Download PDF by Pawan K. Bhardwaj: A+, Network+, Security+ Exams in a Nutshell. A Desktop Quick

By Pawan K. Bhardwaj

ISBN-10: 0596551517

ISBN-13: 9780596551513

If you are getting ready for the hot CompTIA 2006 certification in A+, or the present community+ and defense+ certifications, you will discover this booklet helpful. It presents all of the info you must prepare for those checks, together with the 4 new A+ assessments -- the mandatory necessities examination and 3 optionally available tests that pertain on your region of specialization.

As with different O'Reilly Nutshell books for certification assessments, A+, community+ and safety + in a Nutshell follows a confirmed type and procedure. It studies all the themes had to grasp each one examination in a remarkably concise structure, with required wisdom boiled all the way down to the middle. rather than plowing via 500 to seven-hundred pages to organize for every examination, this booklet covers each in nearly one hundred fifty pages. and as the ambitions for the 3 optional A+ assessments are redundant, and the e-book covers them in a single section.

The tests coated include:

  • A+ necessities: Required for A+ 2006 certification
  • EXAM 220-602:...

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Extra info for A+, Network+, Security+ Exams in a Nutshell. A Desktop Quick Reference

Example text

Device manager and functionality) Identify procedures and utilities used to optimize operating systems—for example, virtual memory, hard drives, temporary files, services, startup, and applications. Identify tools, diagnostic procedures, and troubleshooting techniques for operating systems. , a device/service failed to start or a device/program in registry is not found). EXE) Perform preventive maintenance on operating systems. , service packs), scheduled backups/restores, and restore points.

Accelerated Graphics Port (AGP)AGP slots are used to connect video cards. The AGP port allows the video adapter to communicate directly with the processor. The AGP slot is usually brown. PCI Express (PCIe)PCIe is available on many new motherboards. This slot was designed to replace the PCI and AGP slots. But most motherboards have PCI as well as PCIe slots. Audio/Modem Riser (AMR)AMR has 46 pins and is found on some old motherboards. This slot is mainly used to separate analog devices, such as the modem, from other digital circuits on the motherboard.

Do not perform any exercises in a production environment and do not use any PC that you use for your regular work, but instead create a test environment with the recommended hardware. Personal Computer Components This part of the A+ Essentials exam deals mainly with the identification, installation, upgrading, and basic troubleshooting of different parts of personal computers. This part of the study guide covers about one-fifth of the exam objectives. As a hardware technician, you are expected to have extensive knowledge of different components of personal computers.

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A+, Network+, Security+ Exams in a Nutshell. A Desktop Quick Reference by Pawan K. Bhardwaj


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