A Technician Replaced a Broken LED Screen on a Mobile

question 229

Multiple Choice

A technician replaced a broken LED screen on a mobile computer. The operating system can be seen perfectly on screen, but the touch screen is non-responsive. Which of the following are the MOST probable root causes for the given failure? (Choose three.)

• A) The hardware replacement used is a non-touch-screen.
• B) The touch screen must be calibrated after a replacement.
• C) The digitizer cable is not seated properly on the motherboard.
• D) The new touch-screen drivers must be installed.
• E) The replacement part is dead-on-arrival.
• F) The LCD panel firmware must be updated.
• G) The grounding screws are not securely attached.

---

Definitions:

Primary Objectives

The main or most important goals, purposes, or targets that an individual, group, or organization aims to achieve.

Law

A system of rules created and enforced through social or governmental institutions to regulate behavior.

Harmony

A state of agreement or concord in relationships or musical notes producing a pleasing effect.

Stability

Refers to the state of being steady and not prone to change, often indicating reliability or consistency in various contexts.