DO NOT LOOK AT THE TEST UNTIL TOLD TO DO SO

Stow away all books, papers, notes, calculators, PDAs, phones, computers, CD players,…

Name:__________

Section:_

Student ID:______

A

Fluency with Information Technology

FIT100 Midterm Exam #1 A

Monday 27 January 2003

Closed book, closed notes, closed neighbor, no calculators, PDAs or computers of other forms. Answer All Questions.

Short answers must be brief. All answers are worth 1-2 points.

Searching For The Truth

Circle the letter(s) of the correct phrase(s) and mark an “X” through the letters of incorrect phrases. There may be 0, 1 or more correct phrases in each question.

1. Fluent computer users (a) are able to use a Mac and a PC, or (b) concentrate on being experts with either a PC or a Mac, and forget learning the other one.

2. Computers (a) can usually catch l for 1 and O for 0 errors and correct them, or (b) computers are rarely able to recognize l for 1 and O for 0 errors and correct them.

3. If computer R is a factor-of-4 faster than another computer S, then (a) R’s rate is 4 times faster than S’s rate, or (b) R’s rate is 4% faster than S’s rate.

4. “Clicking Around” and “Blazing Away” are techniques to help learn an unfamiliar computer application. They are reasonable techniques because

(a) Software designers want intuitive software, & so use consistent interfaces,

(b) Learning software by reading the manual is usually misleading,

(d) The correct operation to solve a problem is always found under the File menu, which can be found by “Clicking Around.”

5. When “…” is associated with a menu item, it means (a) the operation may not always be available, or (b) the operation requires further input.

6. In Fluency class the notation Albright ß Powell means (a) the letter string Albright is replaced by the letter string Powell in a text, or (b) the letter string Powell is substituted for the letter string Albright in a text, or (c) Colin Powell and Madeleine Albright are both Secretary of State.

7. The “placeholder” in the Placeholder Technique (a) removes copies of a letter sequence from the text, or (b) is used to keep track of the positions of the removed strings, or (c) is ultimately removed from the text.

8. The New operation corresponds to a ‘blank instance’, which means (a) the desktop is a solid color (usually blue) and has not yet been set to ‘wallpaper,’ or (b) the Greek letter epsilon (e) must be used.

9. LAN stands for ‘local area network’ meaning that (a) a LAN could connect all computers in Puget Sound, or (b) a LAN could not connect all computers in Washington.

10. The (a) Internet uses the World Wide Web, or the (b) World Wide Web uses the Internet.

11. The abbreviation IP means (a) Internet Protocol, or (b) Information Protocol.

12. On UW’s campus (a) dante is the name of a client, or (b) dante is the name of a server, or (c) dante is the name of several computers.

13. The letters GIF stand for (a) graphic interchange format, or (b) extend file names to indicate the encoding of the information, or (c) can be used wherever JPG can be used.

14. In HTML the symbols < and > are (a) used together with a word or abbreviation to form tags, or (b) can be used alone whenever it is necessary to show “greater than” or “less than.”

15. The HTML text <a href src="ski.htm">See Me Ski</a> (a) contains the abbreviation src meaning “standard resource computer,” or (b) is used to create a link to another Web page, or (c) contains blanks, which is illegal in HTML.

16. HTML tables

(a) are a good way to prevent a sequence of words from “wrapping,”

(b) must always have a boarder

(d) are limited 16 rows, because 2⁴ = 16.

17. Crawlers are (a) programs that check WWW pages for terrorist activity, or (b) are programs similar to viruses that move from computer to computer at Google.

18. A Web page is (a) true if it comes from a Web site with a name that sounds like a famous organization, or (b) false if it cannot be verified.

19. Hierarchy is used to organize large collections of information because (a) the US military is organized in a hierarchy, or (b) NATO is organized as a hierarchy, or (c) global corporations are organized as hierarchies.

20. “Watching yourself debug” is advised because (a) computer people are only interested in themselves, or (b) it is a means of evaluating your knowledge and understanding of a problem when you reach a dead end.

21. In debugging it is (a) never advisable to reboot the computer because you may loose your place in the debugging process, or (b) it is wise to try “getting out” of the software and “getting back in.”

22. The PandA representation (a) depends on being able to detect the presence of absence of a phenomenon, or (b) depends on being able to set the phenomenon to be present or absent, or (c) is the fundamental form of the binary representation.

23. The OED illustrates (a) a complex encoding of structural information in a document using metadata, or (b) that tags can increase the size of document, adding as much as 50% to the digital form.

24. Alpha, Bravo, Charlie (a) are symbols in a purposely non-minimal encoding, or (b) stand for ABC.

Short Answer Fill in the blank in the following questions.

25. Computers are named using four numbers, e.g. 128.95.1.4. The name is called the computer’s _________________________________________.

26. Humans used computer names like whitehouse.gov which are meaningful to them. When you send email to president@whitehouse.gov how does your computer know the four numbers of the computer to send the mail to? _______________________________________________________________

_______________________________________________________________

27. Using pennies, nickels, dimes and quarters to encode information, sequences of 4 coins can encode _____________________________________ symbols [show your work].

28. How can one tell if a Web site is located in Japan? ____________________

________________________________________________________________

29. List three of the five guidelines for successful debugging.

(a) ______________________________________________________________

(b) ______________________________________________________________

________________________________________________________________

30. In Vincent Cerf’s postcard analogy for IP, give three features that a postcard shares with an IP-packet.

(a)_____________________________________________________________

(b)_____________________________________________________________

(c)_____________________________________________________________

31. Computers use Uniform Resource Locators (URLs) to refer to Web pages. Carefully circle the requested portion of the URL. (Parts may be circled 0, 1 or several times.)

Top-level domain: