Suppose s is of type String. What would it mean if s.lastIndexOf(s.charAt(0)) returns the value 1?
a) The first character appears once in the string.
b) The first two characters in the string are identical.
c) The length of the string is 2.
d) The second character of the string is ‘0’.
b.
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The set of rules you must follow when using a programming language is called the language's ____.
A. syntax B. rules C. order D. object
Which if statement would be true if you needed to see if x (an int) was 5 and y (an int) was 7?
A. if ( x = 5 && y = 7 ) B. if ( x == 5 || y == 7 ) C. if ( x == 5 || y =7 ) D. if( x == 5 && y == 7)
Similar to a line chart, a(n) ________ chart forces equal intervals on the horizontal axis
Fill in the blank(s) with correct word
Regular expression patterns consist of literal characters and ____.
A. metacharacters B. metadata C. metabytes D. supercharacters