JAVASCRIPT BASICS| 2026 MIDTERM
EXAMS WITH SOLUTIONS
//....... - Answer-single line comment
/*........*/ - Answer-mulit-lined comment
var="..." - Answer-syntax to declare a variable; holds the information assigned to that
variable so that you can refer back to it later on; an identifier
document.write(...); - Answer-syntax to write "..." on the webpage
integer - Answer-data type that is any whole number
float - Answer-data type that resembles: 39.56
string data type - Answer-collection of text (word, sentence, or paragraph); MUST
surround in quotations
..."\"... - Answer-ignores quotation marks and will treat them as text rather than ending
at those quotes
boolean data type - Answer-can only be true or false
% - Answer-modulus; gets the remainder of a dividend
= - Answer-assignment operator
concatenation - Answer-joining two strings
function name( ){
} - Answer-syntax for a javascript function
parameter - Answer-a variable that goes inside of a functions parenthesis
0 - Answer-what index number does an array start at?
arrayname[arrayname.length - 1]; - Answer-syntax to get the last element of an array
