IT Certification Blog

As its name indicates, the CertBlaster Certification Blog is dedicated to IT certification. Issues covered include the value of the various certification tracks, their characteristics and what it will take for you to succeed on exam day. This blog focuses mainly on exam taking strategies and practice tests for CompTIA A+; Network+; Security+ and Linux+ as well as the Microsoft Certified MCSE & MCSA tracks.


CertBlaster® Salary Metastudy In this article, the salaries of the jobs listed below are averaged over a sample of employees who have shared their salaries as public information. The total sample size is 57,702 individuals. The sample sizes for each certification are: 17,881 reported salaries for A+16,471 reported salaries for Network+23,350 reported salaries for Security+ […] Read more »

Published August 1, 2019 in Uncategorized

Click on any of the blue links representing the A+ 220-1001 exam sub-objective you want to study. Click here if you want to go back to the A+ 220-1001 Core 1 Table of Content. Sub-Objective 1.1 - Given a scenario, install and configure laptop hardware and components. Sub-Objective 1.2 - Given[…] Read more »

Published March 15, 2019 in Uncategorized

CertBlaster's ExamNotes for CompTIA Exam 220-1001 aka Core 1 are a series of articles covering each and every single CompTIA A+ 220-1001 Main Domain, Exam Sub-Objective, and below that level every single topic point in CompTIA's published Exam Objectives for A+. Just to give you an idea: There are over[…] Read more »

Published March 15, 2019 in Uncategorized

There is one article for each A+ Exam Sub-Objective as defined by CompTIA. Together these articles would together represent a hefty book of highly concentrated and focused A+ test preparation. A+ ExamNotes for CompTIA Exam 220-1001 – Core 1 A+ ExamNotes for CompTIA Exam 220-1002 – Core 2 Click here for more info[…] Read more »

Published March 15, 2019 in Uncategorized

The A+ 220-1001 and A+ 220-1002 exams We at CertBlaster are cornerstone funding partners of the A+ certification program, having been involved since the inception of the first exam. Members of the CertBlaster team has been on CompTIA advisory boards, executive committees, and design committees, and has provided Subject Matter Experts[…] Read more »

Published September 25, 2018 in A+ 220-1001A+ 220-1002CompTIALearning resourcesUncategorized

ExamNotes for Network+ N10-007 1.8 Explain the functions of network services Click here to go back to the Network+ ExamNotes Table of Content DNS service In order to effectively administer DNS in your organization, you need a working knowledge of how the namespace database is arranged. The namespace databases are stored in DNS zone[…] Read more »

Published July 26, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

ExamNotes for Network+ N10-007 1.7 Summarize cloud concepts and their purpose Click here to go back to the Network+ ExamNotes Table of Content Cloud computing has become a part of every user’s daily interactions. Even your Smartwatch can store data in the cloud. Here we’ll look at the available cloud services, delivery models,[…] Read more »

Published July 24, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

CompTIA Network+ N10-007 Sub-objective 1.6: Given a scenario, implement the appropriate wireless technologies and configurations Click here to go back to the Network+ ExamNotes Table of Content Click here for our Exam Simulator for Network+ N10-007 802.11 standards WLAN networking standards are described by the IEEE 802.11 group. Listed below is a description of[…] Read more »

Published July 16, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

Network+ N10-007 ExamNotes for sub-objective 1.5 Compare and contrast the characteristics of network topologies, types, and technologies – Part 2 of 2 Click here for Part 1/2 Click here to go back to the Network+ ExamNotes Table of Content Click here for our Exam Simulator for Network+ N10-007 Network+ N10-007 Sub-objective 1.5 'Compare and[…] Read more »

Published June 22, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

Network+ N10-007 ExamNotes for sub-objective 1.5 Compare and contrast the characteristics of network topologies, types and technologies – Part 1/2 Click here for Part 2/2 Click here to go back to the Network+ ExamNotes Table of Content Click here for our Exam Simulator for Network+ N10-007 1.5 Compare and contrast the characteristics of network[…] Read more »

