What is the size of a boolean variable in C ++? Mcq?
The size of boolean data type in C++ is 1 byte, whereas size of boolean in Java is not precisely defined and it depends upon the Java Virtual Machine (JVM).
What is size of int data type in C++ Mcq?
Size of an int is 2 bytes for both signed and unsigned representation.
Which of the following allows function overloading in C++?
Function overloading can be considered as an example of a polymorphism feature in C++. The parameters should follow any one or more than one of the following conditions for Function overloading: Parameters should have a different type.
Which of the following belongs to the set of character types?
3. Which of the following belongs to the set of character types? Explanation: wchar_t and char are used to represent wide character and character.
Which one of the following operation is always faster in writing in C++ Mcq?
1. Which one is always faster in writing on C++? Explanation: For the stand of file operations, writing to memory (RAM) is always faster than writing to the file on the disk directly. 2.
Which operator can be used to check the size of an object Mcq?
The sizeof operator
Which operator can be used to check the size of an object? Explanation: The sizeof operator is used to get the size of an already created object.
Which of the following is not the user-defined data type in C++ Mcq?
So, clearly long int l = 2.35; is not User-defined data type. (i.e.long int l = 2.35; is the answer.)
Which of the following is output statement in C++ plus plus Mcq?
Explanation: C++ uses cout to print output to console.
Which of the following is are not valid overloaded function Mcq?
In which of the following we cannot overload the function? Explanation: While overloading the return function, it will rise a error, So we can’t overload the return function.
Which of the following function type of function Cannot be overloaded Mcq?
| Q. | Which of the following function / type of function cannot be overloaded? |
|---|---|
| B. | Static function |
| C. | Virtual function |
| D. | Both B and C |
| Answer» c. Virtual function |
Which data type can be used to hold a wide character in C++ Mcq?
Just like the type for character constants is char, the type for wide character is wchar_t. This data type occupies 2 or 4 bytes depending on the compiler being used. Mostly the wchar_t datatype is used when international languages like Japanese are used.
What are the 4 types of characterization?
An acronym, PAIRS, can help you recall the five methods of characterization: physical description, action, inner thoughts, reactions, and speech.
Which of the following is the correct syntax to print the message in C++ language Mcq?
Explanation: To print the message in the C++ language user can use the following syntax: #include <iostream> using namespace std; int main() {
Which of the following will not increase the value of variable C by 1 Mcq?
Correct option is A. Explanation: will not increase the value of variable c by . Because Instead of using the expression c=c+1 or c+=1, a program can use the increment operator, ++, to increase the value of a variable called c by one.
Which operator can be used to free the memory allocated for an object in C++ Mcq?
The delete operator
Explanation: The delete operator in C++ can be used to free the memory and resources held by an object. The function can be called explicitly whenever required.
Which among the following feature is not in the general definition of oops Mcq?
Explanation: Platform independence is a feature which does not come under the OOPS concepts.
Which of the following is the correct syntax for declaring the array Mcq?
int arr[10] is the correct syntax for declaring arrays.
Which of the following are correct file opening modes in C Mcq?
1. Which one of the following is correct syntax for opening a file. Explanation: fopen() opens the named file, and returns a stream, or NULL of the attempt fails.
Which of the following function declaration does not follow the rules of function overloading Mcq?
2. In which of the following we cannot overload the function? Explanation: While overloading the return function, it will rise a error, So we can’t overload the return function. 3.
Which of the following function types of function Cannot have default parameters Mcq?
Constructors
Constructors cannot have default parameters.
Which of the following operators can be overloaded Mcq?
Explanation: Both arithmetic and non-arithmetic operators can be overloaded.
Which of the following data type can be used in C programming to store multiple variables with comma?
Answer-Aunion is a special data type available in C that allows to store different data types in the same memory location.
Which of the following is NOT a numbering system supported for integer constants in C?
32800 is not a valid integer constant of the type int. Explanation: There are 6 C constants. They are integer constants, octal-hexadecimal constants, real constants, character constants, backslash constants, string constants.
What are the 7 types of characters?
7 Character Roles in Stories. If we categorize character types by the role they play in a narrative, we can hone in on seven distinct varieties: the protagonist, the antagonist, the love interest, the confidant, deuteragonists, tertiary characters, and the foil.
Which type of character changes as a result of the events in a story?
A dynamic character is a character who undergoes significant internal change throughout the course of a story. The development of a dynamic character is often subtle and unstated and is not due to a change in the character’s circumstances.