Exercise: Exception Handling

Questions for: Exception Handling

Which of the following statements is correct about the C#.NET program given below if a value "ABCD" is input to it?
using System;
namespace ExamAdept
{
    class MyProgram
    {
        static void Main(string[] args)
        {
            int index; 
            int val = 55; 
            int[] a = new int[5]; 
            try
            {
                Console.Write("Enter a number: ");
                index = Convert.ToInt32(Console.ReadLine());
                a[index] = val;
            }
            catch(FormatException e)
            {
                Console.Write("Bad Format ");
            }
            catch(IndexOutOfRangeException e)
            {
                Console.Write("Index out of bounds ");
            }
            Console.Write("Remaining program ");
        }
    }
}
A:
It will output: Bad Format
B:
It will output: Remaining program
C:
It will output: Index out of bounds
D:
It will output: Bad Format Remaining program
Answer: D
No answer description is available. Let's discuss.
Which of the following statements is correct about the C#.NET program given below if a value "6" is input to it?
using System;
namespace ExamAdept
{
    class MyProgram
    {
        static void Main (string[] args)
        {
            int index; 
            int val = 66; 
            int[] a = new int[5]; 
            try
            {
                Consote.Write("Enter a number: "); 
                index = Convert.ToInt32(Console.ReadLine()); 
                a[index] = val;
            }
            catch(Exception e)
            {
                Console.Write("Exception occurred ");
            }
            Console.Write("Remaining program ");
        }
    }
}
A:
It will output: Exception occurred
B:
It will output: Remaining program
C:
It will output: Exception occurred Remaining program
D:
It will output: Remaining program Exception occurred
Answer: C
No answer description is available. Let's discuss.
Exceptions can be thrown even from a constructor, whereas error codes cannot be returned from a constructor.
A:
True
B:
False
C:
D:
Answer: A
No answer description is available. Let's discuss.
Which of the following statements are correct about exception handling in C#.NET?
  1. try blocks cannot be nested.
  2. In one function, there can be only one try block.
  3. An exception must be caught in the same function in which it is thrown.
  4. All values set up in the exception object are available in the catch block.
  5. While throwing a user-defined exception multiple values can be set in the exception, object.
A:
1 only
B:
1 and 2 only
C:
3 only
D:
4 and 5 only
Answer: D
No answer description is available. Let's discuss.
Which of the following statements are correct about the exception reported below?
Unhandled Exception: System.lndexOutOfRangeException:
Index was outside the bounds of the array.
at ExamAdept.Program.Main(String[] args) in
D:\ConsoleApplication\Program.cs:line 14
  1. The program did not handle an exception called IndexOutOfRangeException.
  2. The program execution continued after the exception occurred.
  3. The exception occurred in line number 14.
  4. In line number 14, the program attempted to access an array element which was beyond the bounds of the array.
  5. The CLR could not handle the exception.
A:
1 only
B:
1, 2 and 3 only
C:
2 and 5 only
D:
1, 3 and 4 only
Answer: D
No answer description is available. Let's discuss.
Ad Slot (Above Pagination)
Quiz