Christopher A. Crayton Books

CompTIA A+ Certification Practice Exams (Exams 220-701 & 220-702) (Certification Press)

By Christopher A. Crayton, Michael Pastore, James Pyles

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Don't Let the Real Test Be Your First Test "CompTIA A+ Certification Practice Exams (Exams 220-701 & 220-702)" is filled with 1,000 realistic practice questions to prepare you for these challenging...

Microsoft Windows Vista Exam 70-620 Guide

By Christopher A. Crayton

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This no-nonsense guide was created with one purpose in mind: to ensure your readiness to pass Microsoft's Windows Vista Configuration Exam 70-620. This Short Cut offers the edge you need to pass, i...

Security + Exam Guide

By Christopher A. Crayton, Ebrary, Inc

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CompTIA has proposed a new examSecurity+. The Security+ Exam Guide provides exam candidates with the concepts, objectives, and test-taking skills needed to pass. Written by the author of the best-s...

A+ Exams Guide (Exam 220-301)(Exam 220-302) (TESTTAKER'S GUIDE SERIES)

By Christopher A. Crayton

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The A+ Exams Guide: Exam 220-301 & Exam 220-302 is a completely updated version of Christopher A. Crayton's popular, no-nonsense preparatory guide to the CompTIA A+ certification exams, now coverin...

The A+ Certification & PC Repair Handbook

By Kevin J. Irwin, Christopher A. Crayton, Joel Z. Rosenthal, Crayton, Christopher A., Rosenthal, Joel Z., Irwin, Kevin J.

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Many A+ certification guides prepare aspiring PC technicians to pass the exam, but don't put test objectives in a "practical use" context. Other PC repair guides cover A+ exam objectives in a real-...

The A+ Exams Guide: Preparation Guide For The CompTIA Essentials, 220-602, 220-603, And 220-604 Exams

By Christopher A. Crayton

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many A+ Certification Guides Prepare Aspiring Pc Technicians To Pass The Exam, But They Don't Put Test Objectives In A Practical Use Context. Other Pc Repair Guides Cover A+ Exam Objectives In A Re...

CompTIA Strata IT Fundamentals All-In-One Exam Guide

By Mike Meyers, Christopher A. Crayton, Michael Meyers, Scott Jernigan

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1 online resource "All-in-One is All You Need." Get complete coverage of all material included on the CompTIA Strata IT Fundamentals exam inside this comprehensive resource. Written by leading Comp...

CompTIA A Essentials 220-601 Exam Guide

By Christopher A. Crayton

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The big question you should ask yourself before you fork over $158 to take CompTIA's A Essentials exam is: am I ready? Are you? This guide was created with one purpose in mind, to ensure that you...

A Adaptive Exams

By Christopher A. Crayton

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.