Q51. What is the benefit of using a disk cleanup tool?
a) It organizes fragmented files
b) It removes unnecessary files and frees up disk space
c) It updates the operating system
d) It defrags the hard drive
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Correct Answer: b) It removes unnecessary files and frees up disk space
Explanation: Disk cleanup tools help remove temporary files and other unnecessary files, freeing up disk space and potentially improving system performance.
Q52. How can you identify which programs are consuming the most system resources?
a) Use Task Manager
b) Use Disk Cleanup
c) Use CCleaner
d) Run a virus scan
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Correct Answer: a) Use Task Manager
Explanation: Task Manager provides information about resource usage by different programs, helping identify those that consume the most system resources.
Q53. What is a common reason for computer overheating?
a) Accumulation of dust inside the computer
b) Too many installed applications
c) High internet usage
d) Outdated software
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Correct Answer: a) Accumulation of dust inside the computer
Explanation: Dust accumulation can block ventilation and cooling, leading to overheating issues within the computer.
Q54. Which of the following actions is effective for managing and improving hard drive performance?
a) Running disk defragmentation
b) Disabling automatic updates
c) Removing installed RAM
d) Installing additional antivirus programs
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Correct Answer: a) Running disk defragmentation
Explanation: Disk defragmentation helps organize fragmented files and improve hard drive performance by optimizing data access.
Q55. What should you do if a computer becomes unresponsive and does not respond to keyboard or mouse inputs?
a) Restart the computer
b) Uninstall the latest software
c) Run disk cleanup
d) Check for software updates
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Correct Answer: a) Restart the computer
Explanation: Restarting the computer can resolve unresponsiveness issues by resetting the system and clearing temporary glitches.
Q56. How can you prevent unauthorized access to your computer’s files?
a) Use strong passwords and encryption
b) Share your passwords with trusted individuals
c) Disable user accounts
d) Avoid using antivirus software
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Correct Answer: a) Use strong passwords and encryption
Explanation: Strong passwords and encryption protect files from unauthorized access and ensure data security.
Q57. What is the role of a hardware firewall in a computer network?
a) To monitor and block unauthorized network traffic
b) To clean up disk space
c) To update system drivers
d) To defragment the hard drive
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Correct Answer: a) To monitor and block unauthorized network traffic
Explanation: A hardware firewall is used to protect a network by monitoring and blocking unauthorized traffic, providing an additional layer of security.
Q58. What is the primary use of the Spinrite tool?
a) To clean temporary files
b) To recover data from damaged hard drives
c) To optimize system performance
d) To update software
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Correct Answer: b) To recover data from damaged hard drives
Explanation: Spinrite is designed to recover data from damaged or failing hard drives by repairing physical and logical issues.
Q59. Which of the following should be avoided to maintain a computer’s physical cleanliness?
a) Using harsh cleaning chemicals
b) Regular dusting
c) Using compressed air
d) Cleaning with a soft cloth
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Correct Answer: a) Using harsh cleaning chemicals
Explanation: Harsh cleaning chemicals can damage computer components, so it is best to use appropriate cleaning methods like compressed air and soft cloths.
Q60. When should you consider upgrading your computer’s hardware?
a) When the system is running slow and software updates do not improve performance
b) When there are frequent software crashes
c) When there is an increase in internet speed
d) When the computer is free of malware
Show Answer
Correct Answer: a) When the system is running slow and software updates do not improve performance
Explanation: Upgrading hardware may be necessary if performance issues persist despite software updates and maintenance.