100-140 exam dumps

100-140 practice question 82 of 390

Cisco Certified Support Technician (CCST) IT Support. Associate level, Cisco. Free question with the correct answer and a full explanation.

100-140 Question 82

Single answer

A user contacts the IT support team reporting that their desktop computer is not powering on. Upon inspection, you find that the power cable connecting the desktop to the power outlet is damaged. Which type of power cable would you most likely need to replace for this desktop computer?

  1. A

    IEC C13 to C14 power cable

  2. B

    USB-C power cable

  3. C

    Barrel connector power cable

  4. D

    Lightning cable

Show answer and explanation

Correct answer: A

Explanation

Desktop computers typically use an IEC C13 to C14 power cable for their power supply. USB-C, barrel connectors, and Lightning cables are designed for mobile devices, laptops, or other specific use cases and are not suitable replacements for a desktop power cable.

  • A. Correct.

    The IEC C13 to C14 power cable is commonly used to power desktop computers and monitors. It connects the power supply unit of the desktop to a standard wall outlet or power strip.

  • B. Incorrect.

    USB-C power cables are typically used for modern laptops and mobile devices, not desktop computers.

  • C. Incorrect.

    Barrel connector power cables are commonly used for laptops or smaller electronic devices but not for desktop computers.

  • D. Incorrect.

    Lightning cables are proprietary to Apple devices such as iPhones and iPads and are not used to power desktop computers.

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