MCQOPTIONS
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MCQOPTIONS
This section includes 40 Mcqs, each offering curated multiple-choice questions to sharpen your Php knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which exception is thrown by dynamic_cast? |
| A. | bad_cast |
| B. | bad_typeid |
| C. | bad_exception |
| D. | bad_alloc |
| Answer» B. bad_typeid | |
| 2. |
How do define the user-defined exceptions? |
| A. | inheriting and overriding exception class functionality |
| B. | overriding class functionality |
| C. | inheriting class functionality |
| D. | delting and adding class member |
| Answer» B. overriding class functionality | |
| 3. |
What is the use of the ‘finally’ keyword? |
| A. | It used to execute at the starting of the program |
| B. | It will be executed at the end of the program even if the exception arised |
| C. | It will be executed at the starting of the program even if the exception arised |
| D. | It will be executed at the middle of the program even if the exception arised |
| Answer» C. It will be executed at the starting of the program even if the exception arised | |
| 4. |
Which is used to throw a exception? |
| A. | throw |
| B. | try |
| C. | catch |
| D. | handler |
| Answer» B. try | |
| 5. |
Which keyword is used to handle the expection? |
| A. | try |
| B. | throw |
| C. | catch |
| D. | handler |
| Answer» D. handler | |
| 6. |
Which function is responsible for sending a custom message to the system log? |
| A. | systemlog() |
| B. | syslog() |
| C. | log_system() |
| D. | sys_log() |
| Answer» C. log_system() | |
| 7. |
Which logging option’s description is if an error occurs when writing to the syslog, send output to the system console? |
| A. | LOG_CONS |
| B. | LOG_NDELAY |
| C. | LOG_ODELAY |
| D. | LOG_PERROR |
| Answer» B. LOG_NDELAY | |
| 8. |
Which function initializes the constants necessary for using the openlog(), clodelog(), and syslog() functions? |
| A. | define_variable() |
| B. | define_log_variable() |
| C. | log_variable() |
| D. | define_syslog_variable() |
| Answer» E. | |
| 9. |
Which of the following statements causes PHP to disregard repeated error messages that occur within the same file and on the same line? |
| A. | ignore_repeated_errors |
| B. | ignore_repeat_error |
| C. | repeatedly_ignore_error |
| D. | repeated_error_ignore |
| Answer» B. ignore_repeat_error | |
| 10. |
Which version introduced the function error_get_last()? |
| A. | PHP 4 |
| B. | PHP 5 |
| C. | PHP 5.2 |
| D. | PHP 5.3 |
| Answer» D. PHP 5.3 | |
| 11. |
Say you want to report error concerned about fatal run-time, fatal compile-time error and core error which statement would you use? |
| A. | error_reporting = E_ALL |
| B. | error_reporting = E_ERROR | E_PARSE | E_CORE_ERROR |
| C. | error_reporting = E_ERROR | E_COMPILE_WARNING | E_CORE_ERROR |
| D. | error_reporting = E_ERROR | E_COMPILE_ERROR | E_CORE_ERROR |
| Answer» E. | |
| 12. |
Which character does the error_reporting directive use to represent the logical operator NOT? |
| A. | / |
| B. | ! |
| C. | ~ |
| D. | ^ |
| Answer» D. ^ | |
| 13. |
Which version of PHP introduced E_STRICT Error level? |
| A. | PHP 4 |
| B. | PHP 5 |
| C. | PHP 5.2 |
| D. | PHP 5.3 |
| Answer» C. PHP 5.2 | |
| 14. |
What is the description of Error level E_ERROR? |
| A. | Fatal run-time error |
| B. | Near-fatal error |
| C. | Compile-time error |
| D. | Fatal Compile-time error |
| Answer» B. Near-fatal error | |
| 15. |
How many error levels are available in PHP? |
| A. | 14 |
| B. | 15 |
| C. | 16 |
| D. | 17 |
| Answer» D. 17 | |
| 16. |
WHICH_OF_THE_FOLLOWING_IS_GLOBAL_VARIABLE_FOR_ERROR_HANDLING_??$ |
| A. | @@ERRORS |
| B. | @@ERROR |
| C. | @@ERR |
| D. | None of the mentioned |
| Answer» C. @@ERR | |
| 17. |
HOW_MANY_LEVELS_ARE_THERE_IN_EXCEPTION_SAFETY??$ |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» B. 2 | |
| 18. |
ALLOCATED?$ |
| A. | Standard exception |
| B. | Depends on the memory |
| C. | Error |
| Answer» B. Depends on the memory | |
| 19. |
ERRNO_CAUSES_TROUBLE_IN_TWO_SUBTLER_WAYS(VAGUE_AND_EXPLICIT).?$ |
| A. | true |
| B. | false |
| Answer» C. | |
| 20. |
WHICH_FUNCTION_IS_RESPONSIBLE_FOR_SENDING_A_CUSTOM_MESSAGE_TO_THE_SYSTEM_LOG??$ |
| A. | systemlog() |
| B. | syslog() |
| C. | log_system() |
| D. | sys_log() |
| Answer» C. log_system() | |
| 21. |
ERROR_SEVERITY() returns the ________level of the error? |
| A. | State number |
| B. | Full text |
| C. | Severity |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 22. |
What is the use of RAII in c++ programming? |
| A. | Improve the exception safety |
| B. | Terminate the program |
| C. | Exit from the block |
| D. | None of the mentioned |
| Answer» C. Exit from the block | |
| 23. |
Which logging option’s description is, if an error occurs when writing to the syslog, send output to the system console?# |
| A. | LOG_CONS |
| B. | LOG_NDELAY |
| C. | LOG_ODELAY |
| D. | LOG_PERROR |
| Answer» B. LOG_NDELAY | |
| 24. |
Which of the following is a Error function used within CATCH block ? |
| A. | ERROR_STATE() |
| B. | ERROR_STATUS() |
| C. | ERROR_MSG() |
| D. | All of the mentioned |
| Answer» B. ERROR_STATUS() | |
| 25. |
256 |
| A. | Invalid argument |
| B. | Error |
| C. | None of the mentioned |
| Answer» D. | |
| 26. |
Exception |
| A. | Error |
| B. | My exception |
| C. | runtime error |
| Answer» D. | |
| 27. |
Exception handling is possible in SQL Server using : |
| A. | THROW |
| B. | FINAL |
| C. | FINALLY |
| D. | All of the mentioned |
| Answer» B. FINAL | |
| 28. |
Invalid value |
| A. | Valid value |
| B. | No output |
| C. | Compile error |
| Answer» B. No output | |
| 29. |
Which of the following benefit does Exception handling with the TRY and CATCH blocks provide ? |
| A. | Exceptions provide a mechanism to signal errors directly rather than using some side effects |
| B. | Exceptions can be seen by the programmer and checked during the compilation process |
| C. | Exceptions provide a clean way to check for errors without cluttering code |
| D. | All of the mentioned |
| Answer» E. | |
| 30. |
ERANGE is reported on an overflow or an underflow. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 31. |
Purpose of TRY…CATCH block in SQL Server is :$ |
| A. | Error handling |
| B. | Stored Procedure handling |
| C. | Message handling |
| D. | None of the mentioned |
| Answer» B. Stored Procedure handling | |
| 32. |
c |
| A. | |
| B. | x |
| C. | Both c & x |
| Answer» B. x | |
| 33. |
50 |
| A. | 0 |
| B. | Division by zero condition! |
| C. | Error |
| Answer» D. | |
| 34. |
______ is reported on a domain error. |
| A. | EDOM |
| B. | ERANGE |
| C. | Significance loss |
| D. | Underflow |
| Answer» B. ERANGE | |
| 35. |
Which of the following statements can be checked for Errors ? |
| A. | CREATE |
| B. | DROP |
| C. | DELETE |
| D. | INSERT |
| Answer» E. | |
| 36. |
What error occurs when a result is undefined for a given argument value?$ |
| A. | significance loss |
| B. | underflow |
| C. | overflow |
| D. | domain |
| Answer» E. | |
| 37. |
What is most suitable for returning the logical errors in the program? |
| A. | Use constructor and destructor |
| B. | Set a global error indicator |
| C. | Use break keyword |
| D. | None of the mentioned |
| Answer» E. | |
| 38. |
What is the use of the ‘finally’ keyword?$ |
| A. | It used to execute at the starting of the program |
| B. | It will be executed at the end of the program even if the exception arised |
| C. | It will be executed at the starting of the program even if the exception arised |
| D. | none of the mentioned |
| Answer» B. It will be executed at the end of the program even if the exception arised | |
| 39. |
What occurs when a result has nowhere near the number of significant digits indicated by its type.$ |
| A. | domain |
| B. | underflow |
| C. | overflow |
| D. | significance loss |
| Answer» E. | |
| 40. |
Within main, return expr statement is equivalent to ________ |
| A. | abort(expr) |
| B. | exit(expr) |
| C. | ferror(expr) |
| D. | none of the mentioned |
| Answer» C. ferror(expr) | |