PPSC Computer Science Topic 9 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 9 PHP

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  • Total Questions20

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PPSC Computer Science Topic 9 PHP

00:00
Question # 1

Identify the invalid identifier

Question # 2

Which data types are treaded as arrays.

Question # 3

Which of following commenting is supported by PHP

Question # 4

Which of the following functions require the allow -rul -fopen must the enabled.

Question # 5

For integer data type PHP 6 introduced.

Question # 6

The left association operator % s used in PHP for

Question # 7

Which of the following statement is more suitable if you want to output a blend of static text and dynamics information stored within one or several variables.

Question # 8

In PHP string data are

Question # 9

The function setcookie () is used to.

Question # 10

Trace the odd data type

Question # 11

Which of the following variables is not a predefined variable.

Question # 12

Variable scope on which a variable does not loose its value when the function exists and use that value if the function is called again is.

Question # 13

In mail ($param2, $ param 2, $param3, $param 4), the $param 2 contains.

Question # 14

Which of the following function can assign the output to a string variable.

Question # 15

A script is a

Question # 16

Casting operator introduced in PHP 6 IS.

Question # 17

Which of the following type specifier is invalid in print f ( ) functions.

Question # 18

If Boolean variable $ alive =5

Question # 19

Which of the following mode of fopen () function opens a file only for writing if a file with that name does not exist, attempts to create a new file, If the file exist , place the file pointer at the end of the file after all other data.

Question # 20

The difference between include ( ) and require()

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PPSC ComputerScience Chapter 9 Important MCQ's

Sr.# Question Answer
1 Which function includes the specified file even the statement evaluates to false in which block the function is placed.
A. Include ()
B. require (0
C. Both of above
D. None
2 f open ($file_doc."r+& rduo opens a file for.
A. reading
B. writing
C. both above
D. None
3 Which of the following variable assignment is by value assignment in PHP
A. $value 1 = $ value?
B. $value 1 = & $ value?
C. $value 1 = & $value?
D. None
4 A variable $word is set to "HELLO WORLD" which of the following script returns in title case.
A. Echo uc words ($word)
B. Echo uc words (strtolower ($word)
C. Echo uc first ($word)
D. None of above
5 When compared to the compiled program scripts run
A. Faster
B. Slower
C. The execution speed in similar
D. All of above
6 You can define a constant by using the define () function Once a constant is defined.
A. It can never the changed of underdefined
B. It can never be changed but can be undefined.
C. It can be changed but can not be undefined
D. It can be changed and can be undefined
7 The function setcookie () is used to.
A. Enable or disable cookie support
B. Declare cookie variables
C. Store data in cookie variable
D. All of above
8 Which of following commenting is supported by PHP
A. Single line c++syntax -ii
B. Shell syntax -#
C. Both of above
D. None
9 Which of the following are valid float values.
A. 4.5678
B. 4.0
C. 7 e4
D. All of above
10 Which of the following is not true.
A. PHP can be used to develop web application
B. PHP makes a website dynamic
C. PHP applications can not be complied
D. PHP can not be embedded into html

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