CompTIA A+ Core 2 | Domain 9: Operational procedures (21%) | Reading (9 & 10)

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Chapter 9: Operational Procedures (Core 2 – 220-1202)

9.1 Professionalism in IT

What is Professionalism?

Professionalism refers to how IT technicians:

• Communicate
• Behave
• Represent their organization

 

Communication Skills

Best Practices:

• Use clear, simple language
• Avoid technical jargon with non-technical users
• Listen actively
• Ask clarifying questions

 

Avoid:

• Interrupting users
• Being dismissive
• Using slang or unprofessional tone

 

Customer Service

Key Principles:

• Be respectful
• Show patience
• Maintain a positive attitude
• Set realistic expectations

 

Ticket Handling Etiquette:

• Document everything
• Provide updates
• Follow up after resolution

 

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9.2 Change Management

 

What is Change Management?

A structured process for making changes to IT systems safely.

 

Steps in Change Management:

1. Request change
   2. Assess impact
   3. Get approval
   4. Implement change
   5. Document results

 

Why It Matters:

• Prevents downtime
• Reduces risk
• Ensures accountability

 

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9.3 Documentation & Ticketing

 

 Types of Documentation

Type	Purpose
Network diagrams	Show infrastructure
Asset inventory	Track devices
Knowledge base	Store solutions

 

Ticketing Systems

• Used to track issues and requests
• Includes:
  • Problem description
  • Steps taken
  • Resolution

 

Best Practices:

• Be detailed and clear
• Use timestamps
• Include screenshots/logs when possible

 

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9.4 Safety Procedures

 

Electrical Safety

• Power off devices before repair
• Use proper grounding

 

ESD Protection

• Use anti-static wrist straps
• Avoid touching components directly

 

Environmental Safety

• Keep liquids away
• Ensure proper airflow

 

Fire Safety

Fire Classes (IMPORTANT):

Class	Type
A	Paper/wood
B	Liquids
C	Electrical

 

Use correct fire extinguisher

 

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9.5 Data Handling & Privacy

 

Data Types:

• Personal data (PII)
• Corporate data
• Financial data

 

Best Practices:

• Encrypt sensitive data
• Use secure disposal methods
• Limit access (least privilege)

 

Compliance Concepts:

• Follow company policies
• Protect user confidentiality

 

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9.6 Acceptable Use Policies (AUP)

 

What is AUP?

Defines how users can use company systems.

 

Includes:

• Internet usage rules
• Software installation policies
• Security guidelines

 

Violations:

• Unauthorized downloads
• Accessing restricted content

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9.7 Environmental Controls

 

Data Center Requirements:

• Proper temperature (cool environment)
• Humidity control
• Airflow management

 

Power Protection:

Device	Purpose
Surge protector	Protect from spikes
UPS (Uninterruptible Power Supply)	Backup power

 

 

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9.8 Backup & Disaster Recovery

 

Backup Types:

Type	Description
Full	Complete backup
Incremental	Changes since last backup
Differential	Changes since last full

 

 

 

Disaster Recovery Plan (DRP)

Steps to restore systems after failure:

1. Identify critical systems
2. Restore data
3. Resume operations

 

Concepts:

• RTO (Recovery Time Objective)
• RPO (Recovery Point Objective)

 

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9.9 Incident Response

 

Steps (MEMORIZE):

1. Identify
   2. Contain
   3. Eradicate
   4. Recover
   5. Document

 

Example:

• Malware infection
• Data breach
• Unauthorized access

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9.10 Licensing & Compliance

 

Software Licensing Types:

Type	Description
Open Source	Free, modifiable
Commercial	Paid license
Subscription	Ongoing payment

 

Violations:

• Pirated software
• License misuse

 

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9.11 Scripting Basics

 

Purpose:

Automate tasks and improve efficiency

 

Common Tools:

• PowerShell (Windows)
• Bash (Linux)

 

Use Cases:

• Automating backups
• Managing users
• Running system checks

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9.12 Remote Work & Access

 

 Tools:

• Remote Desktop
• VPN

 

 Security:

• Use MFA
• Secure connections

 

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 9.13 Operational Procedures Scenarios (PBQ STYLE)

 

Scenario 1:

User is frustrated and yelling
Stay calm, professional, and helpful

 

Scenario 2:

Need to update server
Follow change management process

 

Scenario 3:

Data breach detected
Follow incident response steps

 

Scenario 4:

User installs unauthorized software
Refer to AUP

 

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9.14 Best Practices Summary

 

• Document everything
• Follow procedures
• Communicate clearly
• Maintain security
• Protect data

 

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9.15 Exam Tips (CRITICAL)

 

Memorize:

• Change management steps
• Incident response steps
• Backup types

 

Focus on:

• Professional behavior
• Scenario-based questions
• Policies and procedures

 

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Quick Knowledge Check

 

1. First step in incident response?
   A. Contain
   B. Identify
   C. Recover
   D. Document

 

2. What does AUP define?
   A. Hardware specs
   B. User rules
   C. Network speed
   D. Storage

 

3. What protects against power outages?
   A. Firewall
   B. UPS
   C. Router
   D. Switch

 

4. What is least privilege?
   A. Full access
   B. Minimum access
   C. No access
   D. Admin access

 

5. What is incremental backup?
   A. Full backup
   B. Changes since last backup
   C. No backup
   D. System restore

 

Answers: 1-B, 2-B, 3-B, 4-B, 5-B

 

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