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Clean Install:
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A method of installing an operating system that involves erasing the existing data on the drive/partition and setting up a fresh installation without retaining any previous configurations.
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Upgrade:
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The process of updating an existing operating system to a newer version while retaining user data, applications, and settings to ensure a smoother transition without starting from scratch.
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In-place Upgrade:
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An upgrade method where the new version of the operating system is installed over the existing one, preserving user data and settings, simplifying the transition to a newer version.
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Installation Media:
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Tools like USB or DVD used to install or upgrade an operating system. They contain the necessary files for installation and are bootable to initiate the setup process.
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Regional Settings:
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Configuration options during the installation of an operating system that include language, time zone, and keyboard layout settings, which can be adjusted post-installation in the Control Panel or Settings app.
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Command Line Tools:
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Utilities in the command-line interface of an operating system that provide functionalities like displaying IP configurations (ipconfig), scanning and repairing system files (sfc /scannow), managing disk partitions (diskpart), and displaying system information (systeminfo).
TLS
Protocol securing email and communication channels.
Antivirus & Anti-Malware
Tools to protect against known threats through installation, scanning, and behavioral monitoring.
Firewalls
Security tools like software and hardware firewalls to manage network traffic based on rules.
Secure Wireless Networks
Utilizing WPA3/WPA2 standards and hidden SSID for enhanced security.
Network Segmentation
Using VLANs to isolate sensitive data and systems on separate network segments.
HTTPS
Protocol ensuring secure web communication by encrypting data in transit.
VPNs
Encrypt data over public networks for remote access to secure resources.
Application Issues
Troubleshooting common problems like crashes, freezes, and compatibility issues.
Operating System Issues
Troubleshooting startup problems, system restore, and performance issues.
Documentation
Best practices for documenting configurations, changes, and safety procedures.
Communication Skills
Effective customer service communication, managing expectations, and escalation procedures.
Change Management
Planning, testing, and implementing changes in a controlled setting.
