Exploring Computer Hardware Basics (Practice Test)

What are the main types of memory in a computer?

• Virtual memory (paging)

• Cache memory (CPU cache)

• Primary memory (RAM) and Secondary memory (hard drives, SSDs)

• Optical memory (CDs, DVDs)

Name three common input devices used with computers.

• Monitor

• Projector

• Keyboard, Mouse, Scanner

• Printer

What is the purpose of output devices in a computer system?

• To connect the computer to the internet.

• To process data and perform calculations.

• The purpose of output devices is to present data from the computer to the user.

• To store data for future use.

List two types of storage solutions and their characteristics.

• Optical Disc: High speed, small capacity, fragile.

• Cloud Storage: Unlimited capacity, requires internet, low durability.

• 1. Hard Disk Drive (HDD): Larger capacity, slower speed, mechanical parts. 2. Solid State Drive (SSD): Faster speed, more durable, higher cost.

• Flash Drive: Portable, low capacity, high speed.

What are the key components found on a motherboard?

• Cooling fans, case screws, power supply

• CPU socket, RAM slots, chipset, power connectors, expansion slots, storage connectors, I/O ports

• USB drives, external hard drives, monitors

• Graphics card, sound card, network card