Class 10 AI Care and Maintenance of a Computer | Class 10 AI Information and Communication Technology Skills
Care and Maintenance of Computer Quiz
1. What do you mean by Computer Maintenance?
It refers to the set of activities to keep computer in good condition to make it work efficiently.
2. What is hardware maintenance?
It is defined as the maintenance of the hardware components of a computer like keyboard, mouse, monitor, CPU and other devices attached to computer.
3. How can we perform maintenance of monitor?
- Use a soft cotton cloth to clean the monitor.
- Never spray any liquid on the computer screen.
- Do not touch the computer screen with your hand .
4. How can we perform maintenance of keyboard?
- We can use a vacuum cleaner or blower to clear dust from the keyboard.
- Soft brush can also be used to clean dust.
- We can remove the keys of keyboard to clean it.
- We can also use a soft cloth to clean the top surface of the keys.
5. How can we perform maintenance of mouse?
- We can use cotton cloth to clean the mouse.
6. How can we perform maintenance of CDs and DVDs?
- We should always keep CDs and DVDs in their boxes or cases.
- Don’t touch the surface of the CDs and DVDs with hands.
- We can use special liquid for cleaning the surface of the CD by wiping it with cotton cloth after putting a few drops of the liquid on the CD/DVD .
7. How can we perform maintenance of CPU Cabinet?
- Cotton cloth can be used to wipe the surface of the cabinets.
- Clean the backsides of the cabinets .
- We can use blower to remove the dust from the insides of CPU cabinet.
- Do not touch the motherboard with hands.
8. How can we perform maintenance of Digital Camera?
- Don’t touch the lens of camera.
- We can use a soft brush or dry cotton cloth to remove the dust from camera.
- We can use a special cleaning fluid to clean the lens.
9. What is software maintenance?
Software maintenance includes:
- Disk cleanup
- Protection against viruses
- Deletion of unwanted files
- Backup
- Updation of the softwares
10. What is a virus?
Virus stands for Vital Information Resource Under Seize. It a computer software that can harm your computer. It can harm a computer in following ways:
- It can delete files.
- It can corrupt operating system.
- It can slow down the computer.
11. What are signs of virus attack?
A virus can cause problems in a computer in many ways. Some of them are as follows:
- Computer becomes slow.
- It may display strange message.
- It may increase the space of disk.
- Computer may hang.
- It may format the hard disk.
- It may delete or damage the files.
12. How can we protect computer against virus?
Install antivirus: We can install antivirus software.
Regular updation: Antivirus, Operating system and other softwares must be regularly updated.
Downloading: Never download any software from unreliable website.
Regular Scan: Computer must be regularly scanned.
Avoid spam mails: Don’t open emails received from unknown senders.
Backups: Take regular backup of data and files .
Avoid using portable devices: Try to avoid using portable storage devices like CD, DVD and pen drive.
Scan external devices: Scan external devices like pen drive, CD, DVD before using.
13. What is an Antivirus software? Give examples of Antivirus software.
Antivirus software is a computer software that can identify, prevent, and remove viruses from a computer.
Examples: QuickHeal, AVG, Avast etc.
14. Write steps to scan and clean virus from computer.
- Click on Start > Antivirus Software.
- The Antivirus window appears.
- Select the Custom scan option to scan any particular file or folder,
- Select Full System Scan option to scan the whole computer,
- If viruses are found, the antivirus will display message.
- It will either delete the virus or quarantine it.
15. What is disk fragmentation?
When we save a file on computer, its contents may not be saved in a contiguous locations on disk. This is known as fragmentation. These fragments may slow down the computer.
16. What is disk defragmentation?
Disk defragmentation is the process of storing contents of a file in such a way that they are stored in contiguous memory locations.
17. Write steps for Disk Defragmentation?
- Click on Start > Window Administrative Tools > Defragment and Optimize Drives.
- Optimize Drives program window opens.
- Click at the disk drive you want to optimize.
- Click on Optimize button to start defragmentation.
18. What do you mean by temporary files?
Temporary files are automatically generated during installation of softwares or they are downloaded during surfing of internet. These files may slow down the computer.
19. Write steps for removing temporary files.
- Click at Start Button
- Search for “Disk Cleanup” from the “Start” menu
- Click at Disk Cleanup App from search results.
- Select the Drive you want to clean.
- Click on the checkboxes before options like Downloaded Program Files, Temporary Internet files etc.
- Click on the Delete Files button.
20. What do you mean by spam.
Spam refers to the e-mails sent by unknown senders.
21. Write steps to delete spam from email account.
- Open your email account.
- Select Spam folder from left pane.
- Click on the Delete all spam messages.
22. How can we prepare maintenance schedule?
We can make schedule for maintenance of hardware and software as:
- Make weekly schedule to delete temporary files and files stored in Recycle Bin.
- Run Disk Defragmenter once or twice a month.
- Take weekly backups.
- Update Operating System, Antivirus and softwares on daily basis.
- Clean external devices like keyboard, mouse, printer etc. on daily basis.
- Clean internal components of computer monthly.
23. What can an Antivirus do?
OR
Write features of an Antivirus.
- It can detect virus from a computer.
- It can clean the virus.
- It can delete the file that contains virus if it can’t be cleaned.
- It can quarantine the file containing virus. So that virus doesn’t spread further.
- It can can emails.
24. What is Trozan Horse?
It is an application that looks like a game or some other application but it may harm the computer.
25. What is a Worm?
It is an application that can replicate itself. it fill entire disk space
Care and Maintenance of Computer Quiz