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PHP Functions Quiz
Question 1
What keyword is used to declare a function in PHP?
- A
function
- B
declare
- C
def
- D
func
Question 2
What is the purpose of the return statement in PHP functions?
- A
It stops the execution of the function.
- B
It sends a value back to the function caller.
- C
It prints the output directly.
- D
It defines the function's parameters.
Question 3
Which of the following PHP functions is used to calculate the length of a string?
- A
strlen()
- B
substr()
- C
strpos()
- D
explode()
Question 4
How do you pass arguments to a function in PHP?
- A
By calling the function with parameters
- B
By using the
pass()keyword - C
By defining variables inside the function
- D
Arguments are not needed in PHP functions
Question 5
What does the array_push() function do in PHP?
- A
Removes an element from the beginning of the array
- B
Adds an element to the end of the array
- C
Sorts the array in ascending order
- D
Merges two arrays
Question 6
What is the purpose of anonymous functions in PHP?
- A
To call functions recursively
- B
To define functions without names, often for passing as arguments
- C
To create private functions
- D
To define default functions
Question 7
Which PHP function is used to convert a string to a date format?
- A
strtotime()
- B
date()
- C
time()
- D
mktime()
Question 8
Which PHP function is used to get the current date or time?
- A
time()
- B
date()
- C
current()
- D
getTime()
Question 9
What is the output of the following code?
function add($a, $b) {
return $a + $b;
}
echo add(5, 3);
- A
53
- B
8
- C
5 + 3
- D
Error
Question 10
What is the result of the following PHP code?
function greet($name) {
return "Hello, " . $name;
}
echo greet("Shubham");
- A
Hello, Shubham
- B
Hello,
- C
Shubham
- D
Error
There are 10 questions to complete.
