MCQOPTIONS
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MCQOPTIONS
This section includes 280 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.
| 101. |
Mt_rand ( ) function generates a random integer by using |
| A. | Mersenne Twister algorithm |
| B. | Divide and Conquer algorithm |
| C. | Backtracking algorithm |
| D. | Greedy Algorithm |
| Answer» B. Divide and Conquer algorithm | |
| 102. |
PHP does automatic conversion of |
| A. | Functions |
| B. | Numerical types |
| C. | Arrays |
| D. | None of them |
| Answer» C. Arrays | |
| 103. |
Mt_rand ( ) function produces a better random value, and is 4 times faster than |
| A. | Assignment function |
| B. | Boolean function |
| C. | Comparison functions |
| D. | rand ( ) function |
| Answer» E. | |
| 104. |
Which operators have higher precedence? |
| A. | Arithmetic operators |
| B. | Comparison operators |
| C. | Logical operators |
| D. | Boolean operators |
| Answer» B. Comparison operators | |
| 105. |
A simple mathematical function in PHP that takes a single argument and returns nearest integer, is a |
| A. | round ( ) |
| B. | abs ( ) |
| C. | max ( ) |
| D. | floor ( ) |
| Answer» B. abs ( ) | |
| 106. |
How many numerical types are allowed in PHP? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 107. |
Decrement operator is denoted by |
| A. | ++ |
| B. | −− |
| C. | %% |
| D. | ⁄⁄ |
| Answer» C. %% | |
| 108. |
A simple mathematical function in PHP that takes a single argument and returns largest integer that is less than or equal to that argument, is a |
| A. | ceil ( ) |
| B. | abs ( ) |
| C. | max ( ) |
| D. | floor ( ) |
| Answer» E. | |
| 109. |
Numerical type in PHP is integer and |
| A. | Strings |
| B. | Unsigned short integer |
| C. | Single-precisions |
| D. | Double |
| Answer» E. | |
| 110. |
Example of random number function is/are |
| A. | strand ( ) |
| B. | getrandmax ( ) |
| C. | mt_rand ( ) |
| D. | All of them |
| Answer» E. | |
| 111. |
Floating point numbers is also known as |
| A. | long |
| B. | Integers |
| C. | Double |
| D. | Character |
| Answer» D. Character | |
| 112. |
Integers are also known as |
| A. | Short integers |
| B. | Double |
| C. | floating point numbers |
| D. | long |
| Answer» E. | |
| 113. |
PHP will automatically convert strings to numbers when it needs to.~! |
| A. | TRUE |
| B. | FALSE |
| Answer» B. FALSE | |
| 114. |
The result of below two statements will be:Round(2.5)Round(-2.5)~! |
| A. | 2.5, -2 |
| B. | 2, -2 |
| C. | 3, -3 |
| D. | 3.5, -3.5 |
| Answer» D. 3.5, -3.5 | |
| 115. |
If you do something to an integer that makes it larger than the maximum allowable integer or smaller than the minimum possible integer, the PHP interpreter converts the result into a . . . . .¬¨‚Ä~! |
| A. | String |
| B. | Floating point number |
| C. | Integers |
| D. | None of above |
| Answer» C. Integers | |
| 116. |
In PHP the integer 45 is stored exactly as 45. The floating point number 46.3 could be stored as.%! |
| A. | 46 |
| B. | 46.3 |
| C. | 46.2999999 |
| D. | none of above |
| Answer» D. none of above | |
| 117. |
Ceil(-2.1) would be%! |
| A. | 3 |
| B. | -3 |
| C. | -2 |
| D. | 2 |
| Answer» D. 2 | |
| 118. |
PHP can automatically convert integers to floating point numbers and floating point numbers to integers.%! |
| A. | TRUE |
| B. | FALSE |
| Answer» B. FALSE | |
| 119. |
Numbers in PHP can’t be infinitely large or small, there is some minimum and maximum size. If more larger (or smaller) numbers are needed then . . . . . must be used:1. GPM libraries2. GMP libraries3. CBMath4. BCMath%! |
| A. | Option 2 and 4 |
| B. | Option 3 and 4 |
| C. | Option 1 and 4 |
| D. | Option 2 and 3 |
| Answer» B. Option 3 and 4 | |
| 120. |
What will be the output of the following PHP code ?%! |
| A. | qwe12345rty |
| B. | qwe$arty |
| C. | qwe |
| D. | error |
| Answer» D. error | |
| 121. |
The result of both the below expressions in PHP will be same:1) 3+4*22) (3+4)*2%! |
| A. | TRUE |
| B. | FALSE |
| Answer» C. | |
| 122. |
What will be the output of the following PHP code ?%! |
| A. | qwe12345rty |
| B. | qwe{$a}rty |
| C. | error |
| D. | no output |
| Answer» C. error | |
| 123. |
In order to find if a variable holds an actual number or a string containing characters that can be translated into a number you can use:%! |
| A. | is_num() |
| B. | is_number() |
| C. | if_numeric |
| D. | is_numeric() |
| Answer» E. | |
| 124. |
What will be the output of the following PHP code ?%! |
