Which of the following statements is false?
a. Algebraic expressions must be typed in straight-line form using Python’s op-erators.
b. The following code multiplies 10 times the quantity 5 + 3, yielding the result 80:
10 * (5 + 3)
c. Parentheses in an expression are said to be redundant (unnecessary) if re-moving them yields the same result.
d. The parentheses in part b) above are redundant.
d. The parentheses in part b) above are redundant.
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Ogre keeps rendering frames until .
a. frameEnded returns true b. keyPressed returns false c. frameStarted returns false d. the window is closed
Answer the following statements true (T) or false (F)
1. Changing file permission is one way to protect your files from unauthorized users. 2. The banner command attaches a banner header to each printed report. 3. The chmod command is used to modify the program mode from foreground to background execution. 4. The calendar command shows the system current time and date. 5. The type command indicates if a file is an ordinary file or a directory file.
The encryption of the string “security” to the string “tfdvsjuz” is an example of which form of encryption?
(a) Transposition ciphering. (b) Stenography. (c) Secret-key cryptography. (d) Substitution ciphering.
?Case 5-3 There are different types of online communication and online writing-each with their own special purpose. Knowing what category of information one is trying to find on the Web will help him or her make more efficient and effective use of time. In each of the following questions, give the answer that best describes the item listed in the question. Identify a Web page that allows users to read the weekly deliberations of a remote wanderer whose work and discoveries are interesting.
A. ?A wiki B. ?A blog C. ?Skype D. ?Meetup