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C# Programming - Datatypes

@ : Home > C# Programming > Datatypes > General Questions

Exercise

  • General Questions
"Example is better than precept."
- (Proverb)
1. 

Which of the following statements are correct about data types?

  1. If the integer literal exceeds the range of byte, a compilation error will occur.
  2. We cannot implicitly convert non-literal numeric types of larger storage size to byte.
  3. Byte cannot be implicitly converted to float.
  4. A char can be implicitly converted to only int data type.
  5. We can cast the integral character codes.

A. 1, 3, 5
B. 2, 4
C. 3, 5
D. 1, 2, 5
2. 

Which of the following is an 8-byte Integer?
A. Char
B. Long
C. Short
D. Byte
E. Integer
3. 

Which of the following is NOT an Integer?
A. Char
B. Byte
C. Integer
D. Short
E. Long
4. 

Which of the following statements is correct?
A. Information is never lost during narrowing conversions.
B. The CInteger() function can be used to convert a Single to an Integer.
C. Widening conversions take place automatically.
D. Assigning an Integer to an Object type is known as Unboxing.
E. 3.14 can be treated as Decimal by using it in the form 3.14F.
5. 

Which of the following are value types?

  1. Integer
  2. Array
  3. Single
  4. String
  5. Long

A. 1, 2, 5
B. 1, 3, 5
C. 2, 4
D. 3, 5

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