1. Which function is used to calculate the absolute value of a number in PHP?
Answer:
Explanation:
The abs() function is used to calculate the absolute value of a number in PHP.
2. How do you generate a random number between 5 and 15 in PHP?
Answer:
Explanation:
Both rand() and mt_rand() can be used to generate a random number in the specified range.
3. Which function is used to round a float to the nearest integer in PHP?
Answer:
Explanation:
The round() function is used to round a float to the nearest integer.
4. What is the result of the expression pow(2, 3) in PHP?
Answer:
Explanation:
pow(2, 3) calculates 2 raised to the power of 3, which is 8.
5. How do you calculate the square root of a number in PHP?
Answer:
Explanation:
The sqrt() function is used to calculate the square root of a number.
6. What does the PHP function fmod() do?
Answer:
Explanation:
fmod() returns the floating-point remainder (modulus) of the division of the arguments.
7. Which function would you use to format a number with thousands separators in PHP?
Answer:
Explanation:
number_format() is used to format a number with grouped thousands.
8. How do you calculate the natural logarithm of a number in PHP?
Answer:
Explanation:
The log() function is used to calculate the natural logarithm of a number.
9. What is the purpose of the PHP function ceil()?
Answer:
Explanation:
ceil() rounds a number up to the next highest integer.
10. Which function in PHP is used to get the highest value in an array?
Answer:
Explanation:
The max() function is used to find the highest value in an array.
11. What is the result of the PHP code intval(12.99)?
Answer:
Explanation:
intval() converts a float into an integer by truncating the decimal part.
12. How do you calculate the cosine of a number in PHP?
Answer:
Explanation:
The cos() function is used to calculate the cosine of a number.
13. What is the purpose of the PHP function floor()?
Answer:
Explanation:
floor() rounds a number down to the next lowest integer.
14. Which PHP function is used to calculate the arc tangent of two variables?
Answer:
Explanation:
atan2() function calculates the arc tangent of two variables y and x.
15. How do you find the smallest value in an array of numbers in PHP?
Answer:
Explanation:
The min() function is used to find the smallest value in an array of numbers.
Comments
Post a Comment