KTU-CS451.AE1

CS451 - Operating Systems

Intermediate Self-paced · 1 year access

116 Hands-On LiveLabs

Practice real IT tasks in guided environments.

Real environments
Auto-graded
No installation

01 / Lessons & labs

See exactly what you will learn and practice

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Lessons

24 Interactive Lessons · 128 topics

01 Introduction 7 topics

What Is A+ Certification?
What Does This Course Cover?
The CompTIA A+ Exam Objectives
A+ Certification Exam Objectives: 220-1101
Objective Map
A+ Certification Exam Objectives: 220-1102
Objective Map

02 Motherboards, Processors, and Memory 6 topics · 14 LiveLab

Understanding Motherboards
Understanding Processors
Understanding Memory
Understanding Cooling Systems
Summary
Exam Essentials

14 LiveLab in this lesson — see the labs panel →

03 Expansion Cards, Storage Devices, and Power Supplies 5 topics · 12 LiveLab

Installing and Configuring Expansion Cards
Understanding Storage Devices
Understanding Power Supplies
Summary
Exam Essentials

12 LiveLab in this lesson — see the labs panel →

04 Peripherals, Cables, and Connectors 4 topics · 8 LiveLab

Understanding Cables and Connectors
Understanding Cables and Connectors
Summary
Exam Essentials

8 LiveLab in this lesson — see the labs panel →

05 Printers and Multifunction Devices 4 topics · 2 LiveLab

Understanding Print Technologies and Imaging Processes
Installing and Maintaining Printers
Summary
Exam Essentials

2 LiveLab in this lesson — see the labs panel →

06 Networking Fundamentals 4 topics · 12 LiveLab

Understanding Networking Principles
Identifying Common Network Hardware
Summary
Exam Essentials

12 LiveLab in this lesson — see the labs panel →

07 Introduction to TCP/IP 4 topics · 6 LiveLab

Understanding TCP/IP
Understanding Virtual Networks
Summary
Exam Essentials

6 LiveLab in this lesson — see the labs panel →

08 Wireless and SOHO Networks 4 topics · 2 LiveLab

Understanding Wireless Networking Technologies
Installing and Configuring SOHO Networks
Summary
Exam Essentials

2 LiveLab in this lesson — see the labs panel →

09 Network Services, Virtualization, and Cloud Computing 4 topics · 1 LiveLab

Understanding Network Services
Understanding Virtualization and Cloud Computing
Summary
Exam Essentials

1 LiveLab in this lesson — see the labs panel →

10 Laptop and Mobile Device Hardware 3 topics · 1 LiveLab

Working with Laptop and Mobile Device Hardware
Summary
Exam Essentials

1 LiveLab in this lesson — see the labs panel →

11 Mobile Connectivity and Application Support 4 topics · 6 LiveLab

Understanding Mobile Connectivity
Understanding Mobile App Support
Summary
Exam Essentials

6 LiveLab in this lesson — see the labs panel →

12 Troubleshooting Methodology and Resolving Core Hardware Problems 4 topics

Using the Troubleshooting Best Practice Methodology
Troubleshooting Motherboards, CPUs, RAM, and Power Problems
Summary
Exam Essentials

13 Hardware and Network Troubleshooting 7 topics · 2 LiveLab

Troubleshooting Storage Drives and RAID Arrays
Troubleshooting Video, Projector, and Display Issues
Troubleshooting Common Mobile Device Issues
Troubleshooting Printer Problems
Troubleshooting Networking Problems
Summary
Exam Essentials

2 LiveLab in this lesson — see the labs panel →

14 Operating System Basics 6 topics · 3 LiveLab

Understanding Operating Systems
Understanding Applications
Introduction to Windows 10
Preparing for the Exam
Summary
Exam Essentials

3 LiveLab in this lesson — see the labs panel →

15 Windows Configuration 5 topics · 18 LiveLab

Interacting with Operating Systems
The Windows Registry
Disk Management
Summary
Exam Essentials

18 LiveLab in this lesson — see the labs panel →

16 Windows Administration 5 topics · 5 LiveLab

Installing and Upgrading Windows
Command‐Line Tools
Networking in Windows
Summary
Exam Essentials

5 LiveLab in this lesson — see the labs panel →

17 Working with macOS and Linux 10 topics · 7 LiveLab

macOS and Linux
Applications on macOS
Best Practices
Tools
System Preferences
Features
Basic Linux Commands
Linux and Windows
Summary
Exam Essentials

7 LiveLab in this lesson — see the labs panel →

18 Security Concepts 12 topics · 7 LiveLab

Physical Security Concepts
Physical Security for Staff
Logical Security
Malware
Mitigating Software Threats
Social Engineering Attacks, Threats, and Vulnerabilities
Common Security Threats
Exploits and Vulnerabilities
Security Best Practices
Destruction and Disposal Methods
Summary
Exam Essentials

7 LiveLab in this lesson — see the labs panel →

19 Securing Operating Systems 7 topics · 5 LiveLab

Working with Windows OS Security Settings
Web Browser Security
Securing a SOHO Network (Wireless)
Securing a SOHO Network (Wired)
Mobile Device Security
Summary
Exam Essentials

