WorksheetsRevision Quiz
Total questions: 40
Worksheet time: 23mins
What does the ATX, form factor stand for ?
Advanced Technology Extended
Advanced Transformer Exchange
Automatic Transfer Xchange
Additional Technology Extension
The motherboard chipset is composed of the _____________ (and) _____________. (Don't forget to type the and, no need for capitals)
(a)
The power supply unit (PSU) converts fluctuating voltage to parallel voltage. (To x-axis)
True
False
Which monitor type offers organic and active-matrix options ?
CRT
LCD
LED
Plasma
What is the primary difference between LGA and PGA CPU sockets ?
Cooling requirements
Compatibility with motherboards
Supported clock speeds
Placement of pins
x86 CPU architecture supports more than 4 GB of memory.
True
False
(a) is a type of memory that is non-volatile and stores critical startup instructions.
What is hyper-threading?
One physical CPU core to function as two threads to process data.
One physical CPU core to function as two logical processors
One physical CPU core to function as four threads to enable hyper speeds
None of the above.
Rank the memory with their speed, (Fastest to Slowest)
DRAM CPU SRAM SSD HDD
(a)
Which RAID level offers both striping and mirroring ?
RAID 0
RAID 1
RAID 5
RAID 10
RAID 0 improves performance by _____
It does not improve performance
Storing one additional parity bit in drives
Striping data across multiple drives
Ensuring data backup across two redundant drives
What is the primary disadvantage of RAID 1 ?
Reduces total storage capacity by a quarter due to parity bits.
Increases total storage capacity by half due to miracles.
Increases the total threashold of a drive to store data but reduces speed.
Reduces total storage capacity by half due to mirroring.
Which RAID level provides the highest fault tolerance?
RAID 0
RAID 5
RAID 6
RAID 10
Which type of printer uses a drum, toner, and fuser in its printing process ?
Dot matrix printer
Laser printer
Inkjet printer
3D printer
Preventive maintenance at the software level involves updating drivers and running antivirus software.
Access control is also required.
Authentication is also required.
Data Discipline is also required.
Nothing else is required.
Electrostatic discharge (ESD) is prevented by using (a) tools.
What is the main purpose of preventive maintenance ?
To identify problems and let someone else fix them.
To identify mistakes and document them.
To identify issues before they become problems.
To identify and solve issues before they become problems.
Input devices include keyboards and mice, while output devices include _____________.
Scanners
Microphones
Speakers
Adapters
Which registry key is responsible for user-specific settings in Windows OS?
HKEY_CLASSES_ROOT
HKEY_LOCAL_MACHINE
HKEY_CURRENT_USER
HKEY_USERS
Defragmentation optimizes the performance of solid-state drives (SSD)
True
False
The boot sequence starts with the (a) , which locates and loads the operating system.
What is the primary difference between x32 and x64 architecture ?
x32 is faster that x86 and x64 is slower than x86
x32 supports faster bandwidth and is generally more dynamic
x32 is compatible with both x64 and x86 programs but x64 is not
x64 supports larger memory capacities and more robust multitasking
A default Windows OS directory structure contains the root folder, labeled as _______
D:/
E:/
A:/
C:/
Which type of fire extinguisher is used for electrical fires ?
Class A
Class B
Class C
Class D
Tools like multimeters and power supply testers are examples of _____________ tools.
Analysis Tools
Diagnostic Tools
Dialysis Tools
Maintenance tools
Material Safety and Data Sheets (MSDS) provide _____________.
Informaiton on how to stay alive while using materials and sheets of cotton with data written on them.
Information of material storage units and lab members data.
Information about lab saftey and locations of lab materials.
Information about material handling and hazards of materials.
What is the primary purpose of ESD tools ?
To ensure proper voltage of electricty passes through the user.
To protect data from electrostatic reflux.
To protect people from power spikes.
To protect components from electrostatic discharge.
To protect enviroment from static buildup by grounding.
What is the main advantage of laser printers over inkjet printers ?
Faster and cost-effective for high-volume printing.
Multi-printing and carbon printing availability.
Buffering and layout calibrations.
Multi-tool adaptability and data cleaning.
What is a scanner used for?
To analyze then digitalize physical objects.
To create physical data from digital data.
To syntesize documents or images into physical details.
To digitize physical documents or images.
Which of the following is an example of preventive maintenance?
Buying cleaning agents before the desktop enviroment becomes dirty.
Cleaning dust from the system fans.
Installing a new GPU before Overclocking the CPU.
Installing the best and most expensive air conditioner in a desktop enviroment.
What are the common causes of power fluctuations?
Faulty Earthing
Power Spike
Power Supply Unit
Faulty Chargers
What is the primary purpose of a heat sink in a computer?
Insulate the CPU against heat
Reduce dust buildup
Dissipate heat from the CPU
Provide power to the CPU
Which motherboard component holds the BIOS/UEFI firmware?
CPU socket
ROM chip
RAM slots
Chipset
Which type of cable is used for Ethernet connections?
Coaxial
USB
RJ45
HDMI
Which component is responsible for managing communication between the CPU and RAM?
Cache Memory
Southbridge
Northbridge
CMOS
What is the primary purpose of a UPS ?
Provide backup power
Voltage regulation
Surge protection
Increase power efficiency
Which port is typically used for connecting external storage devices?
VGA
RJ45
DVI
USB
Which file system is commonly used by Windows operating systems?
FAT32
ext4
NTFS
HFS+
Which tool is commonly used to remove dust from inside a computer?
Screwdriver
Multimeter
Power supply tester
Compressed air canister
What is the function of the Southbridge chipset on a motherboard ?
Manage CPU and RAM communication
Control input/output devices and peripherals
Regulate power to the motherboard
Store BIOS settings
