Which of the following permissions allows a user to modify a file?
A. Read
B. Execute
C. Write
D. Modify
Answer: C
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What is the result of the command exec("ls -la"); when run on a UNIX system?
a. returns a list of recently deleted directories b. returns a directory listing from the host server c. runs an external command in the user's browser d. runs a stored procedure on the web server
Give examples of the two types of Java comments and explain the differences between them.
What will be an ideal response?
Case-Based Critical Thinking QuestionsCase 4-2Aaron is developing a Web site for the dinosaur exhibit at his local science museum. He has used separate layers to create an animation of a moving dinosaur. However, in the existing animation, the individual parts of the dinosaur-its head and tail, for example-remain stationary in relation to the dinosaur, and Aaron would like to animate the body parts so that the dinosaur moves more realistically. He asks you what approach you would recommend. You recommend to Aaron that he use a type of symbol that contains instances of other symbols within its Timeline. What is the name of this type of symbol?
A. container symbol B. instance symbol C. nested symbol D. primary symbol
A chart displaying two or more sets of data.
What will be an ideal response?