5 LiveLab in this lesson — see the labs panel →

20 Troubleshooting Operating Systems and Security 7 topics

Troubleshooting Common Microsoft Windows OS Problems
Troubleshooting Security Issues
Best Practices for Malware Removal
Troubleshooting Mobile OS Issues
Troubleshooting Mobile Security Issues
Summary
Exam Essentials

21 Scripting and Remote Access 4 topics · 3 LiveLab

Scripting
Remote Access
Summary
Exam Essentials

3 LiveLab in this lesson — see the labs panel →

22 Safety and Environmental Concerns 5 topics · 2 LiveLab

Understanding Safety Procedures
Understanding Environmental Controls
Understanding Policies, Licensing, and Privacy
Summary
Exam Essentials

2 LiveLab in this lesson — see the labs panel →

23 Documentation and Professionalism 6 topics

Documentation and Support
Change Management Best Practices
Disaster Prevention and Recovery
Demonstrating Professionalism
Summary
Exam Essentials

24 Appendix A 1 topics

3D Objects

Hands-On Labs Our edge

116 LiveLabs

Accessing the BIOS Setup in Windows 10
Setting Up a Boot Device Priority
Identifying the CPU Socket (Slot)
Installing a Processor
Installing Motherboard Components
Assembling Computer Components

Identifying a PCI Bus Slot 1
Installing a PCI Sound Card
Enabling Hardware Virtualization
Working with the Task Manager
Viewing the Processor Information
Installing Memory Modules
Verifying the RAM Usage
Providing Cooling and Ventilation to a Motherboard
Installing the NIC
Installing Expansion Cards on a Motherboard
Installing a USB 3.0 PCI Express Card (2.0 x4)
Configuring NIC Teaming
Replacing the Battery of a Smartphone and Inserting a Memory Card
Copying Files to a Disc Using File Explorer
Inserting a CD in a Laptop
Connecting the Motherboard to the Internal Hard Drive
Installing an Optical Drive and a PCI Sound Card
Creating a Swap Partition
Installing SMPS and Connecting it to the Motherboard
Replacing the Power Supply
Connecting Speakers to a Computer
Installing a Printer
Configuring the Mouse Settings
Adding a Keyboard Layout
Connecting the Hub with Different Devices Using USB Cables
Supplying Power to a SATA Hard Disk Drive
Inserting a Pen Drive into the Laptop's USB Port
Installing Firewire Cards
Inserting Ink Cartridges into a Printer
Connecting a USB Printer to a Computer
Connecting Devices in a Bus Topology
Identifying Clients and Servers
Connecting Devices in a Peer to Peer Architecture
Installing and Configuring a Temporary Server
Connecting a New Workstation to the Internet
Connecting the Cable Modem to Access the Internet
Connecting a Router to a Laptop
Connecting Systems to the Internet Through a Firewall Router
Configuring Port Security on an Access Port
Configuring a Router
Enabling a Device Driver
Disabling a Device Driver
Configuring Network Address Translation
Understanding the IPv4 Header
Configuring an IPv6 Address
Configuring a DHCP Server
Creating a VLAN and Viewing its Assignment to Port Mapping
Establishing a VPN Connection
Configuring an IPv4 Address and a DNS Server
Creating a Dial-up Connection
Scanning a Network Interface Using Wireshark
Installing Laptop Components
Turning On the Airplane Mode of an iPhone
Setting Up a VPN on Android
Viewing the iOS Version of an iPhone
Locking an iPhone With a Password
Configuring Email in Android
Removing an Account in Android
Configuring the Screen Resolution Setting
Configuring a Power Plan
Configuring Screen Savers
Enabling BranchCache
Creating a Restore Point
Configuring a Default Domain Password Policy
Configuring an Audit Group Policy
Observing the Control Panel Options from Different Views
Uninstalling a Program
Creating a Variable
Setting Automatic Windows Updates
Using the Task Manager to Start an Application
Configuring Computer Management Services
Disabling a Service
Using Windows Event Viewer
Displaying Windows PowerShell Snap-ins
Adding an MMC Snap-in
Managing NTFS Permissions
Editing a Drive Letter
Converting a Basic Disk to a Dynamic Disk
Converting a FAT32 Partition to NTFS
Mounting a Drive to a Folder
Working With the Command Prompt
Tracing Route Using the tracert Command
Using the nslookup Command
Using the ping Command
Using the netstat Command
Viewing the Status of a Disk
Restoring Files
Backing Up Files
Performing a Text Search
Working with Directories
Verifying the Working Directory
Listing Files in a Directory
Using Basic Linux Commands
Configuring Windows Defender Firewall
Conducting a DoS Attack Using Smurf Attack
Conducting IP Spoofing
Using an Asymmetric Encryption Algorithm
Using a Symmetric Encryption Algorithm
Disabling the AutoPlay Feature
Using Windows Security in Windows Defender Settings
Creating a New User
Using BitLocker
Propagating Permissions
Stopping Permission Inheritance
Implementing EFS File Sharing
Creating and Running a ps1 File
Executing the Basic Commands Through a ps1 File
Creating a Loop in PowerShell
Using a UPS to Power the Computer Components and Ensure Network Connectivity
Setting Up a Surge-Protected Computer System

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