Getting to Know the OSI Model for the CCNA Exam
The CCNA exam asks you to provide at least three reasons that the "industry" uses layered interconnection models. Examples of layered networking models include the seven-layer OSI model [more…]
Test Prep Tips for PMP Certification
Studying for the PMP exam is time consuming and demanding. Following are some suggestions on how to make the test-prep process easier and more enjoyable: [more…]
Unmasking the Subnet Mask for the CCNA Exam
Subnetting lets you borrow bits from the host and use them to allow for more networks. When subnetting, separating the network and host requires a special mechanism called a [more…]
Installing and Configuring DHCP
If you have worked with Windows NT at all, you are probably familiar with Dynamic Host Configuration Protocol (DHCP) — a server service that enables the server to dynamically assign IP addresses to network [more…]
Moving Objects in Active Directory
Moving objects around in Active Directory may involve moving objects from one location to another within a domain, or you might have to move objects from one domain to another. You need to know the details [more…]
PMP Certification: Creating the Project Plan
The project plan is a combination document composed of several subsidiary plans from each of the knowledge areas (for example, cost management, human resources management, and time management) . To round [more…]
Configuring Access Control in Windows XP Professional
Three considerations exist when you configure access permissions for any given resource on a Windows XP PC. Remember them easily by the keywords which, who, [more…]
PMP Certification: Controlling Risk
Risk Monitoring and Control is the process of keeping track of the identified risks, monitoring residual risks and identifying new risks, ensuring the execution of risk plans, and evaluating the plans' [more…]
CCNA Savvy: Segmenting a Network with a Router
Segmenting a LAN with a router may not be the least expensive way to go, but it does have its benefits. You can expect to find questions on the benefits of segmenting a network with a router on the CCNA [more…]
PMP Certification: Identifying the Scope of a Project
Starting with the project's results is the best route to understanding the project's scope. The first order of business is to identify your customer and sponsor definitions of a successful project. You'll [more…]
Implementing Remote Access and Virtual Private Networks
With the widespread use of laptop computers and telecommuting, the need for remote access and virtual private networks (VPNs) has exploded in the past several years. Remote Access Service [more…]
Security+ Certification: Computer Forensics and Incident Reponse
Computer forensics involves conducting an investigation to determine what has happened, to find out who is responsible and to collect legally admissible evidence for use in a computer crime case. [more…]
Getting to Know the Windows XP Professional Exam
Knowing something about an exam's design can help get you comfortable with the format in advance, so here are a few words on what you can expect to see after you sign in at the test center. [more…]
Examining the CISSP Examination
The Certified Information Systems Security Professional (CISSP) certification examination is a grueling 6-hour, 250-question marathon. To put that into perspective, in 6 hours you could walk about 25 miles [more…]
Test-Taking Tips for the Windows XP Professional Exam
Knowing a few test-preparation tricks can give you a bit of an edge on the exam, so here are ten suggestions that may help rocket you to a passing grade after you've dutifully studied the core material [more…]
Exploring Access Control for Security+ Certification
Access control is the ability to permit or deny the use of an object (a passive entity, such as a system or file) by a subject (an active entity, such as an individual or process). [more…]
Security+ Certification: Shoring Up Your Defenses
Hardening refers to the process of making changes to a computer or network device in order to make it less vulnerable to intruders. This is important because the computers and networks that an organization [more…]
Examining the Windows 2000 Server Exam
Exam 70-215 is a required core exam for the Windows 2000 MCSE track. Before you begin studying for your Windows 2000 Server exam, take time to check out the exam objectives. The list of exam objectives [more…]
Knowing What to Expect on the Windows 2000 Server Exam
The Windows 2000 Server exam, like all other Windows 2000 exams, uses a number of different testing technologies to test your skills. You may see any and all of the following testing technologies on the [more…]
Addressing Typical Windows 2000 Directory Service Exam Concerns
Here are the answers to ten common questions that candidates ask about the MCSE Windows 2000 Directory Services. Use this information to make sure that you are ready for test day. [more…]
RAID Types for the A+ Certification Exams
RAID (Redundant Array of Inexpensive Disks) is a method of implementing redundancy (duplicated information) on your hard drives — if one disk fails, the other disk [more…]
Bus Architectures for the A+ Certification Exams
Another term for the expansion slots on a computer’s motherboard is bus slots. A number of different bus architectures have been developed over time. For the A+ exams, you need to be able to identify the [more…]
USB and FireWire Standards for the A+ Certification Exams
The most popular ports used today on the system are the USB and FireWire ports — which allow you to connect devices such as flash drives, digital cameras, and digital video cameras. This table compares [more…]
Windows 2000/XP Boot Files for the A+ Certification Exams
Windows 2000/XP requires four core files to boot. You will need to understand what they are on your A+ Certification exam. The four core files are: [more…]
Windows Vista Boot Files for the A+ Certification Exams
Windows Vista utilizes four boot files, and you will need an understanding of all four of them for the A+ Certification exams. The four boot files for Windows Vista are: [more…]
