Answer & Solution
filesize() is used to get the size of a file in PHP. It returns the size of the file in bytes or false if an error occurs.
filesize() is used to get the size of a file in PHP. It returns the size of the file in bytes or false if an error occurs.
Which function is used to read a single line from a file in PHP?
A). fgets()
B). fread()
C). fget()
D). readline()
Which function is used to check if a file exists in PHP?
A). file_exists()
B). is_file()
C). file_check()
D). check_file()
What is the purpose of the 'b' mode when opening a file in PHP?
A). Binary mode for reading and writing data
B). Read mode for large files
C). Backup mode for file operations
D). Buffer mode for file handling
Which mode should be used to open a file for writing in PHP?
A). w
B). r
C). a
D). wb
How do you check if a file is writable in PHP?
A). is_writable()
B). can_write()
C). is_writeable()
D). writable_file()
What does the 'a' mode do when opening a file in PHP?
A). Appends data to the end of the file
B). Reads data from the file
C). Truncates the file to zero length
D). Creates a new file if it doesn't exist
What is the purpose of the 'x' mode when opening a file in PHP?
A). Create a new file and open it for writing
B). Read the file in exclusive mode
C). Execute the file as a PHP script
D). Export file contents to another format
How do you close a file after reading from it in PHP?
A). fclose()
B). close()
C). endfile()
D). finish()
Which function is used to read the entire content of a file into a string in PHP?
A). file_get_contents()
B). fread()
C). fget_contents()
D). read_file()
Which function is used to open a file in PHP?
A). fopen()
B). readfile()
C). file_get_contents()
D). file_put_contents()