3-Way and 4-Way Switches

Do you have a room that has two or more entrances and you would like to have a switch at each entrance to control a light? Or more commonly, did your electrician set one up for you and now you have replaced a broken switch but can’t get it to work right? Fear not, some simple diagrams should help sort it out.

First of all, there are 2-way, 3-way, and 4-way switches; each with a different purpose. Two-way switches are most common and only have two terminals in addition to the ground screw. These are very simple in nature and simply either break or complete the circuit to turn a light on or off. Read more

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.

Hubs and repeaters both work at the Physical layer of the OSI model. They do not help to direct traffic toward the proper destination, as routers and switches do. Their purpose in the network is simply to make the signal strong enough to reach its destination, by regenerating the signal. Hubs and repeaters both take an incoming data signal and make a clean, strong copy of the signal. Otherwise, the signal would suffer from attenuation, the gradual weakening of a signal as it gets farther and farther away from the source.

Repeaters are just about extinct in today’s networks, because they only have one input port and one output port. Naturally, this means we could only regenerate a single data signal. Hubs are really just multiport repeaters, but their multiple ports give them some value in today’s networks. Read more

IPv6 Tutorial

IPv6 is an ever-emerging star of the Internet. Several years ago, when the protocol started to be drafted, it immediately entered under every spotlight available in IT. Back then, the perspective of not having any more IPv4 addresses to assign seemed horrifying: nobody was ready for it, and there were quite a few people who expected the Internet to be dead and buried in a few months.

The fears seemed to be premature back then. Indeed, five years after news of IPv6 started grabbing the headlines, the perspective of IPv4 depletion is still at least five years away. This does serve IANA’s purposes: the migration is slow and gradual.

But most important, the migration is not determined only by the depletion problem. IPv6 offers several advantages of its own, besides the much larger address space, which ensures that IPv6 addresses will certainly not be depleted anywhere in the following decades. Read more

Did You Know That Accounting Salaries Can Range From $45,000 to $160,000?

Accounting salary is not a one-size-fits-all as it depends on a number of factors ranging from certification to the present economic conditions and the hiring procedures. And salary can vary from the entry level accountant to someone with more qualifications and experience.

You can even expect a good salary with the adequate accreditation and experience in these tough times. People wrongly believe that salaries for accountants have nosedived after the meltdown.

Type of firm and operations

Read more

3 Most Popular Mistakes of IT Certification

Parallel to the growth of the IT Industry, the value and importance of IT certification exams has also gain significant momentum. More and more people are pursuing these exams and organizations are also encouraging their employees to take these certifications.

But one needs to be educated enough to make a proper choice whether to take the certification or not. And if you decide to take, then it is even more important to be clear of what it gives you and takes from you to be a certified professional. Below is a brief discussion about 3 most common mistakes, people make while deciding for these certification exams. Read more

HP0-Y24 certification guide

HP is one of the leading multinational companies that are available with several branches around the world. The certifications from HP provide adequate knowledge as well as skills to assure the HP certified professionals competency. Similarly, HP0-D05 is one such certification that provides complete benefits to the candidates. The exam name for HP0-Y24 is ProCurve Security 7.31. This certification will suit best for the candidates who wish to focus/ study about performance management and multiprotocol network.

Prerequisites for this certification:

The following are the prerequisites required for the candidates to write this examination and they are:

1) AIS- Hp ProCurve networking
2) Pass in associate exam (HP0-Y11) or attend any ProCure courses
3) Pass in associate exam (Hp0-603) or attend any routing switch essential courses
4) Attend or pass in any one of the elective examinations- HP0- 144, HP0-758 and HP0-791.

Exam objectives and percentage questions from each section:

The following are the Exam HP0-Y24 objectives and details about percentage of questions from each section during examination. They are:

1) Overview of HP ProCurve security- 23% questions
2) ProCurve device management security- 17% questions
3) Protection of ProCure network- 10% questions
4) ProCurve network access control security- 27% questions
5) Troubleshooting ProCurve- 23% questions

Job roles and other details:

Candidates can get varieties of job opportunities from this certification and some of the job roles include System engineer, network engineer, customer network and reseller support, HP field service engineer etc. The exam comprises of 66 multiple choice questions with approximately 90 minutes time duration. There is no case study type questions included in the examination. Minimum score to pass in the examination is 70%.

CCSP Certification guide

CCSP is an exam that is conducted by Cisco to evaluate and certified network administrators who are specialised in dealing with the security aspects of a network. CCSP stands for Cisco certified security professional. The person who qualifies this exam and a certified by Cisco is assured that he will get a very good job in establishments and companies according to his knowledge. This certification will help the student or the network professional in achieving higher career goals because this certification will help the people to recognise the person who is having adequate knowledge about security features of the network.

There are various study guides that are available for the preparation of CCSP exam. The study guides are very much helpful in preparing the exam because they have the matter of the entire subject condensed into a very precise manner and these books are also written by the people who have cracked CCSP exam before. In the study page you will find various tips that will help you to crack the exam in an effective manner. Some mock tests are also supplied along with the books in CDs so that you can play the CD in your computer and take the mock test at any time you want to give the exam.

CCSP certification exams are pretty difficult exam and you need to be very much dedicated to study for various networking security aspects if you really want to become a CCSP certified professional. All you need to do is just make sure that you get really strong in your basics and you must be really aware of the various typical tasks of the tough concepts of networking. You need to be sure that the mock tests are also taken. These mock tests are the kind of tests that are taken before writing any exam so that you can assess the performance for yourself. This is a very important aspect of networking. You should know the various concepts very clearly and you should be prepared to face any kind of questions that will be given in the exam. The questions that will be given can be of any difficulty level and you need to keep track of concepts that you have learnt.

