Exercise Chapter 14 - Discovering Computer 2011 - Living in Digital World

Martin - 1601213690

01 PBT

True / False

1.   True
2.   False
3.   False
4.   True
5.   False
6.   False
7.   True
8.   True
9.   True
10. False


Multiple Choice

1. C ( SMBs )
2. B ( reduces costs of maintenance and increases )
3. A ( Business intelligence )
4. B ( quality control software )
5. A ( VPN tunnel )
6. D ( legacy system )
7. A ( Fibre Channel )
8. D ( selective backup )


Matching

1.   h
2.   f
3.   b
4.   e
5.   d
6.   g
7.   a
8.   j
9.   i
10. c


Short Answer

1. * Managers are responsible for coordinating and controlling an organization's resources.
    * Four activities managers perform to coordinate :
       1. Planning : objectives, strategies, tactics.
       2. Organizing : money, people, management, structure.
       3. Leading : communications, instructions, motivation.
       4. Controlling : performance, measurement, corrective action.

2. * Content Management System (CMS) is an information system that is a combination of databases, software, and procedures that organizes and allows access to various forms of documents and other files, including images and multimedia content.
    * Type of content may be processed by a content is a content management system includes information about the files and data, called metadata.

3. * Two types of virtualization :
       - Server virtualization : provides the capability to divide a physical server logically into many virtual servers.
       - Storage virtualization : provides the capability to create a single logical storage device from many physical storage devices.
    * Cloud computing is an Internet service that provides computing needs to computer users.
       Grid computing combines many servers and/or personal computers on a network, such as the Internet, to act as one large computer.
       Companies use them because they allow a company to diversify its network and server infrastructure.

4. * Five types of E-Commerce :
       - E-Retail
       - Finance
       - Travel
       - Entertainment and Media
       - Health
    * Describe three of five types of E-Commerce :
       - E-Retail : also called e-tail, occurs when retailers use the Web to sell their products and services.
       - Entertainment and Media : music, video, news, sporting events, and 3D multiplayer games are a growing part of the Web's future. Newsprint on the Web is not replacing the newspaper, but enhancing it and reaching different populations.
       - Heath : many Web sites provide up-to-date medical, fitness, nutrition, or exercise information. Some Web sites offer the capability to listen in on health-related seminars and discussion.

5. * Backup plan contains :
       - The location of backup data, supplies, and equipment
       - The personnel responsible for gathering backup resources and transporting them to the alternate computer facility
       - A schedule indicating the order in which, and approximate time by which, each application should be up and running.
    * Factors contribute to the success of a backup plan is employees must be trained in the backup and recovery procedures and the location of the alternate computer facility.