Chapter Four Midterm Review By:

True/False T Software allows users to interact with the Internet to access information and services. T An message sent from New Your to Los Angeles passes from the router to router until it reaches its destination. F Like a dial-up connection, and unlike a cable modem, a DSL line provides an always-on connection. F Satellite service is slower than a dial-up service but much faster than either cable modem or DSL.

Modified True/False T Short Message Service is a method of sending short messages, no longer than 160 characters, between cell phones. F Podcasts are Web sites created to express one or more individual’s views on a given topic. Blogs T Doing business electronically over the Web and private networks is known as e-commerce. F Client computers are typically powerful computers that can accommodate many simultaneous user requests. Server

Multiple Choice C A ____ uses the customer’s phone line, but there is no dialing up and users can use the Internet and talk on the phone simultaneously. A. dial-up connectionC. DSL connection B. Cable modem connectionD. TI connection D A(n) ____ is an element in an electronic document – a word, phrase or image – that when clicked, opens a related document. A. URLC. IP address B. BrowserD. hyperlink C A(n) ____ is a valuable tool that enables you to find information on the Web by specifying words that are key to a topic of interest. A. RouterC. search engine B. PortD. URL D ____ is the process of working from locations away from the office by using telecommunication technologies. A. VoIPC. Instant messaging B. Video conferencingD. Telecommuting D ____ is the only service with substantial setup and equipment costs; users can expect to spend around $600 up front for installation. A. Dial- upC. Cable B. DSLD. Satellite B Web pages are sometimes called ____. A. BlogsC. Web sites B. HTML documentsD. search engines

Completion Conduction classes over the Web with no physical class meetings is called Distance Learning.