Q1. What does ICT Stands for?
Ans- ICT – Information and Communication Technology
Q2. Differentiate between computer hardware and software
Ans- The physical parts that we can see and touch are called hardware.
For Example – keyboard, monitor, CPU, etc.
Software is the part of the computer that we cannot see, it makes the hardware work the way we want.
For example – MS Paint, MS Word etc
Q3. What does BIOS Stands for?
Ans – BIOS – Basic Input Output System
Q4. Name two mobile operating system
Ans – Google Android, Apple ios
Q5. Name two operating systems for laptops or desktops?
Ans – Ubuntu
Microsoft windows
Q6. Differentiate between files and folders
Ans- File is a place where information is stored in computer, it has a name and extension both
For example for image files – .jpg extension, for audio files .mp3 extension, for a notepad file .txt extension.
Whereas folder is a place where group of files are stored
Folder only has a name and no extension
Q7. Write shortcut commands for the following –
Ans – Copy – ctrl+c
Cut – Ctrl+x
Paste – ctrl+v
Print – ctrl+p
Undo – ctrl+z
Redo – ctrl+y
Select all – ctrl+a
Q8. Keys labeled from F1 to F12 are ________ keys
Ans- Function Keys
Q9. Control(ctrl), shift, spacebar, alt, capslock, and tab are ____keys
Ans – Control Keys
Q10. What are navigation keys?
Ans – Keys such as arrows, home, end, page up, page down are all navigation keys that are used to navigate in a document.
Q11. Insert, Delete, Backspace are ____keys
Ans – Command keys
Q12. What do you mean by viruses?
Ans – Viruses are computer programs that can damage the data and software programs or steal the information stored on the computer. Viruses are of two types – Worms and Trojan Horse.
Q13. What are the various threats to the computer system?
Ans –
Viruses – Worms or Trojan Horse
Theft – Online OR Physical
Online Predators and Scammers
Q14. Write down the steps to create a folder in C drive with your name.
Answer – step 1 – Go to the C drive
Step 2 – Right click on mouse and go to new and click on new folder
Step 3 – Type Name for the folder
Folder with your desired name will be created
Q15. List down the best practices to protect your data?
Ans – 1. Use passwords to login to your computer system
2. Install antivirus and Firewall
3. Browse secure sites – Check whether the site is https secure or not.
Q16. How can we make our password strong?
Ans – 1. Avoid common names and places that are easy to guess.
2. Include a mix of uppercase and lowercase alphabets, numbers and special symbols.
Q17. What is the extension of a) text file b) temp file
Ans – a) .txt
b) .tmp
Q18. Naman has been using his laptop for more than 2 years now but the performance of his laptop feels very slow and sluggish now, how can he speed up his system?
Ans – By removing unnecessary files, images, and softwares from system
By removing temporary files created by system
Q19. Name two keys that are used to remove typed text or characters
Ans – Backspace and Delete
Q20. _____key helps to overwrite characters on the right side of cursor
Ans – Insert