IT Essentials Labs and Study Guide Version 7, 1st edition
Published by Cisco Press (November 21, 2019) © 2020
- Allan Johnson
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IT Essentials Lab Manual is a supplemental book prepared for students in the Cisco® Networking Academy IT Essentials course. All the hands-on labs and worksheets from the course are printed within this book to provide practical, hands-on experience with the course content. IT Essentials covers fundamental computer and career skills for entry-level IT jobs.
   Introduction  xxxiii
Chapter 1   Introduction to Personal Computer Hardware 1
   Personal Computers 2
   PC Components   3
   Computer Disassembly 21 The
   Labs and Activities 22
   1.3.2.2 Lab—Disassemble a Computer   23
Chapter 2   PC Assembly 27
   Assemble the Computer 28
   Labs and Activities 38 Command Reference  38
   2.1.2.5 Lab—Install the Power Supply   39
   2.1.3.10 Lab—Install the Motherboard in a Computer  40
   2.1.4.7 Lab—Install the Drives  42
   2.1.5.6 Lab—Install Adapter Cards   43
   2.1.7.4 Lab—Install Internal Cables   45
   2.1.7.8 Lab—Install Front Panel Cables   47
   2.1.7.11 Lab—Complete the Computer Assembly  48
Chapter 3   Advanced Computer Hardware 49
   Boot the Computer 50
   Electrical Power  52
   Advanced Computer Functionality 53 CPU
   Computer Configuration 65
   Protecting the Environment   68
   Labs and Activities 69 Command Reference  69
   3.1.1.6 Lab—Investigate BIOS or UEFI Settings  70
   3.1.2.5Lab—Search for BIOS or UEFI Firmware Updates 73
   3.1.2.6Lab—Install Windows  75
   3.1.2.7Lab—Install Third-Party Software in Windows  78
   3.2.1.3 Lab—Ohms Law 80
   3.4.1.7 Lab—Research a Hardware Upgrade   81
Chapter 4   Preventive Maintenance and Troubleshooting   83
   Preventive Maintenance  84
   Troubleshooting Process   85
   Labs and Activities 90 Command Reference  90
   4.2.3.5Lab—Use a Multimeter and a Power Supply Tester  91
   4.2.3.6Lab—Troubleshoot Hardware Problems   95
Chapter 5   Networking Concepts  99
   Study Guide  100
   Network Components and Types 100
   Networking Protocols, Standards, and Services 103
   Network Devices  108
   Network Cables  110
   Labs and Activities  117 Command Reference  117
   5.4.2.8 Lab—Build and Test a Network Cable  118
Chapter 6   Applied Networking  125
   Device-to-Network Connections  126
   Network Troubleshooting   130
   Labs and Activities  134 Command Reference  134
   6.1.2.1 Packet Tracer—Add Computers to an Existing Network  135
   6.1.2.7 Lab—Configure a NIC to Use DHCP in Windows  137
   6.1.3.9Packet Tracer—Connect to a Wireless Network  142
   6.1.3.10Lab—Configure a Wireless Network   147
   6.1.4.7Packet Tracer—Configure Firewall Settings  152
   6.1.4.8Lab—Configure Firewall Settings   155
   6.1.5.3 Packet Tracer—Configure IoT Devices  159
   6.2.2.5 Lab—Troubleshoot Network Problems   161
Chapter 7   Laptops and Other Mobile Devices 163
   Characteristics of Laptops and Other Mobile Devices   164
   Laptop Configuration 166
   Laptop Hardware and Component Installation and Configuration 167
   Other Mobile Device Hardware Overview 168 Other
   Network Connectivity and Email 170
   Preventive Maintenance and Troubleshooting Laptops and Other Mobile Devices   172
   Basic Troubleshooting Process for Laptops and Other Mobile Devices   173
   Labs and Activities  176 Command Reference  176
   7.1.1.10 Lab—Mobile Device Information   177
   7.1.2.8 Lab—Research Docking Stations and Port Replicators 178
   7.3.1.6 Lab—Research Laptop RAM   181
   7.3.2.4 Lab—Research Laptop Screens   182
   7.3.2.7 Lab—Research Laptop Batteries   183
   7.3.2.10 Lab—Research Laptop Drives   184
   7.5.1.2 Lab—Mobile Wi-Fi 185
   7.7.2.4Lab—Research Laptop Problems   187
   7.7.2.5Lab—Gather Information from the Customer  188
   7.7.2.6Investigate Support Websites and Repair Companies 189
Chapter 8   Printers 191
   Common Printer Features  192
   Printer Type Comparison 193
   Installing and Configuring Printers   199
   Sharing Printers  201
   Maintaining and Troubleshooting Printers   202
   Labs and Activities  205 Command Reference  205
   8.3.1.2 Lab—Install a Printer in Windows   206
   8.4.1.3 Lab—Share a Printer in Windows   208
   8.5.2.3 Lab—Perform Preventive Maintenance on an Inkjet Printer  210
   8.5.3.2 Lab—Perform Preventive Maintenance on a Laser Printer  212
Chapter 9   Virtualization and Cloud Computing 215
   Virtualization 216
   Cloud Computing 218
   Labs and Activities  222 Command Reference  222
   9.1.2.5 Lab—Install Linux in a Virtual Machine and Explore the GUI  223
Chapter 10   Windows Installation 227
   Modern Operating Systems  228
   Install Windows  231
   Installation and Boot Sequence 234
   Labs and Activities  237 Command Reference  237
   10.2.1.8 Lab—Create a Partition in Windows   238
   10.3.1.1 Lab—Windows Installation   242
   10.3.1.4 Lab—Finalize Windows Installation   245
Chapter 11   Windows Configuration 247
   Windows Desktop and File Explorer 248
   Configure Windows with Control Panels   255
   System Administration 266
   Command-Line Tools 273
   Windows Networking  276
   Common Preventive Maintenance Techniques for Operating Systems 282
   Basic Troubleshooting Process for Windows Operating Systems   283
   Labs and Activities  287 Command Reference  287
   11.1.2.10 Lab—Configure the Windows Desktop  289
   11.1.3.4 Lab—Work with Task Manager   292
   11.1.4.11 Lab—Working with File Explorer   296
   11.2.1.5 Lab—Explore Control Panel Categories  300
   11.2.2.3 Lab—User Accounts   303
   11.2.3.5 Lab—Configure Browser Settings   306
   11.2.6.2 Lab—Use Device Manager   310
   11.2.7.4 Lab—Region and Language Options   312
   11.3.1.11 Lab—Monitor and Manage System Resources  316
   11.3.2.7Lab—System Utilities   321
   11.3.2.8Lab—Manage System Files   325
   11.3.3.8 Lab—Hard Drive Maintenance   328
   11.3.4.6 Lab—Install Third-Party Software   330
   11.4.1.5 Lab—Work in the Windows Command Shell   332
   11.4.2.7 Lab—File System Commands   335
   11.4.3.2 Lab—Disk CLI Commands   342
   11.4.4.2 Lab—Task and System CLI Commands   350
   11.4.5.3 Lab—Other Useful Commands   354
   11.5.1.6 Lab—Network Drive Mapping   359
   Introduction 359
   11.5.2.4 Lab—Share Resources 361
   11.5.4.2 Lab—Connect and Test the Wireless Connection  364
   11.5.5.3 Packet Tracer—Using Telnet and SSH  368
   11.5.6.2 Lab—Windows Remote Desktop and Assistance   370
   11.6.1.2 Lab—Manage the Startup Folder   375
   11.6.1.5 Lab—Schedule a Task Using the GUI and the Command Line  378
   11.6.2.4 Lab—System Restore and Hard Drive Backup  381
   11.7.3.2 Lab—Troubleshoot Operating System Problems 388
Chapter 12   Mobile, Linux, and macOS Operating Systems   391
   Mobile Operating Systems  392
   Methods for Securing Mobile Devices   394
   Linux and macOS Operating Systems 395
   Labs and Activities  401 Command Reference  401
   12.1.2.2 Lab—Working with Android   402
   12.1.3.2 Lab—Working with iOS  414
   12.1.4.4 Lab—Mobile Device Features   421
   12.2.1.2 Lab—Passcode Locks 425
   12.4.2.4 Lab—Troubleshoot Mobile Devices   434
Chapter 13   Security 437
   Security Threats  438
   Security Procedures  444
   Securing Windows Workstations 446
   Wireless Security  450
   Basic Troubleshooting Process for Security 452
   Labs and Activities  454 Command Reference  454
   13.2.3.7 Lab—BitLocker and BitLocker To Go   455 Introduction  455
   13.3.2.5 Lab—Configure Windows Local Security Policy 458
   13.3.3.6 Lab—Configure Users and Groups in Windows 462
   13.3.4.6 Lab—Configure Windows Firewall   469
   13.4.1.10 Packet Tracer—Configure Wireless Security  473
   13.5.2.2 Lab—Document Customer Information in a Work Order  475
Chapter 14   The IT Professional  477
   Communication Skills and the IT Professional   478
   Operational Procedures 482
   Ethical and Legal Considerations   483
   Call Center Technicians 486
   Labs and Activities  490 Command Reference  490
   14.1.1.2 Lab—Technician Resources   491
   14.3.1.5 Lab—Investigate Breaches of PII, PHI, PCI  492
   14.4.1.4Lab—Remote Technician—Repair Boot Problem   494
   Student Technician Sheet  494
   14.4.1.5Lab—Remote Technician—Fix an Operating System Problem   496
   Student Technician Sheet  496
   14.4.1.6Lab—Remote Technician—Fix a Network Problem 498
   Student Technician Sheet  498
   14.4.1.7Lab—Remote Technician—Fix a Security Problem   500
   Student Technician Sheet  500
   14.4.2.7 Lab—Write Basic Scripts in Windows and Linux 502
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