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Would you like to inspect the original subtitles? These are the user uploaded subtitles that are being translated: 1 00:00:00,080 --> 00:00:02,340 In the last lesson, you learned 2 00:00:02,340 --> 00:00:04,305 how an operating system boots up. 3 00:00:04,305 --> 00:00:05,820 It's an important concept to 4 00:00:05,820 --> 00:00:07,230 understand since you'll be faced 5 00:00:07,230 --> 00:00:09,900 with troubleshooting boot up issues in IT support. 6 00:00:09,900 --> 00:00:11,850 Now, we're going to walk through the steps to 7 00:00:11,850 --> 00:00:14,160 select and install an operating system. 8 00:00:14,160 --> 00:00:16,350 We're going to focus on operating systems 9 00:00:16,350 --> 00:00:17,940 in the IT space. 10 00:00:17,940 --> 00:00:19,800 First, we'll talk about deciding 11 00:00:19,800 --> 00:00:22,785 which operating system to install in a business setting. 12 00:00:22,785 --> 00:00:24,420 Second, we'll dive into 13 00:00:24,420 --> 00:00:27,690 the overall process of installing an operating system. 14 00:00:27,690 --> 00:00:31,160 How do you decide which operating system to install? 15 00:00:31,160 --> 00:00:33,950 Well, you need to ask yourself a couple of questions. 16 00:00:33,950 --> 00:00:35,615 Has the decision already been made? 17 00:00:35,615 --> 00:00:38,480 The operating systems in use by an organization have 18 00:00:38,480 --> 00:00:39,920 a lot to do with the applications 19 00:00:39,920 --> 00:00:41,845 and systems that they need to run. 20 00:00:41,845 --> 00:00:44,270 Are you working with an organization or service that 21 00:00:44,270 --> 00:00:47,005 requires the use of a specific operating system? 22 00:00:47,005 --> 00:00:49,100 If so, you're done. That was easy. 23 00:00:49,100 --> 00:00:51,830 If a decision hasn't been made on what OS to use 24 00:00:51,830 --> 00:00:52,895 or if you're looking for an 25 00:00:52,895 --> 00:00:54,830 operating system for personal use, 26 00:00:54,830 --> 00:00:56,390 then you need to ask yourself what 27 00:00:56,390 --> 00:00:57,980 software will need to be run on 28 00:00:57,980 --> 00:01:00,260 this device and lots of cases 29 00:01:00,260 --> 00:01:01,820 the software will be designed to run 30 00:01:01,820 --> 00:01:03,965 on a specific operating system. 31 00:01:03,965 --> 00:01:07,280 It's also possible that the software is cross-platform, 32 00:01:07,280 --> 00:01:09,995 meaning it can run on more than one operating system. 33 00:01:09,995 --> 00:01:11,225 Another question to ask, 34 00:01:11,225 --> 00:01:12,740 is what hardware will be used? 35 00:01:12,740 --> 00:01:14,090 Modern operating systems do 36 00:01:14,090 --> 00:01:16,900 a pretty good job of supporting common hardware. 37 00:01:16,900 --> 00:01:20,120 You should keep in mind that some manufacturers allow 38 00:01:20,120 --> 00:01:21,545 their operating system to be 39 00:01:21,545 --> 00:01:23,450 only installed on their hardware. 40 00:01:23,450 --> 00:01:25,220 There's one more thing I should call out. 41 00:01:25,220 --> 00:01:28,175 Remember that we have different CPU architectures, 42 00:01:28,175 --> 00:01:30,505 32-bit and 64-bit. 43 00:01:30,505 --> 00:01:32,330 Our operating systems will also 44 00:01:32,330 --> 00:01:34,340 be optimized for this architecture. 45 00:01:34,340 --> 00:01:37,835 Make sure that the CPU and OS are compatible. 46 00:01:37,835 --> 00:01:40,235 If you have a 64-bit CPU, 47 00:01:40,235 --> 00:01:42,425 you should also install the 64-bit version 48 00:01:42,425 --> 00:01:44,395 of the operating system you choose. 49 00:01:44,395 --> 00:01:46,130 Okay, now that you've 50 00:01:46,130 --> 00:01:48,275 chosen an operating system that you want to use, 51 00:01:48,275 --> 00:01:51,055 let's work on getting it installed on our hardware. 52 00:01:51,055 --> 00:01:52,520 Many computers come with 53 00:01:52,520 --> 00:01:54,320 an operating system pre-installed. 54 00:01:54,320 --> 00:01:56,390 If you boot the computer in this condition, 55 00:01:56,390 --> 00:01:58,190 the operating system will continue 56 00:01:58,190 --> 00:02:00,770 from whatever point the vendor left it at. 57 00:02:00,770 --> 00:02:02,510 You'll need to do a couple of things 58 00:02:02,510 --> 00:02:03,890 to finish the installation, 59 00:02:03,890 --> 00:02:06,485 like choosing a computer name or host name, 60 00:02:06,485 --> 00:02:08,885 or configuring the network for the device. 61 00:02:08,885 --> 00:02:10,160 If you're going to be installing 62 00:02:10,160 --> 00:02:11,825 an operating system from scratch, 63 00:02:11,825 --> 00:02:14,290 you can use different installation media. 64 00:02:14,290 --> 00:02:16,670 Some operating system manufacturers sell 65 00:02:16,670 --> 00:02:20,290 their operating system in disk form or USB form. 66 00:02:20,290 --> 00:02:23,180 Some let you do reinstalls directly over the Internet. 67 00:02:23,180 --> 00:02:25,010 As an IT support specialist, 68 00:02:25,010 --> 00:02:27,350 you will install an operating system many times, 69 00:02:27,350 --> 00:02:29,360 so using one single disk 70 00:02:29,360 --> 00:02:31,595 won't be time-efficient or scalable. 71 00:02:31,595 --> 00:02:33,110 Scalability is 72 00:02:33,110 --> 00:02:35,180 an important concept that we'll cover later. 73 00:02:35,180 --> 00:02:37,250 If you want to scale or accommodate 74 00:02:37,250 --> 00:02:39,590 multiple computers the added support 75 00:02:39,590 --> 00:02:41,545 is something you need to keep in mind. 76 00:02:41,545 --> 00:02:44,625 For now you're only working with one computer, 77 00:02:44,625 --> 00:02:45,815 so let's focus on that. 78 00:02:45,815 --> 00:02:47,405 Let's just use a USB drive 79 00:02:47,405 --> 00:02:49,555 to install your operating system. 80 00:02:49,555 --> 00:02:52,790 Most manufacturers have their own special USB drives 81 00:02:52,790 --> 00:02:55,205 with the installation image like Windows. 82 00:02:55,205 --> 00:02:59,580 For Linux, we can load up an OS onto any USB drive. 6327