CompTIA A+ Complete Study Guide phần 7 potx

... 5 57 Tuesday, September 12, 2006 11:59 AM Chapter 10 Identifying Safety and Environmental Issues THE FOLLOWING COMPTIA A+ ESSENTIALS EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:  7. 1 ... devices, and chemical solvents and cans THE FOLLOWING COMPTIA A+ IT TECHNICIAN EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:  7. 1 Identify potential hazards and proper safety p...

Ngày tải lên: 10/08/2014, 12:21

... 23, 20 07 5:30 PM Introduction Welcome to the CompTIA A+ Complete Study Guide. This is the fourth edition of our best- selling study guide for the A+ certification sponsored by CompTIA ... Recent Changes 570 Use the Collected Information 570 Using Appropriate Behavior 570 Punctuality 570 Accountability 571 Flexibility 572 Confidentiality 572 Respect 572 Priv...

Ngày tải lên: 10/08/2014, 12:20

... × 76 8 or 1280 × 1024. At 1024 × 76 8, the screen will display 76 8 rows of pixels 1024 columns wide, for a total of 78 6,432 pixels. At 1280 × 1024, the number of pixels increases to 1,310 ,72 0—nearly ... (WHUXGA), can support resolutions up to 76 80 × 4800 pixels ( 37 million total) at a16:10 aspect ratio. 4830c03.fm Page 151 Thursday, August 23, 20 07 5: 47 PM Summary 131 Summa...

Ngày tải lên: 10/08/2014, 12:21

... 1,024 × 76 8 256 Super XGA (SXGA) 1280 × 1024 4,294,9 67, 296 Ultra XGA (UXGA) 1600 × 1200 4,294,9 67, 296 Widescreen XGA (WXGA), 16:9 1280 × 72 0 4,294,9 67, 296 WUXGA, 16:10 1920 × 1200 4,294,9 67, 296 Quad ... 4,294,9 67, 296 Quad XGA (QXGA) 2048 × 1536 4,294,9 67, 296 WQXGA, 16:10 2560 × 1600 4,294,9 67, 296 WQUXGA, 16:10 3840 × 2400 4,294,9 67, 296 WHUXGA, 16:10 76 80 × 4800 4,294,9 6...

Ngày tải lên: 10/08/2014, 12:21

... 2006 7: 46 PM Understanding Printer and Scanner Fundamentals 3 67 FIGURE 7. 9 A paper tray on a bubble-jet printer FIGURE 7. 10 A paper-feed sensor on a bubble-jet printer 4831x.book Page 3 67 Tuesday, ... Page 338 Wednesday, September 13, 2006 7: 46 PM 366 Chapter 7  Understanding the Basics of Printers and Scanners FIGURE 7. 7 Bubble-jet pickup rollers FIGURE 7. 8 Bubble-jet sepa...

Ngày tải lên: 10/08/2014, 12:21

... end) Data entry (front end) 4831x.book Page 4 27 Tuesday, September 12, 2006 11:59 AM 422 Chapter 7  Understanding the Basics of Printers and Scanners 17. B. The daisy-wheel printer gets its name ... Tuesday, September 12, 2006 11:59 AM Chapter 8 Networking Fundamentals THE FOLLOWING COMPTIA A+ ESSENTIALS EXAM OBJECTIVES ARE COVERED IN THIS CHAPTER:  5.1 Identify the...

Ngày tải lên: 10/08/2014, 12:21

... 12.9 guides you through investigating your system resources. TABLE 12.3 I/O Addresses Port I/O Address COM1 03F8–03FF COM2 02F8–02FF COM3 03E8–03EF COM4 02E8–02EF LPT1 0 378 –037F LPT2 0 278 –027F Primary ... 03E8–03EF COM4 02E8–02EF LPT1 0 378 –037F LPT2 0 278 –027F Primary IDE 01F0–01F7 Secondary IDE 0 170 –0 177 4831x.book Page 6 17 Tuesday, September 12, 2006 11:59 AM Exam Essentials 6...

Ngày tải lên: 10/08/2014, 12:21

... download or install them Turn off Automatic Updates 4831xc14.fm Page 72 7 Thursday, September 14, 2006 5: 37 PM Troubleshooting Windows 71 7 While the Console can do many things, it’s important to note ... the Registry, which contains system configuration items. 4831xc14.fm Page 73 7 Thursday, September 14, 2006 5: 37 PM 72 8 Chapter 14  Installing, Configuring, Optimizing, and Upgrad...

Ngày tải lên: 10/08/2014, 12:21

... trusting nature of people. 4831xc 17. fm Page 840 Wednesday, September 13, 2006 10:00 AM Glossary 4831x.book Page 8 47 Tuesday, September 12, 2006 11:59 AM 816 Chapter 17  Installing, Configuring, ... information from a network. 17. A. A TCP ACK attack creates multiple incomplete sessions. Eventually, the TCP protocol hits a limit and refuses additional connections. 4831xc 17. fm Pag...

Ngày tải lên: 10/08/2014, 12:21

... bottleneck. It should now make complete sense to you why bandwidth can be precious, especially for your wide area network (WAN) connections (discussed in more detail in Chapter 7) . WAN links are costly ... ques- tions related to these elements of physical media on the exam. Cabling and Connectors Overview 47 of cabling in greater detail later in this chapter, be aware that there are t...

Ngày tải lên: 04/07/2014, 13:20