CS201P Final Term Quiz 12 File 3 July 2023 by Miss Mehwish

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**MCQ 1:** Question: When overloading the assignment (=) operator, which of the following syntax is correct?

1. `void operator (=) const String &other;`
2. `void operator = (const String &s);`
3. `void operator (=) (const String &s);`
4. `void operator (= String &s);`

Correct option: 2) `void operator = (const String &s);`

**MCQ 2:** Question: What is the correct prototype of overloading the delete operator? Options:

1. `void *operator delete (size_t, size);`
2. `void operator delete (void *ptr);`
3. `void *operator delete (size_t size);`
4. `new operator delete (void *ptr);`

Correct option: 2) `void operator delete (void *ptr);`

**MCQ 3:** Question: What will be the output of the following code? ```cpp #include <iostream> #include <iomanip> using namespace std;

int main() { int num = 7; cout << setfill('*') << setw(4) << num << endl; return 0;

1. `7****`
2. `7***`
3. `***7`
4. `****7`

Correct option: 2) `7***`

**MCQ 4:** Question: Which of the following options returns the state of the end of file? Options:

1. `cin.eof();`
2. `cin.enof();`
3. `cin.endof();`
4. `cin.endoffile();`

Correct option: 1) `cin.eof();`

**MCQ 5:** Question: Which one is not the member function of the input stream? Options:

1. `cin.read();`
2. `cin.get();`
3. `get();`
4. `cin.getline();`

Correct option: 3) `get();`

**MCQ 6:** Question: In the syntax of the overloaded operator function given below: `Complex operator + (Complex &);` What is ‘operator’?

1. Keyword
2. Operand
3. OperandClass
4. Class

Correct option: 1) Keyword