A) Hard Drive
B) CPU
C) RAM
D) Motherboard
Correct Answer: B) CPU
Explanation: The CPU (Central Processing Unit) executes instructions by performing arithmetic, logical, control, and input/output operations specified by the instructions.
A) SSD
B) ROM
C) RAM
D) Hard Drive
Correct Answer: C) RAM
Explanation: RAM (Random Access Memory) is volatile, meaning it loses all stored data when the power is turned off.
A) Sound Card
B) NIC
C) Graphics Card
D) USB Drive
Correct Answer: B) NIC
Explanation: A Network Interface Card (NIC) allows a computer to connect to a network and communicate with other networked devices.
A) RAM
B) CPU
C) Hard Drive
D) Power Supply
Correct Answer: C) Hard Drive
Explanation: The hard drive is used to store the operating system, application software, and user data.
A) Cache Memory
B) RAM
C) ROM
D) Hard Drive
Correct Answer: A) Cache Memory
Explanation: Cache memory is a small, high-speed memory located close to the CPU that stores frequently accessed data, improving processing speed.
A) HDMI
B) USB
C) Ethernet
D) Audio Jack
Correct Answer: A) HDMI
Explanation: The HDMI (High-Definition Multimedia Interface) port is commonly used to connect a monitor or television to a computer.
A) Hard Disk Drive
B) Solid State Drive
C) Optical Drive
D) Tape Drive
Correct Answer: B) Solid State Drive
Explanation: SSDs (Solid State Drives) use flash memory to store data, providing faster access speeds compared to traditional HDDs.
A) PCI
B) AGP
C) PCIe
D) SATA
Correct Answer: C) PCIe
Explanation: PCIe (Peripheral Component Interconnect Express) slots are commonly used to install graphics cards in modern computers.
A) Hard Drive
B) RAM
C) Power Supply Unit
D) Motherboard
Correct Answer: C) Power Supply Unit
Explanation: The Power Supply Unit (PSU) converts electrical power from the outlet into a form that the computer’s internal components can use.
A) To connect to a network
B) To connect a monitor
C) To connect external storage
D) To connect audio devices
Correct Answer: A) To connect to a network
Explanation: An Ethernet port is used to connect a computer to a wired network for internet access and communication with other networked devices.
A) ROM
B) RAM
C) Hard Drive
D) Flash Memory
Correct Answer: B) RAM
Explanation: RAM (Random Access Memory) provides temporary storage for data and instructions that are actively used by the CPU.
A) HDMI
B) Ethernet
C) USB
D) VGA
Correct Answer: C) USB
Explanation: USB ports are commonly used to connect external storage devices like flash drives and external hard drives.
A) GPU
B) BIOS
C) Motherboard
D) NIC
Correct Answer: C) Motherboard
Explanation: The motherboard manages the data flow between the CPU, memory, and peripherals, ensuring smooth communication.
A) Monitor
B) Mouse
C) Keyboard
D) Printer
Correct Answer: A) Monitor
Explanation: The monitor is used to display visual output from the computer, such as text, images, and videos.
A) SRAM
B) DRAM
C) Flash Memory
D) ROM
Correct Answer: A) SRAM
Explanation: SRAM (Static Random Access Memory) is used for cache in modern processors because it is faster and does not require refreshing.
A) Switch
B) GPU
C) SSD
D) Sound Card
Correct Answer: A) Switch
Explanation: A switch is used to connect multiple devices to a network, allowing them to communicate with each other.
A) HDMI
B) Ethernet
C) Audio Jack
D) USB
Correct Answer: C) Audio Jack
Explanation: The audio jack port is commonly used to connect a microphone to a computer for audio input.
A) CPU
B) PSU
C) GPU
D) Motherboard
Correct Answer: B) PSU
Explanation: The PSU (Power Supply Unit) is responsible for managing power distribution to all components within the computer.
A) Ethernet Card
B) NIC
C) Wi-Fi Adapter
D) Modem
Correct Answer: C) Wi-Fi Adapter
Explanation: A Wi-Fi adapter is used to connect a computer to a wireless network, enabling internet access without a physical connection.
A) SATA
B) PCIe
C) USB
D) HDMI
Correct Answer: A) SATA
Explanation: SATA (Serial ATA) connectors are commonly used to connect storage devices like SSDs and hard drives to the motherboard.
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