List three reasons why organizations often purchase off-the-shelf technology solutions.
What will be an ideal response?
Any three of the following:
Lower acquisition cost due to market competition
Faster implementation
Better documentation
Standard user interfaces and components
Fewer bugs due to more exhaustive testing
Ongoing technical support may be available
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Answer the following statements true (T) or false (F)
1. When two strings are compared using the String class's compareTo method, the comparison is not case sensitive. 2. When testing for character values, the switch statement does not test for the case of the character. 3. If the expression on the left side of the && operator is false, the expression on the right side will not be checked. 4. Unicode is an international encoding system that is extensive enough to represent all the characters of all the world's alphabets. 5. A local variable's scope always ends at the closing brace of the block of code in which it is declared.
In the catch block below, what is e?
``` catch (ArithmeticException e) { System.err.printf(e); } ``` a. The type of the exception being caught. b. The name of catch block’s exception parameter. c. A finally block. d. An exception handler.
Charles Babbage designed the first automatic calculator in 1834
Indicate whether the statement is true or false
The sum of the weights of the edges in a path can be called all of the following EXCEPT ______.
a. length b. weight c. height d. cost