Related Questions

Array values are keyed by ______ values (called indexed arrays) or using ______ values (called associative arrays). Of course, these key methods can be combined as well.
A Float, string
B Positive number, negative number
C Even number, string
D String, Boolean
E Integer, string
Two dimensinal arrays are also called
A tables araya
B matrix arrys
C both a and b
D None of the above
“An expression that can legally appear on the left side of an assignment expression.” is a well known explanation for variables, properties of objects, and elements of arrays. They are called
A Properties
B Prototypes
C Lvalue
D Definition
Which of the methods are used to manage result sets using both associative and indexed arrays?
A get_array() and get_row()
B get_array() and get_column()
C fetch_array() and fetch_row()
D mysqli_fetch_array() and mysqli_fetch_row()
In Java arrays are
A objects
B object references
C primitive data type
D None of the above
The new Java arrays can be created into a JavaScript programs using which of the following classes?
A java.Array
B java.lang.*
C java.lang.Array
D java.lang.reflect.Array
There are three different kind of arrays:
A Numeric array, String array, Multidimensional array
B Numeric array, Associative array, Dimensional array
C Numeric array, Associative array, Multidimensional array
D Const array, Associative array, Multidimensional array
Absent any actual need for choosing one method over the other, does passing arrays by value to a read-only function reduce performance compared to passing them by reference?
A Yes, because the interpreter must always create a copy of the array before passing it to the function.
B Yes, but only if the function modifies the contents of the array.
C Yes, but only if the array is large.
D Yes, because PHP must monitor the execution of the function to determine if changes are made to the array.
E No
What function computes the difference of arrays?
A array_diff
B diff_array
C arrays_diff
D diff_arrays
If white is called black, black is called red, red is called yellow, yellow is called green, green is called blue, blue is called violet and violet is called orange, what would be the colour of human blood?
A green
B black
C red
D yellow

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