Skip to content
Professor Messer IT Certification Training CoursesProfessor Messer logo
  • Home
  • About
  • Contact Us
  • 220-1101 A+
    • Free 220-1101 Core 1 Videos
    • 220-1101 A+ Course Notes
    • 220-1101 A+ Practice Exams
    • Downloadable Core 1 A+ Videos
    • 220-1101 Pop Quizzes
    • 220-1101 Study Group Replays
  • 220-1102 A+
    • Free 220-1102 Core 2 A+ Videos
    • 220-1102 A+ Course Notes
    • 220-1102 A+ Practice Exams
    • Downloadable Core 2 A+ Videos
    • 220-1102 Study Group Replays
    • 220-1102 Pop Quizzes
  • 220-1201 A+
    • Free 220-1201 Core 1 Videos
    • 220-1201 A+ Course Notes
    • 220-1201 A+ Practice Exams
    • Downloadable 220-1201 Videos
    • 220-1201 A+ Study Group Replays
    • 220-1201 Pop Quizzes
  • 220-1202 A+
    • Free 220-1202 Core 2 Videos
    • 220-1202 A+ Course Notes
    • 220-1202 A+ Practice Exams
    • Downloadable 220-1202 Videos
    • 220-1202 A+ Study Group Replays
    • 220-1202 Pop Quizzes
  • N10-009 Network+
    • Start Here
    • Free Network+ Videos
    • N10-009 Network+ Course Notes
    • Downloadable Network+ Videos
    • N10-009 Network+ Study Group Replays
    • Network+ Pop Quizzes
  • SY0-701 Security+
    • Start Here
    • Security+ Videos
    • Security+ Course Notes
    • Security+ Practice Exams
    • Downloadable Security+ Videos
    • Security+ Study Group Replays
    • Security+ Study Resources
    • Security+ Pop Quizzes
  • Events
  • Members
  • Vouchers
Search
Professor Messer IT Certification Training CoursesProfessor Messer logo

CompTIA Security+ SY0-301: 3.1 – Trojans and Backdoors

CompTIA Security+ SY0-301 / May 6, 2011

Trojans are the sneakiest of computer attacks, and they often leave backdoors open for other malware to use. In this video, you’ll learn about Trojans and backdoors, and we’ll infect one of our own computers to show you how they work.

CompTIA Security+ SY0-301: 3.1 – Trojans and Backdoors Read More »

CompTIA Security+ SY0-301: 3.1 – Viruses and Worms

CompTIA Security+ SY0-301 / May 6, 2011

Viruses and worms have been a significant security challenge on our personal computers for years. In this video, you’ll learn about the differences between computer viruses and worms, and you’ll learn how the Conficker worm manages to spread so easily between systems.

CompTIA Security+ SY0-301: 3.1 – Viruses and Worms Read More »

CompTIA Security+ SY0-301: 3.1 – Adware and Spyware

CompTIA Security+ SY0-301 / May 6, 2011

Adware and spyware are one of the most common malware types. In this video, you’ll learn about adware, how spyware works, and the motivation for the bad guys to infest your computer with adware and spyware.

CompTIA Security+ SY0-301: 3.1 – Adware and Spyware Read More »

CompTIA Security+ SY0-301: 3.1 – Malware Overview

CompTIA Security+ SY0-301 / May 6, 2011

Malware has become a significant issue for Windows-based computers. In this video, you’ll get an overview of malware, learn about the different types of malware, and learn how malware manages to infect our PCs.

CompTIA Security+ SY0-301: 3.1 – Malware Overview Read More »

CompTIA Security+ SY0-301: 3.2 – Man-in-the-Middle and ARP Poisoning

CompTIA Security+ SY0-301 / May 6, 2011

Man-in-the-middle attacks are challenging to protect against. In this video, you’ll learn about man-in-the-middle attacks and we’ll show you a live attack using ARP poisoning.

