Skills and Knowledge Flashcards

Which cable type uses light signals to transmit data and is immune to electromagnetic interference?

Answer: Fiber optic cable

Fiber optic cables transmit data as light pulses, making them completely immune to electromagnetic interference.

A technician needs to securely dispose of a hard drive containing sensitive company data. What is the MOST secure method?

Answer: Physical destruction or degaussing

Physical destruction or degaussing renders data completely unrecoverable, which is the most secure disposal method.

What does the acronym UPS stand for in the context of power protection for computer systems?

Answer: Uninterruptible Power Supply

An Uninterruptible Power Supply provides battery backup to keep systems running during brief power outages.

A technician is asked to upgrade a system from HDD to SSD. What is the PRIMARY benefit the user will experience?

Answer: Significantly faster read/write speeds

SSDs use flash memory with no moving parts, delivering dramatically faster read/write speeds compared to mechanical HDDs.

Which protocol is used to automatically assign IP addresses to devices on a network?

Answer: DHCP

DHCP (Dynamic Host Configuration Protocol) automatically assigns IP addresses and network configuration to client devices.

When building a custom workstation for video editing, which component has the GREATEST impact on rendering performance?

Answer: CPU and GPU combination

Video rendering relies heavily on CPU processing power and GPU acceleration, making this combination the most critical for performance.

A technician observes blue screen errors (BSOD) on a Windows workstation after adding new RAM. What is the most likely cause?

Answer: Incompatible RAM speed or type

Incompatible RAM speed or type causes memory errors that trigger BSODs, especially after a hardware change.