CIS 110 4
Which of the following will format 12.78 to display as 12.8%?
#00.0%
Which of the following is the correct boolean expression to test for: int x being a value less than or equal to 500 or greater than 650, and int y not equal to 1000?
((x <= 500 || x > 650) && !(y == 1000))
If str1 and str2 are both Strings, which of the following will correctly test to determine whether str1 is less than str2?
1, 2, and 3 will all work. 2 Correct! 3 2 and 3
When testing for character values, the switch statement does not test for the case of the character.
False
An important style rule you should adopt for writing if statements is to write the conditionally executed statement on the line after the if statement.
True
Because the && operator performs short-circuit evaluation, your boolean expression will usually execute faster if the subexpression most likely false expression is on the left.
True
Unicode is an international encoding system that is extensive enough to represent ALL the characters of ALL the world's alphabets.
True
In Java, when a character is stored in memory, it is actually as a(n) ________.
Unicode character code
This is a boolean variable that signals when some condition exists in the program.
flag
If chr is a char variable, which of the following if statements is written correctly?
if (chr == 'a')
These operators are used to determine whether a specific relationship exists between two values.
relational
In an if/else statement, if the boolean expression is false,
the statement or block following the else is executed
Which of the following expressions will determine whether x is less than or equal to y?
x <= y