Case PPT 6-1Tara is a college student at a private university. She is creating a slide show to present in her speech class. Tara had inserted a comment to herself, but now that her presentation is almost complete, she wants to delete it. How can she delete a comment?
A. Right-click the comment thumbnail, then click Delete Comment on the shortcut menu
B. Double-click the comment thumbnail
C. Select the comment thumbnail and press [Enter]
D. Click the Edit Comment button on the Review tab
Answer: A
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Which of the following is false?
a. A static method must be used to access private static instance variables. b. A static method has no this reference. c. A static method can be accessed even when no objects of its class have been instantiated. d. A static method can call instance methods directly.
Ben initially coded the openOutputFile() from Listing 2.3 as follows. What do you think of this implementation?
``` 33 public void openOutputFile( String outfileName ) { 34 try{ 35 outfile = new Formatter( outfileName ); 36 } catch ( FileNotFoundException e ) { 37 System.err.printf( "Error opening output file: %s\n%s", 38 outfileName, "Exiting application." ); 39 } catch ( SecurityException e ) { 40 System.err.printf( "Error insufficient write access to " + 41 "create file: %s\n", outfileName ); 42 } 43 finally { 44 infile.close(); 45 System.exit( 1 ); 46 } 47 } ```
The ________ field property only affects the way the data is displayed, not the way it is stored
A) Round B) Precision C) Decimal Places D) Display
Express 15 liters per minute in gallons per hour (use 1 hour is 60 minutes, 1 gallon is 3.79 liters).
What will be an ideal response?