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Informationen zum Autor Naomi J. Alpern , A+, Network+ MCSE, MCT, currently works for Microsoft Consulting Services as a Senior Consultant specializing in Unified Communications and IT architecture and planning. Joey Alpern currently works as an independent consultant specializing in web development and database component integration. Randy Muller , MCT, MCSE, MCITP, is an independent trainer and author specializing in Unified Communications, Office 365, and IT security. Klappentext A practical approach for anyone looking to enter the IT workforceBefore candidates can begin to prepare for any kind of certification, they need a basic understanding of the various hardware and software components used in a computer network. Aimed at aspiring IT professionals, this invaluable book strips down a network to its bare basics, and discusses this complex topic in a clear and concise manner so that IT beginners can confidently gain an understanding of fundamental IT concepts. In addition, a base knowledge has been established so that more advanced topics and technologies can be learned over time.* Includes a discussion of the key computer components, such as the processor and memory* Covers the basics of data storage as well as the input/output process* Zeroes in on basic hardware configuration including how to install hardware and software drivers* Introduces various computer operating systems, including the Windows OS family, Linux, and Mac.* Looks at basic networking concepts and designIT Career JumpStart is an ideal starting point for anyone looking for a career in IT but doesn't know where to start. Zusammenfassung A practical approach for anyone looking to enter the IT workforce Before candidates can begin to prepare for any kind of certification, they need a basic understanding of the various hardware and software components used in a computer network. Inhaltsverzeichnis Introduction xxiii Chapter 1 The Computer's Brain: Processors and Memory 1 Introduction to Processors 2 Processor Performance. 2 Processor Types: A First Look. 2 Deciphering Processor Terminology. 3 The Intel Processor Lineup. 4 Factors Affecting Performance. 5 History of Intel Chips 6 The Pentium Family. 6 Pentium. 7 Pentium MMX. 7 Pentium Pro. 8 Pentium II (PII). 8 Celeron. 8 Pentium II Xeon 8 Pentium III (PIII). 8 Pentium III Xeon. 9 Itanium/Itanium 2. 9 Pentium 4 9 Tualatin. 9 Core i3 Series 9 Core i5 Series 10 Core i7 Series 10 Stacking Up the Competition. 10 Advanced Micro Devices (AMD). 11 Cyrix 12 PowerPC. 12 Alpha 13 Using Multiprocessor and Multicore Computers 14 Cooling a System 16 Physical Memory 17 Random Access Memory (RAM). 17 RAM Types. 18 SIMMs 18 DIMMs. 18 RAM Speed. 19 Edo Ram. 19 Sdram 19 Ddr Sdram. 19 Ddr2 Sdram. 19 Ddr3 Sdram. 20 Read-Only Memory (ROM) 20 Other ROM Types. 20 Prom. 20 Eprom. 21 Eeprom 21 Bus Architecture. 21 Bus Types. 22 Accelerated Graphics Port (AGP) 22 Enhanced Industry Standard Architecture (EISA). 22 FireWire (IEEE 1394) 23 Hdmi. 23 IBM Micro Channel Architecture (MCA). 23 Ibm Pc. 23 IBM PC-AT, or Industry Standard Architecture (ISA). 23 Peripheral Component Interconnect (PCI). 24 Peripheral Component Interconnect Express (PCIe). 24 Universal Serial Bus (USB). 24 Video Electronics Standards Association (VESA) Local Bus (VL-Bus). 25 Terms to Know. 25 Review Questions. 26 Chapter 2 Storing Your Files: Data Storage 27 Keys to Data Storage. 28 Understanding Hard Drive Basics. 30 ...
List of contents
Introduction xxiii
Chapter 1 The Computer's Brain: Processors and Memory 1
Chapter 2 Storing Your Files: Data Storage 27
Chapter 3 Data Movement: Input/Output Devices 55
Chapter 4 Hardware Configuration 79
Chapter 5 Desktop Operating Systems: A Comparison 91
Chapter 6 Command Shell 101: Basics Every Administrator Should Know 105
Chapter 7 Graphical Interface: Windows 7 Basics 131
Chapter 8 A Communications Framework 161
Chapter 9 Network Models 179
Chapter 10 Data-Link and Network Layer Protocols 191
Chapter 11 Network Operating Systems: A Comparison 211
Chapter 12 Windows Server 2008 R2 Origins and Platforms 221
Chapter 13 Windows Server 2008/2008 R2 Active Directory Domain Services 235
Chapter 14 Account Management 253
Chapter 15 File and Print Management 269
Appendix A Review Question Answers 295
Appendix B Common Acronyms 305
Glossary 311
Index 325
