Upgrade Paths and Clean Install Decisions for A+
Short answer
An in-place upgrade is appropriate when the current system is in good working order and the vendor supports upgrading directly to the target OS. A clean install is better when the current system is unstable, heavily customized, infected, or when an upgrade path is unsupported. Technicians should always plan data preservation (backups) before either operation.
Why it appears on the exam
- Given system condition, vendor support statement, and user data importance, choose upgrade or clean install and explain the main reasons. - Identify which prechecks are mandatory before attempting an in-place upgrade.
Key concepts
Concept 1
Required terms
in-place upgrade: An installation that preserves existing user data, applications, and settings while updating the OS to a newer supported version. clean install: A fresh installation that replaces the OS installation and typically formats or replaces system partitions, requiring reinstallation of applications and restoration of data. upgrade path: The vendor-supported route for moving from one OS version to another (e.g., direct upgrade from version A to B).
Example
Supported upgrade: a healthy client running version X that the vendor documents can be upgraded to version Y with an in-place upgrade.
Concept 2
How Upgrade Paths and Clean Install Decisions works
An in-place upgrade is appropriate when the current system is in good working order and the vendor supports upgrading directly to the target OS. A clean install is better when the current system is unstable, heavily customized, infected, or when an upgrade path is unsupported. Technicians should always plan data preservation (backups) before either operation.
Example
Clean install: a machine with persistent malware and unpredictable behavior-clean install reduces risk of carrying issues forward.
Concept 3
Common confusion
- Confusing 'supported upgrade path' with 'possible to upgrade'. Possible does not equal supported; always check vendor docs. - Thinking backups are optional because an upgrade 'should' preserve data. Always back up first.
Example
Mixed: when an upgrade is supported but the user needs guaranteed stability, the tech may still prefer a clean install after backup and restore.
Concept 4
Core 2 (220-1202) question cues
Given system condition, vendor support statement, and user data importance, choose upgrade or clean install and explain the main reasons; Identify which prechecks are mandatory before attempting an in-place upgrade.
Example
Supported upgrade: a healthy client running version X that the vendor documents can be upgraded to version Y with an in-place upgrade.
Sample questions
Select an answer to reveal the explanation. For tracked practice and weak-area review, use the Cultiv8 app.
Q1.In an A+ question, this detail appears: Supported upgrade: a healthy client running version X that the vendor documents can be upgraded to version Y with an in-place upgrade. Which option matches it?
Q2.A support ticket includes this clue: Clean install: a machine with persistent malware and unpredictable behavior-clean install reduces risk of carrying issues forward. Which concept is being tested?
Q3.An A+ support scenario describes this situation: Mixed: when an upgrade is supported but the user needs guaranteed stability, the tech may still prefer a clean install after backup and restore. Which answer fits best?
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