Published June 21, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

Network+ N10-007 ExamNotes for sub-objective 1.4 Given a scenario, configure the appropriate IP addressing components – Part 2 of 2 Click here to go back to the Network+ ExamNotes Table of Content Click here for our Exam Simulator for Network+ N10-007 1.4 Given a scenario, configure the appropriate IP addressing components Subnetting – Classful Classes[…] Read more »

Published June 5, 2018 in CompTIAExam ObjectivesNetwork+ N10-007Uncategorized

Network+ N10-007 ExamNotes for sub-objective 1.4 Given a scenario, configure the appropriate IP addressing components – Part 1 of 2 1.4 Given a scenario, configure the appropriate IP addressing components. - Private vs. public - Loopback and reserved - Default gateway - Virtual IP - Subnet mask This is our Part 1 of 2 for sub-objective 1.4.[…] Read more »

Published June 4, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

Download of the CompTIA Network+ N10-007 Exam Objectives (PDF) Click here to download the CompTIA Network+ N10-007 Exam Objectives Compare and contrast Network+ N10-006 vs N10-007 Click here for our Exam Simulator for Network+ N10-007 For your benefit, we have, in below two tables, listed side by side the Main Domains (exam objectives) of[…] Read more »

Published June 3, 2018 in CompTIAExam ObjectivesLearning resourcesNetwork+ N10-007

Difference between the new A+ 220-1002 and the CompTIA A+ 220-902 certification First about the exam number: At the time we are writing this we have reasons to believe that 220-1002 will be the exam number that will be replacing 220-902. However, this is early enough that things could change in[…] Read more »

Published May 25, 2018 in A+ 220-1001A+ 220-1002A+ 220-901 & 220-902

Network+ N10-007 ExamNotes for sub-objective 1.3 Explain the concepts and characteristics of routing and switching – Part 3 of 3 We need your help! This is a free community resource: Please give us any feedback you deem appropriate. If you like it as is, we’d love to know. If you don’t[…] Read more »

Published May 24, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

Network+ N10-007 ExamNotes for sub-objective 1.3 Explain the concepts and characteristics of routing and switching – Part 2 of 3 CompTIA Exam Sub-objective 1.3: “Explain the concepts and characteristics of routing and switching.” For the previous part of these objectives go to Part 1, for the remainder of the 1.3 objectives go[…] Read more »

Published May 23, 2018 in CompTIAExam ObjectivesNetwork+ N10-007

Network+ N10-007 ExamNotes for sub-objective 1.3 Explain the concepts and characteristics of routing and switching – Part 1 of 3 In order to understand routing and switching you should be comfortable with the logical and physical aspects of the networks you will encounter along with the behavior of the devices that[…] Read more »

Published May 22, 2018 in CompTIAExam ObjectivesLearning resourcesNetwork+ N10-007

ExamNotes for Network+ N10-007 sub-objective 1.2 Explain devices, applications, protocols and services at their appropriate OSI layers The OSI layers have been a recurring feature of the Network+ exams from one version to the next for over a decade now. CompTIA is so serious about it that it dedicates this entire[…] Read more »

Published May 16, 2018 in CompTIAExam ObjectivesLearning resourcesNetwork+ N10-007

ExamNotes for Network+ N10-007 1.1 Explain the purposes and uses of ports and protocols – Part 2/2 Click here to go back to the Network+ ExamNotes Table of Content Welcome to ExamNotes for Network+ N10-007. This series of posts is one pear each CompTIA Network+ sub-objective. This one addresses sub-objective 1.1 “Explain[…] Read more »

Published May 16, 2018 in CompTIAExam ObjectivesLearning resourcesNetwork+ N10-007

ExamNotes for CompTIA Network+ N10-007 Main Domain 1.0 Networking Concepts NOTE: This is a work in progress! When completed there will be one post for each Network+ N10-007 Exam Sub-Objective as defined by CompTIA (just like our ExamNotes for A+ 220-901). If this was a book, these posts would represent a 150+[…] Read more »

Published May 16, 2018 in CompTIAExam ObjectivesLearning resourcesNetwork+ N10-007

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