CompTIA A+220-1100 (1.1

What are the key differences between an All-in-One PC and a Tower PC?

All-in-One PCs take up less space and are more expensive, housing components within the screen. Tower PCs are cheaper, easier to upgrade, and do not have a built-in screen.

What types of ports are typically found on the front panel of a computer tower?

Front panel ports commonly include optical drives, USB ports, audio jacks, and mic jacks.

What does PSU stand for and where is it usually located?

PSU stands for Power Supply Unit and it is usually located at the bottom of a computer tower.

What is the main function of USB Type B connectors?

USB Type B connectors are used for large devices like printers, commonly found in small offices and homes.

What distinguishes USB 3.0 and 3.1 from USB 2.0?

USB 3.0 and 3.1 can be identified by their blue connectors and offer higher data transfer speeds compared to USB 2.0.

What is a Thunderbolt cable primarily used for?

A Thunderbolt cable can be used for display and also acts as a general peripheral interface, allowing multiple devices to connect.

What is the primary purpose of the SATA connector?

SATA connectors are used to connect motherboards to hard drives and are the most common data connectors.

Why is it important to use anti-static tools when installing computer components?

Using anti-static tools helps to prevent electrostatic discharge (ESD) which can damage sensitive components.

What role does the CMOS battery play in a computer?

The CMOS battery powers the chipset that keeps track of the system's date and time, allowing it to remember settings even when powered off.

What is the difference between volatile and non-volatile memory?

Volatile memory, like RAM, loses data when power is lost, while non-volatile memory (ROM read-only memory) retains data even without power.

What do expansion slots on a motherboard allow for?

Expansion slots enable the installation of adapter cards to extend the computer's functionality.

How many pins does an RJ-45 connector have and what is it used for?

An RJ-45 connector has 8 copper pins and is commonly used for network connections.

What components are usually included in a Motherboard's basic set of connectors?

The basic set of connectors includes CPU socket, memory slots, disk drive connectors, and I/O ports.

What is the significance of the heatsink on a CPU?

A heatsink helps to dissipate heat and keeps the CPU cool during operation.

What does the acronym 'DIMM' stand for in memory technology?

DIMM stands for Dual Inline Memory Module, which is the packaging for RAM.

What is the purpose of the Molex connector?

The Molex connector is an old legacy connector used primarily for case fans and is not used frequently anymore.