09 30 2013 Chapter 1 1 All of the following are advantages of a computer Except impact on labor force 2 A computer keeps data instructions and information on storage media such as hard disks 3 Know the definition of Internet 4 The system unit is a case that contains electronic components of the computer that are used to process data 5 Examples of mobile technology include all of the following except Servers 6 A n Input device is any hardware component that allows you to enter data and instructions into a computer 7 A n Laptop or mobile computer is a personal computer that users can carry from place to place 8 People around the world use the computer to communicate meet people shop for goods and services access sources of information for leisure or All of the above 9 The term PC compatible refers to any personal computer based on the original IBM personal computer design 10 Some people refer to the series of input process output and storage activities of a computer as the information processing cycle 11 A n communication device is hardware component that enables a computer to send and receive data 12 Know the definition of computer Chapter 2 1 Internet enabled mobile devices such as smart phones use a special type of browser called a n micro browser which is designed for their small screens and limited computed power 2 Spam is an unsolicited email message or newsgroup article sent to too many recipients or newsgroups at once 3 A n email program is used to create send receive forward store print and delete email messages 4 Set standards and guidelines for many areas of the internet W3C 5 Dial up access takes place when the modem in a computer uses a standard telephone line to connect to the Internet 6 The Internet is a worldwide collection of networks that links millions of businesses government agencies educational institutions and individuals 7 FTP is an Internet standard that permits file uploading and downloading with other computers on the Internet 8 Streaming is the process of transferring data in a continuous and even flow which allows users to access and use a file while it is transmitting 9 The components of a domain name are separated by periods 10 A cable modem allows access to high speed Internet service through the cable television network 11 Each electronic document on the web is called a web page which can contain text graphics audio sound and video 12 Fixed wireless Internet connections use an antenna are high speed use radio signals all of the above Chapter 3 1 Application software consists of programs designed to make users more productive and or assist them with personal tasks 2 Most spread sheet software like that shown in the accompanying figure includes what if analysis tools where users can change the certain values in a spread sheet to reveal the effects of those changes 3 Distance learning is the delivery of education at one location while the learning takes place at other locations 4 a n database is a collection of data organized in a manner that allows access retrieval and use of that data 5 Presentation software allows users to create visual aids for presentations to communicate ideas messages and other information to a group 6 a n cell is the intersection of a column and row in a worksheet 7 Spreadsheet software allows users to organize data in rows and columns and perform calculations on the data 8 Which of the following is an example of a computer aided software Autodesk autoCAD 9 A software suite is a collection of individual programs sold as a single package 10 Multimedia authoring software allows users to combine text graphics audio video and animation into an interactive application 11 A n query is a request for specific data from a database 12 A n dialog box is a window that provides information presents available options or request or response Chapter 4 1 In the machine cycle steps executing is the process of carrying out commands 2 ROM chips called firmware contain permanently written data instructions or information that is recorded when the chip is manufacturing 3 A processor contains small high speed storage locations called registers that temporarily hold data and instructions 4 Preventive maintence of your computer requires a few basic products including screen cleaning solutions lint free antistatic wipes and swabs antistatic wristbands all of the above 5 A n express card module is a removable flash memory device about one half the size of a pc card that adds memory communications and multimedia capabilities to computers 6 The system or motherboard board is the main circuit board of the system unit 7 Word size is the number of bits the processor can interpret and execute at a given time 8 The wider the bus the fewer and faster number of data transfers 9 One GHZ equals 1 billion ticks of the system clock per second 10 A n multicore processor is a chip with 2 or more separate core processors 11 Know the definition of hub 12 For some reason I don t have this written down if you find out what is it please let me know 09 30 2013 09 30 2013
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