PRO-PHP-PHP Data Test-1

chr ( ) function changes a string into a/an _________________

1 Mark(s)

Integer type
String type
Array type
None of them

How many basic data types are offered by PHP?

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5
6
7
8

Conversion functions, Type casts and what is the third way to manipulate a data type?

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Calling settype ( )
Calling type ( )
By changing mode
None of them

Which data type in PHP offers special variables that hold the references of resources that are external to PHP?

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Arrays
Objects
Resources
Strings

Floatval ( ) function will convert your argument in ___________________

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Integer
String
Float
None of them

Which function is used to convert a float type into integers?

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ceil ( )
floor ( )
round ( )
All of them

The floatval ( ) function will convert your argument in _______________

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Integer
String
Float
None of them

Which of the following type conversion behavior is offered by PHP?

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Array to boolean
Null to number
Resource to string
All of them

Which data type is not valid in PHP for type casting?

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Null
Resource
Float
Both A and B

Which one is not a data type in PHP?

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Resources
Objects
Null
Void

How many basic data types are offered by PHP?

1 Mark(s)

5
6
7
8

Which one is not a data type in PHP?

1 Mark(s)

Resources
Objects
Null
Void

For checking a data type, PHP offers a function called ________________

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type ( )
get_arg ( )
gettype ( )
get_t ( )

The is_unicode (arg) function returns true when _________________

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Argument is unicode converted
Argument is numeric type
Argument is unicode
None of them

ord ( ) function is used convert a _________________

1 Mark(s)

Integer type into a string
Integer type into an array
Float type into an array
Array type into a string

How many different ways are offered by PHP to manipulate a data type?

1 Mark(s)

2
3
4
5

For checking a data type, PHP offers a function called __________________

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type ( )
get_arg ( )
gettype ( )
get_t ( )

How resources are created in PHP?

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They are created by themselves
They call special functions that return values of the resource type
They are defined in a script
None of them

Which data type is not valid in PHP for type casting?

1 Mark(s)

Null
Resource
Float
Both A and B

When integer value overflows, they become _________________

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Boolean
Floats
Integers
Strings

PRO-PHP-PHP Data Test-1 : Question 1 of 20