Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Message: Return type of CI_Session_files_driver::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Message: Return type of CI_Session_files_driver::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Message: Return type of CI_Session_files_driver::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Message: Return type of CI_Session_files_driver::destroy($session_id) should either be compatible with SessionHandlerInterface::destroy(string $id): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
Message: Return type of CI_Session_files_driver::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice
C++ allows procedural programming for intensive functions of the CPU and to provide control over hardware, and this language is very fast because of which it is widely used in developing different games or in gaming engines. C++ is mainly used in developing the suites of a game too.
Mycodeskills is here to help you with tricky programming questions. Students can prepare for their exams by solving online C++ MCQs-based tests. Before going for your C++ interview, test your skills with our C++ Interview Questions. You can test your C++ coding skills on Mycodeskills.
Which type is best suited to represent the logical values?
Identify the user-defined types from the following?
Is bool a fundamental data type in C++?
What is the default value of the bool?
What happens when a null pointer is converted into bool?
Which of the following statements are false?
For what values of the expression is an if-statement block not executed?
Evaluate the following. (false && true) || false || true
How many characters are specified in the ASCII scheme?
Which of the following belongs to the set of character types?
How do we represent a wide character of the form wchar_t?
In C++, what is the sign of character data type by default?
Is the size of character literals different in C and C++?
Suppose in a hypothetical machine, the size of char is 32 bits. What would sizeof(char) return?
What constant defined in header returns the number of bits in a char?
The size_t integer type in C++ is?
Signed integer of at least 64 bits
What is the value of the following 8-bit integer after all statements are executed? int x = 1; x = x << 7; x = x >> 7;
Which of these expressions will make the rightmost set bit zero in an input integer x?
Which of these expressions will isolate the rightmost set bit?
946, 786427373824, ‘x’ and 0X2f are _____ _____ ____ and _____ literals respectively.
Which of the following is not one of the sizes of the floating point types?
Which of the following is a valid floating-point literal?
What is the range of the floating point numbers?
Which of three sizes of floating point types should be used when extended precision is required?
Which is used to indicate single precision value?
Which is correct with respect to the size of the data types?
The size of an object or a type can be determined using which operator?
It is guaranteed that a ____ has at least 8 bits and a ____ has at least 16 bits.
Implementation dependent aspects about an implementation can be found in ____
Identify the incorrect option.
Which of the following will not return a value?
______________ have the return type void.
What does the following statement mean? void a;
Choose the incorrect option.
In which type do the enumerators are stored by the compiler?
To which of these enumerators can be assigned?
What will happen when defining the enumerated type?
Which variable does equals in size with enum variable?
Choose the correct . Statement 1: A definition is also a declaration. Statement 2: An identifier can be declared just once.
Can two functions declare variables(non static) with the same name?
Identify the type of variables. typedef char* CHAR; CHAR p,q;
What does the following statement mean? int (*fp)(char*)
The operator used for dereferencing or indirection is ____
Choose the right option. string* x, y;
Which one of the following is not a possible state for a pointer.
Which of the following is illegal?
What will happen in the following C++ code snippet? (1). int a = 100, b = 200; , (2). int *p = &a, *q = &b; , (3). p = q;
The correct statement for a function that takes pointer to a float, a pointer to a pointer to a char and returns a pointer to a pointer to a integer is ____________
Which of the following correctly declares an array?
what is the index number of the last element of an array with 9 elements?
What is the correct definition of an array?
What is the meaning of the following declaration? int(*p[5])();
What is size of generic pointer in C++ (in 32-bit platform)?
The constants are also called as _____________
What are the parts of the literal constants?
How are the constants declared?
Which value can we not assign to reference?
Identify the incorrect statement.
Which reference modifier is used to define the reference variable?
Which of the following is incorrect?
Which of the following function must use reference.
The void pointer can point to which type of objects?
When does the void pointer can be dereferenced?
The pointer can point to any variable that is not declared with which of these?
The data elements in the structure are also known as what?
What will be used when terminating a structure?
Which function is used to check whether a character is an alphabet?
Which function is used to check whether a character is an alphabet or number?
Which function is used to check whether a character is a number?
Which function is used to check whether a character is a tab or space?
Which operator is having the right to left associativity in the following?
Which operator is having the highest precedence?
How are many sequences of statements present in c++?
The if..else statement can be replaced by which operator?
What is a comment in c++?
What are mandatory parts in the function declaration?
Where does the execution of the program starts?
Which is used to keep the call by reference value as intact?
Which of the following permits function overloading on c++?
In which of the following we cannot overload the function?
If the user did not supply the value, what value will it take?
How can you access the arguments that are manipulated in the function?
What will we not do with function pointers?
which keyword is used to define the macros in c++?
which of the following is used to implement the c++ interfaces?
Which operator is used to signify the namespace?
To where does the program control transfers when the exception is arisen?
Which one is used to refer to program elements in any translation units?
Which is the correct statement about operator overloading?
Which of the following constructors are provided by the C++ compiler if not defined in a class?
Which one is always faster in writing on C++?
What kind of iteration does forward_list provide in C++?
What is the class relationship?
What do associate containers implement?
Which handler is used to handle all types of exception?
Which rule will not affect the friend function?
Which keyword is used to declare the friend function?
Which of the following is correct about new and malloc?
Arrays Strings Pointers References Date & Time Basic Input/Output Enumerators Object-Oriented Classes & Objects Inheritance Overloading Polymorphism Abstraction Encapsulation Interfaces
Friend Functions Data Structures Files and Streams Exception Handling Dynamic Memory Namespaces Templates Preprocessor Multithreading
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