CompTIA Security+ SY0-301: 3.2 – Man-in-the-Middle and ARP Poisoning Read More »

Cache it real good

CompTIA A+ Pop Quizzes / May 6, 2011

What kind of memory is commonly used in processor caches?

Cache it real good Read More »

Pages: 1 2

Speedy memory

CompTIA A+ Pop Quizzes / May 5, 2011

What type of memory technology provides maximum throughput when memory modules are installed in pairs?

Speedy memory Read More »

Pages: 1 2

Cooling the Death Star

CompTIA A+ Pop Quizzes / May 4, 2011

Your diagnostic software is reporting that your computer’s CPU is getting hotter than the Death Star’s Super Laser. The CPU already has a heat sink, but it doesn’t appear to be working very well. What should you check to ensure the heat sink is optimally cooling your CPU? Pick three.

Cooling the Death Star Read More »

Pages: 1 2

Your computer is hyper

CompTIA A+ Pop Quizzes / May 3, 2011

Hyper-threading technology is designed to make a single CPU act like two separate processors. How much of a performance increase can you realistically expect from HTT?

Your computer is hyper Read More »

Pages: 1 2

Power to the processor

CompTIA A+ Pop Quizzes / May 2, 2011

How can you tell if your motherboard is using a non-standard power supply?

Power to the processor Read More »

Pages: 1 2
Post pagination
← Previous 1 … 740 741 742 … 838 Next →
Join the Professor Messer Discord

Categories

  • 220-1101 A+
    • Free 220-1101 Core 1 Videos
    • 220-1101 A+ Course Notes
    • 220-1101 A+ Practice Exams
    • Downloadable Core 1 A+ Videos
    • 220-1101 Pop Quizzes
    • 220-1101 Study Group Replays
  • 220-1102 A+
    • Free 220-1102 Core 2 A+ Videos
    • 220-1102 A+ Course Notes
    • 220-1102 A+ Practice Exams
    • Downloadable Core 2 A+ Videos
    • 220-1102 Study Group Replays
    • 220-1102 Pop Quizzes
  • 220-1201 A+
    • Free 220-1201 Core 1 Videos
    • 220-1201 A+ Course Notes
    • 220-1201 A+ Practice Exams
    • Downloadable 220-1201 Videos
    • 220-1201 A+ Study Group Replays
    • 220-1201 Pop Quizzes
  • 220-1202 A+
    • Free 220-1202 Core 2 Videos
    • 220-1202 A+ Course Notes
    • 220-1202 A+ Practice Exams
    • Downloadable 220-1202 Videos
    • 220-1202 A+ Study Group Replays
    • 220-1202 Pop Quizzes
  • N10-009 Network+
    • Start Here
    • Free Network+ Videos
    • N10-009 Network+ Course Notes
    • Downloadable Network+ Videos
    • N10-009 Network+ Study Group Replays
    • Network+ Pop Quizzes
  • SY0-701 Security+
    • Start Here
    • Security+ Videos
    • Security+ Course Notes
    • Security+ Practice Exams
    • Downloadable Security+ Videos
    • Security+ Study Group Replays
    • Security+ Study Resources
    • Security+ Pop Quizzes
  • Events
  • Members
  • Vouchers

Recent Posts

  • Today’s SY0-701 CompTIA Security+ Pop Quiz: Awake and alert
  • Today’s 220-1201 CompTIA A+ Pop Quiz: And it stays fresh
  • Professor Messer’s N10-009 Network+ Study Group – September 2025
  • Today’s 220-1202 CompTIA A+ Pop Quiz: Hunting and pecking
  • Today’s N10-009 CompTIA Network+ Pop Quiz: Welcome aboard

Site Information

Contact Us
About Messer Studios
Privacy Policy
Terms of Service

Copyright © 2025 Messer Studios LLC. All rights reserved.

"Professor Messer" and the Professor Messer logo are registered trademarks of Messer Studios, LLC.