What is the name for Java classes that are provided so that values of primitive data types can be treated as objects?
A. interfaces
B. extensions
C. wrappers
D. event handlers
Answer: C
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Return type ___________ indicates that a function will perform a task but will not return any information when it completes its task.
Fill in the blank(s) with the appropriate word(s).
Critical Thinking QuestionsCase E-1You have had some challenges in the past with saving images in incorrect formats, so you have decided to familiarize yourself with the different formats to make sure that you get exactly the results you want the next time you need to save a frame as a still. You have saved an Adobe Fireworks file in its native format. Which of the following file types is the result? a. GIFb. JPEGc. TIFFd. PNG
What will be an ideal response?
The ability to associate multiple meanings to one function name using dynamic binding is called _________.
Fill in the blank(s) with the appropriate word(s).
Only the owner of a file (or a user working with root privileges) can change the permissions of a file. Using numeric arguments to chmod (Sobell, page 101), change the permissions of the file you created in step 1 so the owner has read and write permissions and the group and others have no permissions. Next change the permissions so the owner, the group, and oth- ers have only read permissions. Display the permissions of the file before you start and after each change.
What will be an ideal response?