| A. | qwe12345rty |
| B. | qwe$arty |
| C. | error |
| D. | no output |
| Answer» B. qwe$arty | |
| 125. |
What is the output of given statement?Print 17 % 3;%! |
| A. | 5.67 |
| B. | 2 |
| C. | 5.666667 |
| D. | none of above |
| Answer» C. 5.666667 | |
| 126. |
What will be the output of the following PHP code ?%! |
| A. | 1.75 |
| B. | 0.875 |
| C. | 3.5 |
| D. | Error |
| Answer» C. 3.5 | |
| 127. |
What will be the output of the following PHP code ?%! |
| A. | 0 |
| B. | Nothing |
| C. | True |
| D. | Error |
| Answer» C. True | |
| 128. |
What will be the output of the following PHP code ?%! |
| A. | Hello World |
| B. | Bye |
| C. | Hello worldBye |
| D. | Error |
| Answer» B. Bye | |
| 129. |
What will be the output of the following PHP code ?%! |
| A. | 3 |
| B. | 4 |
| C. | 6 |
| D. | Error |
| Answer» E. | |
| 130. |
What will be the output of the following PHP code ?%! |
| A. | test |
| B. | testtest |
| C. | testvalue |
| D. | error, constant value cannot be changed |
| Answer» D. error, constant value cannot be changed | |
| 131. |
What will be the output of the following PHP code ?%! |
| A. | $GREETING |
| B. | no output |
| C. | PHP is a scripting language |
| D. | GREETING |
| Answer» C. PHP is a scripting language | |
| 132. |
What will be the output of the following PHP code ?%! |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | Error |
| Answer» C. 2 | |
| 133. |
What will be the output of the following PHP code ?%! |
| A. | red1 |
| B. | red 1 |
| C. | 0 |
| D. | 1 |
| Answer» E. | |
| 134. |
What will be the output of the following PHP code ?%! |
| A. | red green |
| B. | red |
| C. | green |
| D. | error |
| Answer» E. | |
| 135. |
What will be the output of the following PHP code ?%! |
| A. | My car is a Volvo |
| B. | My car is a BMW |
| C. | My car is a Toyota |
| D. | Error |
| Answer» B. My car is a BMW | |
| 136. |
What will be the output of the following PHP code ?%! |
| A. | qwe12345rty |
| B. | qwe{$a}rty |
| C. | error |
| D. | no output |
| Answer» B. qwe{$a}rty | |
| 137. |
What will be the output of the following PHP code ?%! |
| A. | 1 |
| B. | no output |
| C. | error |
| D. | 0 |
| Answer» C. error | |
| 138. |
What will be the output of the following PHP code ?%! |
| A. | 4hello4hello4hello4hello4hello…..infinite |
| B. | 5hello5hello5hello5hello5hello…..infinite |
| C. | no output |
| D. | error |
| Answer» B. 5hello5hello5hello5hello5hello‚Äö√Ѭ∂..infinite | |
| 139. |
What will be the output of the following PHP code ?%! |
| A. | 1 |
| B. | 0 |
| C. | 2 |
| D. | no output |
| Answer» C. 2 | |
| 140. |
What will be the output of the following PHP code ?%! |
| A. | no output |
| B. | true 23 |
| C. | true 22 |
| D. | true 33 |
| Answer» C. true 22 | |
| 141. |
What will be the output of the following PHP code ?%! |
| A. | 000 |
| B. | 012 |
| C. | 123 |
| D. | Error |
| Answer» C. 123 | |
| 142. |
What will be the output of the following PHP code ?%! |
| A. | 02 |
| B. | 12 |
| C. | 01 |
| D. | 21 |
| Answer» B. 12 | |
| 143. |
What will be the output of the following PHP code ?%! |
| A. | 20 |
| B. | true0 |
| C. | 0 |
| D. | true20 |
| Answer» C. 0 | |
| 144. |
What will be the output of the following PHP code ?%! |
| A. | 00000000000000000000….infinitely |
| B. | -1-1-1-1-1-1-1-1-1-1…infinitely |
| C. | no output |
| D. | error |
| Answer» B. -1-1-1-1-1-1-1-1-1-1‚Äö√Ѭ∂infinitely | |
| 145. |
*$_What will be the output of the following PHP code ?? |
| A. | 5 |
| B. | 10 |
| C. | 15 |
| D. | Error |
| Answer» D. Error | |
| 146. |
*/*_What will be the output of the following PHP code ?? |
| A. | 0 |
| B. | 1 |
| C. | 2 |
| D. | Error |
| Answer» C. 2 | |
| 147. |
*/*_What will be the output of the following PHP code ?? |
| A. | test |
| B. | testtest |
| C. | testvalue |
| D. | error, constant value cannot be changed |
| Answer» D. error, constant value cannot be changed | |
| 148. |
*/*_What will be the output of the following PHP code ?? |
| A. | $GREETING |
| B. | no output |
| C. | PHP is a scripting language |
| D. | GREETING |
| Answer» C. PHP is a scripting language | |
| 149. |
*/*_What will be the output of the following PHP code ?? |
| A. | My car is a Volvo |
| B. | My car is a BMW |
| C. | My car is a Toyota |
| D. | Error |
| Answer» B. My car is a BMW | |
| 150. |
*/*_What will be the output of the following PHP code ?? |
| A. | Thiswasabadidea |
| B. | Thiswasbadidea |
| C. | Thiswas a badidea |
| D. | Thiswas abadidea |
| Answer» C. Thiswas a badidea | |