640-816 study guide

640-816 ICND2

Interconnecting Cisco Networking Devices Part 2

Exam Number: 640-816 ICND2

Associated Certifications: CCNA

Duration: 75 minutes (40-50 questions)

Available Languages: English, Japanese, Chinese, Spanish, Russian, Korean, French, Portuguese

Click Here to Register: Pearson VUE

Exam Policies: Read current policies and requirements

Exam Tutorial: Review type of exam questions

Exam Description

The CCNA 640-816 Interconnecting Cisco Networking Devices Part 2 (ICND2) is the exam associated with the Cisco Certified Network Associate certification. Candidates can prepare for this exam by taking the Interconnecting Cisco Networking Devices Part 2 (ICND2) v1.0 course. This exam tests a candidate’s knowledge and skills required to successfully install, operate, and troubleshoot a small to medium size enterprise branch network. The exam covers topics on VLSM and IPv6 addressing; extending switched networks with VLANs; configuring, verifying and troubleshooting VLANs; the VTP, RSTP, OSPF and EIGRP protocols; determining IP routes; managing IP traffic with access lists; NAT and DHCP; establishing point-to- point connections; and establishing Frame Relay connections.

 All IT professionals are familiar with the Cisco 640-816 exam and dream to have that top most demanding certification. This is the top level certification from Cisco that is accepted universally. You can get your desired career which you dreamed with passing Cisco 640-816 test and getting the certificate.

 Pass4sure is the  Certification Expert recognized by a worldwide audience of IT professionals and executives alike as the definitive source of training materials for the candidate seeking insight, updates and resources for vendor certifications.

 Special Pass4sure 640-816 syllabus is designed according to the updated curriculum given by Cisco. This syllabus highlights the most vital and anticipated contents regarding the test and exclude all of the unnecessary details. Thus, It provides a shortcut way and prevents you from over digesting the whole of 640-816 study materials. Let Pass4sure to smooth your way and make your scores higher to get 640-816 certification.

 The 640-816 study materials in the Pass4sure books are written in detail to explain each and every point and completely 640-816questions and answers that can come in your final exam. Moreover Pass4sure provides you every thing and you can download anything anytime you want. Books are available in Cisco 640-816 pdf format so they can be downloaded and used easily. Now you can also get help from the 640-816 book which is available in audio format.

HP0-S20 Study guide

HP0-S20 Exam

Implementing HP BladeSystem

Exam Number/Code : HP0-S20

Exam Name : Implementing HP BladeSystem

Questions and Answers : 67 Q&As

Exam details

The following are details about the exam:

* Number of items: 60

* Item types: multiple choice, drag-and-drop, point-and-click

* Exam Time: 90 minutes

* Passing Score: 70%

* Reference Material: No on-line or hard copy reference material will be allowed at the testing site.

HP HP0-S20 Certification Exam is of core importance both in your Professional life and HP Certification Path. With HP0-S20 Certification you can get a good job easily in the market and get on your path for success. Professionals with passed HP HP0-S20 Certification Exam are an absolute favorite in the industry. If you can pass HP HP0-S20 Certification Exam then career opportunities are open for you.

We prepare the HP0-S20 exam guides so they give you a feel of the real exam for the HP0-S20 certificate. Pass4sure HP0-S20 exam guides replicate real exam scenarios i.e. conditions, situations, and questions etc..

Pass4sure’s HP0-S20 Study Materials and HP0-S20 Training Tools are prepared by Industry Experts and Professionals who keep an eye on the latest HP0-S20 Certification Exam Objectives and change the HP0-S20 Exam Study Material accordingly. You will not only get the top quality HP0-S20 Study Material and Training Tools from Pass4sure but can be assured of it being up to date as well. Pass4sure offers economic HP0-S20 Certification Training Tools packages with best quality and dynamic updates. Use Pass4sure for accurate HP0-S20 Study Material for a successful preparation of HP0-S20 Certification Exam.

The speciality of Pass4sure HP0-S20 provide most updated and latest versions available so that you don’t have to bother about anything else. All you need is to log on to the Pass4sure site and get the HP0-S20 exam. The whole package includes not only braindumps, study guides but also test question which are real time exam simulations. Easiest way to get these certifications is to log on to the HP0-S20 Pass4sure and download the HP0-S20 practice exam to obtain your free HP HP0-S20 exam certification.

How to become CISCO Certified?

Like any other certification in the field of information technology, CISCO certification is one of those many IT professionals crave to achieve. Having a certification or being certified in your field of expertise could help a lot in your career path. Having any of these certifications about information technology will bring advantages in your career. You only have to comply all the necessary requirements and take patience in grabbing such certification because really it takes effort before being certified.

How to be a CISCO certified? A CISCO certification exam is specially design for those who wanted to be CISCO certified. The examination given in the candidates is one of the toughest examinations that an IT professional should passed. CISCO specializes mainly on networking hardware and equipments that is the reason why its certification program is geared towards the field of information technology. Before undergoing the examinations provided by the CISCO one must need to understand the different levels of its certification program,It is important for you to decide on what level of CISCO certification you want to have in order to easily get a credential and become one of those CISCO certified.

The Associate level certifications, the Professional level of certifications and the CISCO certified internetworking experts are the levels of the CISCO certification. If you are determined to be certified, grabbing these certifications is impossible no more, even in getting the certification as a CISCO certified internetworking expert being the highest level of CISCO certification.

Believe in your self that you can do an pass the exam, and for sure you will be certified

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