Which of the following statements are correct about the this reference?

1. this reference can be modified in the instance member function of a class.
2. Static functions of a class never receive the this reference.
3. Instance member functions of a class always receive a this reference.
4. this reference continues to exist even after control returns from an instance member function.
5. While calling an instance member function we are not required to pass the this reference explicitly.

Which of the following statements is valid about generic procedures in C#.NET?

What keywords are  NOT used at work with exception handling?

Which of the genetic collections corresponds to ArrayList?

How can we sort the elements of the array in descending order?

What is boxing?

Which of the following methods is the best way to convert an string value entered by the user in an integer variable?

Which of the following statements are correct?

1. The conditional operator (?:) returns one of two values depending on the value of a Boolean expression.
2. The as operator in C#.NET is used to perform conversions between compatible reference types.
3. The &* operator is also used to declare pointer types and to dereference pointers.
4. The -> operator combines pointer dereferencing and member access.
5. In addition to being used to specify the order of operations in an expression, brackets [ ] are used to specify casts or type conversions.

Suppose we have following code which prints "10" as a result of it's execution.

У чоловіка 52 років, що страждає на ГЕРХ, прогресує слабкість, серцебиття, запаморочення. Об’єктивно: блідість шкіри та слизових оболонок, ангулярний стоматит. Пульс – 112 уд/хв., АТ – 90/60 мм рт.ст. Тони серця приглушени, систолічний шум на верхівці серця. Печінка та селезінка не пальпуються. Чим зумовлені дані зміни?