Certification Tests
Cisco Certification: The OSI Model, Part I
To conquer the Introduction To Cisco Networking exam, and to begin the process of becoming an expert network troubleshooter, you have to master the OSI model and learn what happens at each of the seven layers. Read more →Cisco Certifications Overview
General Certifications and Focused CertificationsCisco offers three levels of general certification representing increasing levels of expertise: Associate, Professional, and Expert (CCIE). Read more →Cisco Certifications Overview - Career Path Options
When considering a Cisco Certification, you need to understand how they structure their programmes, so that they match up with your career requirements (depending on where you are at right now). Read more →CISSP Certification
If you want a career in information security, either as a software developer, programmer, systems administrator or troubleshooter, you will need to acquire a CISSP certification. Read more →CompTIA Network+ Certification Exam Tutorial: Antivirus Programs, Part II
In the first part of this CompTIA Network+ certification exam tutorial, we looked at the different types of viruses and other invaders trying to get into our network, and how antivirus programs help to stop them. Read more →CompTIA Network+ Certification Exam Tutorial: DHCP and DHCP Relay Agents
As a CompTIA Network+ exam candidate, you?re probably familiar with DHCP ? but just in case, we?re going to review DHCP basics here and then go into a discussion of DHCP Relay Agents. Read more →CompTIA Network+ Certification Exam Tutorial: Hot Sites, Warm Sites, and Disaster Recovery
Part of passing the Network+ exam and being an outstanding network administrator is being prepared for disaster. Sometimes that's a disaster on a relatively small scale, such as a drive failure. Read more →CompTIA Network+ Certification Exam Tutorial: The Five IP Address Classes
Part of every IP address indicates the network the host is part of, and the other part identifies that particular host. You need to be able to look at an IP address and determine the network and host portions, and you do that by determining the class of the address. Read more →CompTIA Network+ Certification Exam Tutorial: Virus Attacks And Antivirus Programs
Whether you?re preparing to pass the Network+ or Cisco CCNA certification exam or not, you must not underestimate the importance of antivirus programs and virus definition updates. Read more →CompTIA Network+ Certification Exam Tutorial: Hubs, Repeaters, Bridges, and Switches
To pass your Network+ certification exam, you must know the differences between hubs, repeaters, bridges, and switches. The differences are straightforward for the most part, so let's examine the basic purpose of these devices. Read more →← Previous Next →
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Aphorism
Where there is the necessary technical skill to move mountains, there is no need for the faith that moves mountains.