PHP File Handling

1.		What is the mode used for opening a file in PHP for appending data?

a

r

w

x

2.		What is the function used to read the entire contents of a file into a string in PHP?

file_get_contents()

file_put_contents()

fread()

fgets()

3.		What is the function used to read a specific number of bytes from a file in PHP?

fread()

fgetc()

fgets()

fgetss()

4.		What is the function used to read data from a file in PHP?

fgets()

fwrite()

fopen()

fclose()

5.		What is the function used to check if a file exists in PHP?

file_exists()

file_open()

file_close()

file_read()

6.		What is the mode used for opening a file in PHP for reading only?

r

w

a

x

7.		Which function is used to write data to a file in PHP?

fwrite()

fread()

fopen()

fclose()

8.		Which of the following is the correct way to write data to a file in PHP?

fwrite($file, "data");

fread("data", $file);

fwrite("data", $file);

fread($file, "data");

9.		What is the mode used for opening a file in PHP for writing only?

w

r

a

x

10.		What is the function used to get the size of a file in PHP?

filesize()

file_get_size()

file_size()

get_file_size()