PHP Input/Output, PHP

PHP Input/Output

Question: Which file mode is/are used to read and write of any file?
A
r

B
w

C
r+

D
x

Note: Not available
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Question: To read a single character of a file which function is used?
A
fgets()

B
fgetss()

C
fgetc()

D
None

Note: Not available
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Question: Which of the following function are used to strips any HTML and PHP tags from the input?
A
fgets()

B
fgetss()

C
fwrite()

D
None

Note: Not available
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Question: Given the two values below, which of the following possiblities will print 10 foos20 bars?

<?php

$var1 = "10 foos";
$var2 = "20 bars";

print ???????;

?>
A
None of the above

B
implode("", array($var1,$var2));

C
$var1 . $var2

D
$var1 + $var2

E
Al

Note: Not available
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Question: Which of the following type specifier is used to present as an unsigned decimal number?
A
%u

B
%d

C
%f

D
%s

Note: Not available
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Question: What are the difference between print and echo?
A
echo faster than print

B
echo return value

C
print return value

D
echo return true

Note: Not available
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Question: Which file mode is/are used to read and write of any file?