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

• To store data persistently

• To synchronize all parts of the PC

• To process instructions using binary code

• To transmit data between components

Which memory technology is volatile and loses its contents when power is removed?

• SSD

• HDD

• SATA

• RAM

What component synchronizes the operation of all parts of the PC and provides the basic timing signal for the CPU?

• RAM

• Cache

• System clock on the motherboard

• CPU socket

Which statement regarding electrical safety when working with a PC is true?

• Disassembling non-field repairable components is safe even when the power supply is connected.

• Disconnecting the power cord without holding the power button is sufficient to ensure safety.

• • Anti-ESD precautions are necessary when handling sensitive components

• • Disassembling the power supply is safe if handled properly.

Which form factor is a standard for most desktop PC motherboards and cases?

• mATX

• Mini-ITX

• ATX

• ITX

What is used to secure the motherboard to the case and ensure no part touches the case?

• Standoffs

• Thermal paste

• CPU socket

• Power connectors

Which type of connector is used for internal USB 2 connections on the motherboard?

• 9-pin headers

• M.2 connectors

• 3-pin Molex KK connectors

• 4-pin Molex connectors

Which interface connects an SSD in an adapter card form factor directly to the motherboard?

• M.2

• PCIe

• SATA

• eSATA

What is a characteristic of PCIe compared to PCI?

• PCIe is a legacy bus type.

• PCIe uses parallel communications

• PCIe is not compatible with PCI slots.

• PCIe uses point-to-point serial communications.

Which type of card records video input and saves it as a movie or streaming media file?

• Sound card

• Network interface card

• Capture card

• Video card