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4.6.3. Kết luận a. Quản lí là một nghệ thuật Vì sao Quản lí là nghệ thuật? - Sự đa dạng, phong phú, muôn màu muôn vẻ của sự vật, hiện tượng - Quản lí Cơ quan Hành chính  Quản lí Doanh nghiệp  Quản lí Trường học  Quản lí Dự án. - Quản lí Dự án A  Quản lí Dự án B. - Không phải mọi hiện tượng đều mang tính qui luật. - Không phải mọi qui lu...

181 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 692 | Lượt tải: 1

Incident Administration  The first step is to begin to document the incident.  Many help desks use software that lets technicians document calls and store them in a database.  Because the technician has little information about Alice’s problem at this point, he cannot accurately assign a priority to this call yet.  Many organizations se...

29 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 423 | Lượt tải: 1

Telephone Support  Free telephone support is a thing of the past.  Some products include free technical support for a limited time or a limited number of incidents before the manufacturer begins charging a fee.  Because of the expense, determining when to call for help is more difficult than it used to be.  People are more likely to find...

49 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 403 | Lượt tải: 1

Universal Serial Bus (USB) Ports  The USB is a relatively recent innovation that is replacing many of the ports on computers, such as the serial, parallel, keyboard, and mouse ports.  The USB is a multipurpose bus that  Runs at up to 12 megabits per second (Mbps)  Supports a wide range of devices through the same interface  Computers ...

38 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 419 | Lượt tải: 1

Determining Backup Costs  Cost is always a factor in selecting a hardware product.  Faster drives are generally more expensive.  A low-end backup drive can cost $100 to $200, which is suitable for backing up a home computer where speed is not a major factor.  High-end backup drives can have prices that run into five figures.  When you ev...

34 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 394 | Lượt tải: 1

Stapling Cables  Stapling cables is the simplest and usually the least expensive solution.  Do not use the standard square staples used in most staple guns; they can crush the cable and damage the wires.  You can use individual staples or a cable holder.  Individual staples have a cap at the top that simplifies the task of hammering it i...

39 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 454 | Lượt tải: 1

Environmental Conditions  Be conscious of the climate conditions at all equipment locations and at all times of day.  A data center containing a large number of computers, routers, and other heat-producing devices will probably need an independent climate control system to keep the room cool enough.  Make sure a source of clean, consisten...

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Client/Server Networks  User accounts are stored in a central location.  A user logs on to the network from a computer that transmits the user name and password to a server, which either grants or denies access to the network.  Account information can be stored in a centralized directory service or on individual servers.  A directory s...

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Configuring a Modem  Most modems support the Plug and Play standard.  Modems typically need an interrupt request (IRQ) and an input/output (I/O) port to communicate with the computer.  For external modems, the IRQ and I/O port are assigned to the serial port.  For internal modems, you configure the device itself to use specific hardwar...

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Router Products  The Microsoft Windows 2000, Microsoft Windows NT, and Novell NetWare operating systems include routing capability.  Windows 2000, Microsoft Windows Me, and Microsoft Windows 98 Second Edition must use Internet Connection Sharing (ICS) to route IP traffic.  A stand-alone router is a hardware device that is essentially a ...

23 trang | Chia sẻ: thanhle95 | Ngày: 02/07/2021 | Lượt xem: 396 | Lượt tải: 1