The ____ function displays the elements of the $_ENV array and their values.

A. env_info()
B. systeminfo()
C. phpinfo()
D. php_info()


Answer: C

Computer Science & Information Technology

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Answer the following statements true (T) or false (F)

1) Method Replace can be used to change all occurrences of a desired character to another character. 2) When passed a white space, method Trim can be used to eliminate all characters from a string. 3) When the Trim method is passed a character array, it returns a string without any of the characters found within that array. 4) When using the Replace method, the first character passed in is the letter to be replaced and the second is what it will be replaced by. 5) strings cannot be changed.

Computer Science & Information Technology

Write a method called floatEquals that accepts three floating-point values as parameters. The method should return true if the first two parameters are equal within the tolerance of the third parameter.

What will be an ideal response?

Computer Science & Information Technology

What are the commonly used wavelengths in fiber-optic systems?

What will be an ideal response?

Computer Science & Information Technology

Excel data validation rules apply when you enter data in a cell manually and when a cell's value is calculated by a formula.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology