The A+ exams guide : preparation guide for the CompTIA essentials, 220-602, 220-603, and 220-604 exams /
| Основен автор: | Crayton, Christopher A. |
|---|---|
| Формат: | Електронна книга |
| Език: | English |
| Публикувано: |
Boston, Mass. :
Course Technology,
2008.
|
| Издание: | 2nd ed. |
| Серия: |
TestTaker's guide series.
|
| Предмети: | |
| Онлайн достъп: |
http://search.ebscohost.com/login.aspx?direct=true&scope=site&db=nlebk&AN=263316 |
| Подобни документи: |
Print version::
A+ exams guide. |
Съдържание:
- ""Contents""; ""Acknowledgments""; ""About the Author""; ""1 The CompTIA A+[sup(A℗ʼ)] Certification Exams""; ""The CompTIA A+ Certification Exams and 2006 Exam Objectives""; ""A+ Essentials Exam Objectives""; ""1.0 Personal Computer Components""; ""2.0 Laptops and Portable Devices""; ""3.0 Operating Systems""; ""4.0 Printers and Scanners""; ""5.0 Networks""; ""6.0 Security""; ""7.0 Safety and Environmental Issues""; ""8.0 Communication and Professionalism""; ""220-602 IT Technician Exam Objectives""; ""1.0 Personal Computer Components""; ""2.0 Laptops and Portable Devices""
- ""3.0 Operating Systems""""4.0 Printers and Scanners""; ""5.0 Networks""; ""6.0 Security""; ""7.0 Safety and Environmental Issues""; ""8.0 Communication and Professionalism""; ""220-603 Remote Support Technician Objectives""; ""1.0 Personal Computer Components""; ""2.0 Operating Systems""; ""3.0 Printers and Scanners""; ""4.0 Networks""; ""5.0 Security""; ""6.0 Communication and Professionalism""; ""220-604 Depot Technician Objectives""; ""1.0 Personal Computer Components""; ""2.0 Laptop and Portable Devices""; ""3.0 Printers and Scanners""; ""4.0 Security""
- ""5.0 Safety and Environmental Issues""""Registering for the A+ Tests""; ""Test Site Requirements and a Little Advice""; ""How Computerized Testing Works""; ""Your State of Mind""; ""Useful Tools, Tips, and Study Techniques""; ""Book Structure and Sample Review Questions""; ""Chapter Summary""; ""References""; ""2 Motherboards, Power, BIOS, and Expansion Buses""; ""Motherboards and Form Factors""; ""Slots and Sockets""; ""Electricity and the Power Supply""; ""Preventive Maintenance and Safety""; ""Plug and Play (PnP)""; ""Power-on Self-Test (POST) and Error Codes""
- ""Expansion Bus Architecture""""Riser Cards""; ""North and South Bridges""; ""PCMCIA (PC Cards)""; ""Chapter Summary""; ""Review Questions""; ""References""; ""3 Processors and Cache""; ""CPU Defined""; ""Clock and Bus Speeds""; ""Cache Levels 1, 2, and 3""; ""Chipsets and Controllers""; ""SEC and SEP""; ""PGA and SPGA""; ""Processors and Modes""; ""CPU Overclocking and Throttling""; ""Cooling Fans and Heat Sinks""; ""Liquid Cooling""; ""Thermal Compounds""; ""VRM (Voltage Regulator Module)""; ""Chapter Summary""; ""Review Questions""; ""References""; ""4 Understanding Memory""
- ""Memory Defined""""Random Access Memory (RAM)""; ""Memory Types and Characteristics""; ""Memory Packaging""; ""Memory Parity and ECC""; ""Logical Memory""; ""Chapter Summary""; ""Review Questions""; ""References""; ""5 System Resources and Input Devices""; ""Binary""; ""Hexadecimal""; ""Overview of System Resources""; ""Input Defined""; ""Modems""; ""Scanners""; ""Sound Cards""; ""Digital Cameras""; ""PDAs (Personal Data Assistants)""; ""Laptops""; ""Chapter Summary""; ""Review Questions""; ""References""; ""6 Basic Output Devices""; ""Output Types and Devices""; ""Video Display Devices""