A) Sound Card
B) GPU
C) NIC
D) CPU
Correct Answer: A) Sound Card
Explanation: A sound card is used to process and amplify audio signals, enabling sound output through speakers or headphones.
A) RAM
B) Cache Memory
C) Hard Drive
D) CPU
Correct Answer: C) Hard Drive
Explanation: Hard drives are typically used for long-term data storage, storing the operating system, applications, and user data.
A) GPU
B) BIOS
C) PSU
D) RAM
Correct Answer: B) BIOS
Explanation: The BIOS (Basic Input/Output System) is essential for the boot process, initializing hardware and loading the operating system.
A) Enhances network connectivity
B) Reduces electrical interference
C) Improves heat transfer between CPU and heat sink
D) Increases the processing speed
Correct Answer: C) Improves heat transfer between CPU and heat sink
Explanation: Thermal paste is applied between the CPU and heat sink to improve the efficiency of heat transfer, ensuring the CPU remains cool during operation.
A) PCI
B) AGP
C) PCIe
D) ISA
Correct Answer: C) PCIe
Explanation: PCIe (Peripheral Component Interconnect Express) is the standard bus for high-speed data transfer in modern computers, used for graphics cards, SSDs, and other components.
A) RAM
B) VRAM
C) ROM
D) Cache
Correct Answer: B) VRAM
Explanation: VRAM (Video RAM) is specialized memory used by graphics cards to store textures, frame buffers, and other graphical data needed for rendering images.
A) Overclocking
B) Hyper-Threading
C) SpeedStep
D) RAID
Correct Answer: C) SpeedStep
Explanation: Intel’s SpeedStep technology allows a computer to adjust the CPU’s speed dynamically to save energy and reduce heat when full processing power is not needed.
A) Disk Controller
B) Northbridge
C) Sound Card
D) Network Interface Card
Correct Answer: A) Disk Controller
Explanation: The disk controller manages the reading and writing operations on the hard disk drive, allowing data to be stored and retrieved from the disk.
A) To speed up data access
B) To correct single-bit errors in data
C) To increase storage capacity
D) To enhance graphical performance
Correct Answer: B) To correct single-bit errors in data
Explanation: ECC memory is designed to detect and correct single-bit errors in data, improving the reliability of data stored in memory, especially in servers and mission-critical systems.
A) ATX
B) M.2
C) SODIMM
D) USB-C
Correct Answer: A) ATX
Explanation: ATX (Advanced Technology eXtended) is a common form factor for desktop computer motherboards, providing standard dimensions and mounting points for cases and components.
A) SATA II
B) USB 3.0
C) NVMe
D) IDE
Correct Answer: C) NVMe
Explanation: NVMe (Non-Volatile Memory Express) is an advanced storage interface that provides faster data transfer speeds than traditional SATA or USB interfaces, especially when used with SSDs.
A) The speed at which the CPU executes instructions
B) The speed of data transfer between CPU and RAM
C) The time it takes for the CPU to boot up
D) The frequency of hard drive access
Correct Answer: A) The speed at which the CPU executes instructions
Explanation: Clock speed, measured in GHz, refers to the speed at which a CPU can execute instructions, with higher speeds resulting in faster processing capabilities.
A) Power Supply Unit
B) Southbridge Chip
C) Graphics Card
D) RAM
Correct Answer: B) Southbridge Chip
Explanation: The Southbridge chip on a motherboard manages input/output functions, including the number of USB ports, SATA ports, and other peripheral connections.
A) Lower noise levels
B) Increased power efficiency
C) Enhanced display quality
D) Higher storage capacity
Correct Answer: A) Lower noise levels
Explanation: Liquid cooling systems are quieter than traditional air coolers, providing efficient heat dissipation with reduced noise levels, ideal for high-performance or overclocked systems.
A) DRAM
B) Flash Memory
C) SRAM
D) VRAM
Correct Answer: B) Flash Memory
Explanation: SSDs use flash memory, a type of non-volatile memory that retains data without requiring power, providing faster access times and better durability than traditional hard drives.
A) Crystal Oscillator
B) Power Supply Unit
C) Heat Sink
D) GPU
Correct Answer: A) Crystal Oscillator
Explanation: A crystal oscillator generates precise timing signals for the CPU, ensuring that instructions are executed at the correct clock speed.
A) Thunderbolt
B) VGA
C) USB-C
D) HDMI
Correct Answer: A) Thunderbolt
Explanation: Thunderbolt ports are used to connect external graphics cards (eGPUs) to laptops, allowing for enhanced graphical performance, especially in gaming and creative applications.
A) Power Supply Unit
B) Voltage Regulator Module
C) Northbridge Chip
D) RAM
Correct Answer: B) Voltage Regulator Module
Explanation: The Voltage Regulator Module (VRM) controls and stabilizes the voltage supplied to the CPU, ensuring it operates within safe parameters.
A) To connect external devices
B) To power the GPU
C) To increase RAM speed
D) To reset the BIOS settings
Correct Answer: D) To reset the BIOS settings
Explanation: Jumpers are small connectors on the motherboard that can be used to reset the BIOS settings, configure hardware, or enable/disable specific functions.
A) SSD
B) Tape Drive
C) RAM
D) USB Flash Drive
Correct Answer: B) Tape Drive
Explanation: Tape drives are used for long-term data archival because they offer large storage capacities and are designed to store data securely over extended periods.
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