Deck 1: Getting Started With Php

Question 1

In PHP, you can declare a variable without assigning a value to it.

Answer 1

False

Question 2

When you pass a variable name to the echo statement, you must enclose the variable name in double quotation marks.

Answer 2

False

Question 3

When using the

Answer 3

False

Question 4

In PHP, you are limited to ten (10) code blocks in a single page.

Question 5

When you assign a NULL value to a variable, you ensure that the variable does not contain any data.

Question 6

In PHP, each statement must be placed on a separate line.

Question 7

All Web pages containing PHP code must have an extension of .php.

Question 8

Using the standard method of writing PHP blocks, the are used to begin and end a code block.

Question 9

Constant names, like variable names, must begin with a $.

Question 10

$_ABC1 is a valid variable identifier.

Question 11

Both the echo and print statements return a value of 1 if successful and 0 if not successful.

Question 12

It is a good practice to name all Web files with a .php extension even if they contain no PHP code.

Question 13

The source code for PHP can be viewed in the client browser.

Question 14

When using multiple arguments in a function, you must separate the arguments with a comma.

Question 15

Constant names are always case sensitive.

Question 16

A line comment must be placed at the end of the line to which the comment refers.

Question 17

The primary purpose of a semicolon in PHP is to identify the end of a line.

Question 18

A text string can be contained in either double or single quotation marks.

Question 19

If you use a variable name in a text string enclosed by single quotation marks, the name of the variable will display.

Question 20

Data types that can be assigned only a single value are called primitive types.

Question 21

Type casting, changes the data type of a variable from one data type to another.

Question 22

A unary operator requires an operand before or after the operator.

Question 23

The numbering of elements within an array starts with an index number of one (1).

Question 24

A(n) ____ is an element's numeric position within an array.

A) location
B) index
C) indicator

Question 25

In PHP programming, you can only use TRUE or FALSE to indicate Boolean values.

Question 26

____ are positive and negative numbers and 0 with no decimal places.

A) Integers
B) Numbers
C) Digits

Question 27

The values assigned to different array elements of the same array can be of different data types.

Question 28

In a ____ programming language the data type for a variable will not change after it has been declared.

A) loosely typed
B) strongly typed
C) constantly typed

Question 29

Arrays and objects are examples of the primitive data type.

Question 30

____ are lines you place in your code that do not get executed but provide helpful information such as the name of the script, your name and the date your created the program.

A) Pointers
B) Instructions
C) Comments

Question 31

____ a variable is the processing of assigning a first value to a variable.

A) Initializing
B) Declaring
C) Finalizing

Question 32

Data types that can be assigned only a single value are called ____ types.

A) individual
B) mono
C) primitive

Question 33

Exponential ____ is a shortened format for writing very large numbers with any decimal places.

A) numbering
B) notation
C) registering

Question 34

The modulus operator returns the remainder left from the division of two integers.

Question 35

The ____ type is the specific category of information that a variable contains.

A) variable
B) data
C) content

Question 36

You can use parentheses with expressions to change the associativity in which individual operations in an expression are evaluated.

Question 37

The PHP Group recommends you use the standard ____ script delimiters to write PHP code declaration blocks.

A)
B)
C)

Question 38

Array names are often referred to with the array operators [ and ] at the end of the name to clearly define them as arrays.

Question 39

The ____ function is used to create a constant.

A) create()
B) define()
C) describe()

Question 40

A comparison operator returns a Boolean value of TRUE or FALSE after two operands have been compared.

Question 41

____ assignment operators perform mathematical calculations on variables and literal values in an expression and then assign a new value to the left operand.

A) Compound
B) Complex
C) Binary

Question 42

You use the ____ function to find the total number of elements in an array.

A) sum()
B) counta()
C) count()

Question 43

A(n) ____ is a literal value or variable that can be evaluated by the PHP scripting engine to produce a result.

A) expression
B) condition
C) clause

Question 44

The ____ operator executes one of two expressions based on the results of a conditional expression.

A) conditional
B) expressional
C) comparison

Question 45

A Web document containing PHP code must have an extension of ____________________.

Question 46

The ____ operation uses the === (triple equal sign) to compare two operands for equality and data type.

A) equal
B) strict equal
C) comparison

Question 47

One way to ensure that a variable is of the correct data type is through type ____.

A) naming
B) identifying
C) casting

Question 48

The ____ operator uses the % symbol to find the remainder of integer division.

A) division
B) modulus
C) arithmetic

Question 49

The individual lines of code that make up a PHP script are called ____________________.

Question 50

A(n) ____________________ is a character or sequence of characters used to mark the beginning and end of a code segment.

Question 51

Logical operators are used for comparing two ____ operands for equality.

A) numeric
B) Boolean
C) string

Question 52

The ____ function tests whether a variable contains a numeric data type.

A) is_number()
B) is_digit()
C) is_numeric()

Question 53

____ are symbols, such as the (+) symbol that are used in expressions to manipulate operands.

A) Literals
B) Operators
C) Expressions

Question 54

Assignment operators are used to assign a ____ to a variable.

A) name
B) value
C) data type

Question 55

A(n) ____ operator is used in PHP to perform mathematical calculations.

A) math
B) arithmetic
C) calculation

Question 56

The PHP Group officially recommends that you use the ____________________ PHP script delimiters to write PHP code declaration blocks.

Question 57

The ____________________ attribute is used with the

Question 58

The print_r(), var_export(), and var_dump()functions are used with ____ to display the index and value of each element.

A) variables
B) functions
C) arrays

Question 59

A(n) ____ operator requires a single operand either before or after the operator.

A) unary
B) single
C) binary

Question 60

The ____ symbol is used to suppress any errors that might be generated by an expression to which it is prepended.

A) #
B) =>
C) @

Question 61

A(n) ____________________ contains information that does not change during the course of program execution.

Question 62

A(n) ____________________ is a static value such as a string or a number.

Question 63

The term ____________________ refers to a subroutine that performs a specific task.

Question 64

The name you assign to a variable is called a(n) ____________________.

Question 65

Assigning the value ____________________ to a variable indicates that the variable does not contain a usable value.

Question 66

A(n) ____________________ is a set of data represented by a single variable name.

Question 67

The ____________________ PHP script delimiters omit the word PHP from the opening delimiter.

Question 68

The ____________________ function is used to find the total number of elements in an array.

Question 69

A(n) ____________________ string is text that is contained within double or single quotation marks.

Question 70

____________________ comments allow multiple lines of text to be added.

Question 71

The echo() and print()____________________ are used to display text that is returned as a response to a client.

Question 72

____________________ operands are limited to the values TRUE or FALSE.

Question 73

____________________ operators are used to determine how one operand compares to another.

Question 74

The process of specifying and creating a variable name is called ____________________ the variable.

Question 75

To execute a function, you must use a function ____________________.

Question 76

Sending data to a called function is called ____________________ arguments.

Question 77

Reference or ____________________ data types can contain multiple values or complex types of information.

Question 78

The equal sign (=)is an example of a(n) ____________________ operator.

Question 79

A postfix operator is placed ____________________ a variable.

Question 80

____________________ are lines you place in your code that do not get executed but provide information.