Case-Based Critical Thinking Questions
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Case 11-3
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Robin has developed a typing tutorial using JavaScript that contains instructions and interactive activities and games. A user is required to press certain keys. The instructions appear on the screen when the user is using the tutorial.
The user is instructed to type a specific key on the left side of the keyboard when using the tutorial. Which of the following keyboard event properties identifies if the user has pressed the specified key?

Which of the following is not one of the disadvantages of using the “copy-and-paste” approach to duplicating code from one class into another class?

a. Errors are prone to be spread around. b. It is time consuming. c. It forces the system to store many physical copies of the code, creating a code-maintenance nightmare. d. All of the above are disadvantages of the “copy-and-paste” approach.

Match each item with a statement below.

A. The RPM option to Uninstall a software package. B. The yast command option to open YaST in the QT graphical front-end. C. The RPM option to upgrade an existing software package if a software package is not installed. D. The yast command option to update an RPM package. E. The RPM option used with install or upgrade options to show progress by printing hash marks while a software package is unpacked. F. The RPM option to Display detailed information. G. The yast command option to open YaST in the GTK graphical front-end. H. The yast command option to uninstall an RPM package. I. The RPM option to uninstall a software package. J.