Computer Hardware Flashcard

Front

What is the primary function of an AC adapter in electronic devices?

Back

Transforms alternating current (AC) into direct current (DC) to power electronic circuits

Answer explanation

An AC adapter's primary function is to convert alternating current (AC) from a wall outlet into direct current (DC) required by many electronic devices, making 'Converts AC to DC' the correct choice.

Front

What is the primary function of a case fan in maintaining optimal computer performance?

Back

To regulate airflow by drawing air into or expelling air out of the computer case

Answer explanation

The purpose of a case fan is to draw air out of or into the case, helping to maintain optimal temperatures for the components inside. This is crucial for preventing overheating and ensuring system stability.

Front

What potential issues could a discolored capacitor on a motherboard indicate?

Back

Potential instability or failure of the motherboard circuitry

Answer explanation

A discolored capacitor often indicates a failing motherboard. Capacitors are crucial for voltage regulation, and discoloration suggests they may be leaking or damaged, which can lead to motherboard failure.

Front

What advanced diagnostic capabilities does the Event Viewer provide for system administrators?

Back

To troubleshoot complex issues with Windows, applications, and hardware by analyzing detailed logs and system events

Answer explanation

The Event Viewer is a tool used to troubleshoot problems with Windows, applications, and hardware by providing detailed logs of system events, errors, and warnings, making it essential for diagnosing issues.

Front

Term synonymous with a power supply that allows for customizable cable configurations.

Back

Modular cable systems

Answer explanation

A modular power supply is often referred to as a modular cable system because it allows users to connect only the cables they need, enhancing organization and airflow in a computer case.

Front

What does the Event Viewer display?

Back

Logs of significant events like hardware or network failure

Answer explanation

The Event Viewer displays logs of significant events, such as hardware or network failures, helping users diagnose issues. It does not show user activity logs, internet browsing history, or installed software lists.

Front

What is a processor thermal trip error?

Back

A problem when the processor overheats and the system restarts.

Answer explanation

A processor thermal trip error occurs when the processor overheats, triggering a safety mechanism that causes the system to restart to prevent damage. This aligns with the correct answer choice.

Front

What is a thermal pad used for?

Back

As an alternative to thermal paste, allowing for unwanted air gaps.

Answer explanation

A thermal pad is used as an alternative to thermal paste, providing a medium for heat transfer between components. However, it can allow for unwanted air gaps, which may reduce its effectiveness compared to thermal paste.

Front

What is the primary function of thermal paste in computer hardware assembly?

Back

A thermally conductive compound applied between the CPU and heat sink to enhance heat dissipation.

Answer explanation

Thermal paste is a creamlike substance used to fill the microscopic gaps between a CPU and its cooler heat sink, enhancing heat transfer and preventing overheating. This makes the first answer choice correct.

Front

In a redundant power supply system, what ensures continuous operation when one power supply unit fails?

Back

A seamless transition to the backup power supply occurs, maintaining uninterrupted power flow.

Answer explanation

In a redundant power supply system, if one power supply fails, the other takes over seamlessly, ensuring continuous power without disruption. This is crucial for maintaining system stability and preventing downtime.