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ITT Tech Tucson NT 1210 Chapter 2 1)Which of the following terms is the closest synonym to the term computer networking? a

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ITT Tech Tucson

NT 1210

Chapter 2

1)Which of the following terms is the closest synonym to the term computer networking? a. Telecom  b. Protocol c. Datacom d. Stuff

 

2.            Ann uses her email address, me@here.com, to send an email to Bob, whose email address is you@there.com. The message contains a few paragraphs of text. Which of the following will be important to the process of making sure that Bob receives this email? a. Ann’s incoming email server b. Bob’s incoming email server c. Bob’s outgoing email server d. Ann’s compression algorithm e. The A/D converter near Ann

 

 

3.            According to this chapter, which of the following concepts happens in a modern-day, end-to- end voice call between two business telephones sitting in the same office building in the United States? (Choose two answers.) a. The call uses only analog electrical signals. b. The call uses only digital electrical signals. c. The call uses both analog and digital electrical signals. d. The call represents short sounds as a unique set of bits. e. The call represents each spoken word as a unique set of bits.

 

 

4.            According to this chapter, which of the following concepts happens in a modern-day, end-to- end voice call between two home telephones in the United States? (Choose two answers.) a. The call uses only analog electrical signals. b. The call uses only digital electrical signals. c. The call uses both analog and digital electrical signals. d. The call represents short sounds as a unique set of bits. e. The call represents each spoken word as a unique set of bits.

 

 

5.            A student makes a video recording of a professor teaching a class. The student posts the video to a website. The answers list information that the student used or chose on the computer on which he was processing the video. Which of the following answers is the least likely to impact the size of the video file? a. A character set b. A per-pixel color code c. A video frame of a particular size d. A choice for the number of frames per second

 

6.            A student records a video of a professor teaching a class. The student plans to later post the video online on a website. Which of the following answers lists something discussed in this chapter that the student could do to improve the chances that other students will watch the video?

a. Store the video on a flash drive b. Use an incoming video server c. Use an A/D converter d. Compress the video

 

 

7.            A PC user opens his Internet Explorer web browser, types the web address www.certskills.com/books, and presses Enter. The browser displays a new web page. What part of the web address most directly identifies the web page that shows up in the window? a. http

b. www.certskills.com c. books d. None of the answers is correct.

 

 

8.            A user on a tablet computer opens her web browser, taps the web address www.certskills.com/books, and then taps the button to load the page. The user then sees a web page that lists text plus several different graphics images. The web server actually stored the web page as one text file and several graphics files (objects). What happens to cause all the text and images to arrive back at the web browser? a. The web browser asks for each file individually.

 

b. The web browser asks for the one object identified by the web address, and the web server automatically sends the rest of the objects to the browser. c. The web server sees the request for the web address, dynamically creates a single graphical image of the entire web page, and sends that one graphical image to the web browser. d. None of the answers is correct.

 

9.            Comparing the terms web object, website, and web page, which of the following answers list a true statement about these terms? (Choose three answers.) a. A website typically contains many web objects. b. A web object typically contains many web pages. c. A web page typically contains many web objects. d. A website typically contains many web pages. e. A web object typically contains many websites.

 

10.          A PC user opens her Internet Explorer web browser, types the web address www.certskills.com/books, and presses Enter. The web browser acting alone cannot send a request for that web address directly; it needs help. Which of the following components on that user’s PC likely help the web browser? (Choose two answers.) a. The PC’s hard disk drive b. The web server software c. The operating system on the PC d. The PC’s NIC

 

11.          A user grabs his smart phone, opens a web browser, taps the web address www.certskills.com/books, and taps the button to load this web page. The web page at that web address is an HTML file that includes instructions that link to 15 other web objects; those instructions state that to load this web page, these other 15 objects must be loaded as well. Which of the following best describes how the phone’s web browser gets all the contents of this web page? a. 16 HTTP GET request messages with 16 matching HTTP GET reply messages b. 1 HTTP GET request messages, with 16 HTTP GET reply messages c. 1 HTTP GET request message, plus 1 HTTP GETMANY request message, with HTTP GET reply messages from the server  d. None of the answers is correct.

 

12.          Which of the following are defined by the HTTP protocol? (Choose two answers.) a. Web browsers b. Web addresses c. Web servers d. The GET request

 

 

13.          A PC user opens her Internet Explorer web browser, types the web address www.certskills.com/books, and presses Enter. The browser displays a new web page. What part of the web address most directly identifies the web server from which the web page will be retrieved? a. http   b. www.certskills.com   c. books   d. None of the answers is correct.

 

 

14.          Using the terminology introduced in this chapter, think about network topologies. Which of these terms lists a network component that acts the most like a policeman directing traffic in an intersection by directing the bits through the network? a. Protocol b. Link c. Node d. Hyperlink

 

15.          Which of the following types of devices typically act as a node in a network topology? (Choose two answers.) a. Router b. Cable c. Protocol d. Switch

 

16.          Fred started a mining company as a young lad. The company has grown, now with three mines and an administrative office in town, with 100 employees. The company has a network that connects all the computers at all four sites. Which of the following terms best describes Fred’s company network? a. The Internet b. Enterprise network c. Home network d. SMB network

 

17.          A company builds a network that connects its 1000 branch offices with about ten employees each, plus three other sites with over 2000 employees each. Most of the end-user devices connect to the network using cables. Which of the following is the most likely device at the other end of the cable connected to each end-user device? a. Router b. Access point c. A/D converter d. Switch

 

18.          A student got distracted in class for a while and was not paying attention. He looks up, and the professor has a drawing on the screen, with phones, PCs, and tablet computers all on the edge of a cloud. The professor then happens to move on to the next slide. What did the cloud represent? a. A WAN b. A LAN c. A part of the network whose details were not important to the discussion d. The Internet

 

 

19.          The acronym ISP, as used in networking, stands for which of the following? a. Internet service provider b. Internet Services Protocol c. Internet solution provider d. Internet Solutions Protocol

 

20.          To connect to the Internet, a large enterprise network typically connects its network through some link to which of the following? a. Any other enterprise network b. Any ISP’s network c. Any network at all d. None of the answers is correct.