? Write the different steps for opening the word processor.

Answer:
A word processor is a software used to type and edit documents.
Example: MS Word, LibreOffice Writer

Steps to open a word processor (MS Word):

1.    Click on the Start button.

2.    Go to All Programs or Search bar.

3.    Find and click on Microsoft Word.

4.    The word processor will open.

3. Draw a figure of an elephant or any animal you like. Then paint with appropriate color.

➡️ (For this question, you need to draw it yourself in your notebook or copy. You can draw any animal like elephant, cat, dog, fish, etc. and color it using crayons or color pencils.)

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