#1
Which of the following components is most susceptible to overheating in a computer system?
Central Processing Unit (CPU)
ExplanationCPU - It performs extensive calculations and generates significant heat.
#2
What does RAM stand for in computer terms?
Random Access Memory
ExplanationRAM - It allows data to be read or written in almost the same amount of time regardless of the physical location of data inside the memory.
#3
What is the purpose of a surge protector in a computer setup?
To protect against voltage spikes and surges
ExplanationSurge protector - It safeguards electronic devices from voltage spikes.
#4
Which of the following is NOT a component of a motherboard?
Hard drive
ExplanationHard drive - It is a separate storage component and not part of the motherboard.
#5
What is the purpose of clearing cache memory in a web browser?
To free up memory and remove temporary files
ExplanationCache clearing - It improves browser performance by removing temporary files and freeing up memory.
#6
Which of the following is NOT a common type of computer port?
DSL
ExplanationDSL - It is a broadband internet connection technology, not a computer port.
#7
Which of the following is not a common computer virus type?
Java
ExplanationJava - It is a programming language and platform, not a virus type.
#8
What is the purpose of defragmenting a hard drive?
To rearrange fragmented data for faster access
ExplanationDefragmentation - It organizes data on a disk so that related pieces are grouped together, improving access speed.
#9
What is the purpose of an uninterruptible power supply (UPS) in computer systems?
To prevent data loss during power outages
ExplanationUPS - It provides emergency power to a load when the input power source fails.
#10
Which of the following is NOT a good practice for maintaining computer security?
Clicking on suspicious email attachments
ExplanationClicking on suspicious email attachments - It can lead to malware infection or phishing attacks.
#11
What is the purpose of thermal paste in computer assembly?
To provide better heat transfer between the CPU and heatsink
ExplanationThermal paste - It fills in microscopic gaps between the CPU and heatsink, enhancing heat transfer.
#12
Which of the following is a benefit of using solid-state drives (SSDs) over traditional hard disk drives (HDDs)?
Faster data access and transfer speeds
ExplanationSSDs - They have no moving parts and offer faster data access and transfer speeds.
#13
What is BIOS short for in computing?
Basic Input Output System
ExplanationBIOS - It is firmware used to perform hardware initialization during the booting process.
#14
What does RAID stand for in terms of computer storage?
Redundant Array of Independent Disks
ExplanationRAID - It combines multiple physical disk drive components into one or more logical units.
#15
Which of the following is NOT a symptom of a failing hard drive?
Improvement in system performance
ExplanationImprovement in system performance - A failing hard drive typically leads to degradation in performance.
#16
What does the term 'phishing' refer to in the context of computer security?
A fraudulent attempt to obtain sensitive information by impersonating a trustworthy entity
ExplanationPhishing - It involves tricking individuals into revealing sensitive information.
#17
What is the purpose of a UPS bypass switch?
To switch to utility power during UPS maintenance
ExplanationUPS bypass switch - It allows direct power from the utility source during UPS maintenance.
#18
What is the primary function of an antivirus software?
To detect and remove malware
ExplanationAntivirus software - It scans for and removes malicious software from a computer system.