JAVASCRIPT LATEST EXAM ACTUAL 2026.pdf 1. Document information

JAVASCRIPT LATEST EXAM ACTUAL 2026/2027
QUESTIONS AND SOLUTIONS RATED A+
✔✔string - ✔✔Which data type holds any string of alphanumeric characters used for
words or for numbered phrases that are not mathematically manipulated?

✔✔var birthYear = "1956" - ✔✔Which expression creates a string value?

✔✔var birthYear = 1956 - ✔✔Which expression creates an integer value?

✔✔Boolean - ✔✔Which data type holds True or False values only?

✔✔null - ✔✔Which value indicates that a user enters nothing in a text box then submits
the form?

✔✔undefined - ✔✔Which value indicates that a variable has no value assigned yet?

✔✔expression - ✔✔What is a part of a statement that is evaluated as a value?

✔✔operator - ✔✔What is a symbol or character used in expressions to store or evaluate
a value?

✔✔Assignment - ✔✔Which type of operator assigns a value to a variable using the
equal symbol?

Example: myNumber = 25

✔✔Arithmetic - ✔✔Which type of operator evaluates to a number?

Example: 25 + 75

✔✔Logical - ✔✔Which type of operator will evaluate to true or false?

Example: 25 < 75

✔✔Comparison - ✔✔Which type of operator compares two values and returns a true or
false value?

Example: z == 10

✔✔Conditional - ✔✔Which type of operator makes decisions in a script?

Example: (a > b) ? a++ : a--

, ✔✔concatenation - ✔✔What process combines text strings using the plus sign?

Example: "hello" + "world"

✔✔function - ✔✔What is a named set of statements that performs a task or calculates a
value?

✔✔function myFunction(){} - ✔✔How do you declare a function?

✔✔calling statement - ✔✔What processes a function's statements?

✔✔nothing - ✔✔What happens if you define a function but do not call it?

✔✔myFunction() - ✔✔How do you call this function?

function myFunction(){
return "success";
}

✔✔return - ✔✔What is used to output values from a function?

✔✔local variable - ✔✔What type of variable is declared within a function and available
only from within that function?

✔✔global variable - ✔✔What type of variable is available throughout the entire script?

✔✔argument - ✔✔What is a value or expression containing data or code that is passed
on to a function?

✔✔pass by reference - ✔✔What describes when values are passed to a function, and
the function's parameters receive a copy of its argument's value?

Example:
function myFunction(x){
return x;
}
var num = 2;
myFunction(num);

✔✔pass by value - ✔✔What describes when values are passed to a function, and the
function's parameters receive its argument's actual value?

Example:
function myFunction(x){
return x;