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Total 87 questions
What is the output of the following code?
- A. A parser error, try cannot be followed by multiple catch
- B. 1:Exception
- C. 1:MyExeption
- D. 2:MyException
- E. MyException
Answer : C
Which of the following is NOT possible using reflection?
- A. Analysing of nearly any aspect of classes and interfaces
- B. Analysing of nearly any aspect of functions
- C. Adding class methods
- D. Implement dynamic construction (new width variable class name)
Answer : C
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Your supervisor wants you to disallow PHP scripts to open remote HTTP and FTP resources using PHP’s file functions. Which php.ini setting should you change accordingly?
Answer : allow_url_fopen -or- allow_url_fopen=off -or- allow_url_fopen=Off -or- allow_url_fopen = off -or- allow_url_fopen = Off
What can prevent PHP from being able to open a file on the hard drive? (Choose two.)
- A. File system permissions
- B. File is outside of open_basedir
- C. File is inside the /tmp directory
- D. PHP is running in CGI mode
Answer : AB
What exception type will catch the error raised by the expression 2 / 0?
- A. LogicException
- B. RangeException
- C. DivisionByZeroError
- D. ArithmeticError
Answer : C
What function can reverse the order of values in an array so that keys are preserved?
- A. array_flip()
- B. array_reverse()
- C. rsort()
- D. krsort()
- E. array_multisort()
Answer : B
You work for a shared hosting provider, and your supervisor asks you do disable user scripts to dynamically load PHP extensions using the d1() function. How can you do this? (Choose two.)
- A. Set enable_d1 to off in the server’s php.ini configuration file
- B. Add d1 to the current value of disable_functions in the server’s php.ini configuration file.
- C. Add d1 to the current value of disable_classes in the server’s php.ini configuration file.
- D. Write a custom function called d1(), save it under the name prepend.inc and then set the auto_prepend_file directive to prepend.inc in php.ini.
Answer : AB
Which of the following statements about SOAP are NOT true?
- A. SOAP is also a request-/response-based protocol.
- B. SOAP can be transported using SMTP, HTTP and other protocols.
- C. SOAP requires developers to use WSDL.
- D. SOAP traffic via HTTP can be encrypted and compressed just like other HTTP requests.
Answer : C
Consider the following table data and PHP code. What is the outcome?
Table data (table name “users†with primary key “idâ€):
PHP code (assume the PDO connection is correctly established):
- A. the database will return no rows.
- B. The value of $row will be an array.
- C. The value of $result will be empty.
- D. The value of $result will be ‘[email protected]’.
Answer : D
How should class MyObject be defined for the following code to work properly? Assume $array is an array and MyObject is a user-defined class.
- A. MyObject should extend class Closure
- B. MyObject should implement interface Callable
- C. MyObject should implement method__call
- D. MyObject should implement method__invoke
Answer : D
Which of the following will set a 10 seconds read timeout for a stream?
- A. ini_set(“default_socket_timeoutâ€, 10);
- B. stream_read_timeout($stream, 10);
- C. Specify the timeout as the 5th parameter to the fsockopen() function used to open a stream
- D. stream_set_timeout($stream, 10);
- E. None of the above
Answer : D
What is the output of the following code?
- A. 22333
- B. 33222
- C. 33322
- D. 22233
Answer : B
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Which value will be assigned to the key 0 in the following code?
Answer : true