CSElec3-Prelim-Exam

What is the primary function of the CPU in a computer system?

• To store data permanently for future use.

• To execute instructions and process data from programs.

• To manage network connections and internet access.

• To display graphical content on the monitor.

What is the role of the Arithmetic Logic Unit (ALU) in the CPU?

• To manage data flow between the CPU and memory.

• To perform mathematical calculations and logical operations.

• To store temporary data for quick access by the CPU.

• To control the input and output devices of the computer.

Which of the following is a temporary storage unit within the CPU?

• Hard Drive

• Memory Registers

• Solid-State Drive

• Cache Memory

What is the primary function of the GPU in a computer system?

• To manage data flow between the CPU and RAM.

• To handle graphical and visual data processing.

• To store permanent data for long-term use.

• To control the power supply to the computer.

Which component connects all the hardware components of a computer?

• Power Supply Unit

• Motherboard

• Graphics Card

• Network Interface Card

What is the purpose of the BIOS/UEFI firmware on the motherboard?

• To store user data and applications.

• To initialize hardware during startup.

• To manage network connections and internet access.

• To process graphical data for display on the monitor.

Which type of memory is volatile and temporarily stores data for quick access?

• Hard Disk Drive (HDD)

• Solid-State Drive (SSD)

• Random Access Memory (RAM)

• Read-Only Memory (ROM)

What is the main difference between DRAM and SRAM?

• DRAM is faster but more expensive than SRAM.

• DRAM requires periodic refreshing, while SRAM does not.

• SRAM is used for main memory, while DRAM is used for cache.

• SRAM is slower but has higher storage capacity than DRAM.

Which storage device has no moving parts and is faster than an HDD?

• Hard Disk Drive (HDD)

• Solid-State Drive (SSD)

• Optical Drive

• Magnetic Tape

What is the primary function of an operating system (OS)?

• To manage hardware resources and provide a user interface.

• To store user data and applications permanently.

• To handle graphical and visual data processing.

• To connect the computer to the internet.