Question 1
A user reports that a desktop powers on but the monitor is blank. What is the BEST first action?
Ask what changed and verify the monitor power/input/cable connections before replacing hardware.
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Question 2
Which term describes a smaller removable memory module commonly used in serviceable laptops?
SO-DIMM
Question 3
A Raspberry Pi 5 lists 8 GB of memory. Which statement is most accurate?
The memory is soldered LPDDR and is not upgraded by installing a DIMM or SO-DIMM.
Question 4
Which interface is most directly associated with high-speed NVMe SSDs?
PCIe
Question 5
What does ESD describe?
A sudden electrostatic discharge that can damage electronics.
Question 6
A network plan advertises 800 Mb/s. Approximately what is the theoretical maximum in MB/s before overhead?
100 MB/s
Question 7
Which statement correctly compares storage and RAM?
Storage normally preserves data without power; RAM is volatile working memory.
Question 8
What is the purpose of a motherboard standoff?
It supports and spaces the motherboard away from the case to help prevent shorts.
Question 9
Which connector is most commonly associated with modern external displays carrying digital audio and video?
HDMI
Question 10
A desktop RAM upgrade requires a full-size removable memory module. What should the technician look for?
A compatible DIMM matching the system's supported DDR generation and specifications.
Question 11
Which device is most likely to use soldered memory and storage with very limited internal upgrades?
A modern smartphone
Question 12
What is the BEST reason to check a service manual before promising a laptop RAM upgrade?
Some laptops use removable SO-DIMMs, while others have soldered memory.
Question 13
Which statement about USB-C is correct?
USB-C describes the connector shape; supported data speed and power features depend on the implementation, cable, and device.
Question 14
A technician needs to identify an Ethernet connection on a typical PC. Which connector is commonly encountered?
RJ-45/8P8C Ethernet connector
Question 15
What does POST occur during?
The startup process before the operating system loads.
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