Exception handling allows our programs to, computer science homework help

Exception handling allows our programs to, computer science homework help

1. Exception handling allows our programs to:

   		Deal with situations, except in certain conditions.
   		Prevent our program from crashing unexpectedly.
   		Recover lost data when a crash occurs.
   		Prevent crashes, no matter what.

1 points

QUESTION 2

1. When a runtime error occurs inside of a try block:

   		an exception object is created and thrown.
   		an exception message is printed to the screen.
   		It immediately triggers a specified function to activate.
   		The operating system handles the error.

1 points

QUESTION 3

1. What keyword do we use to specify a block of code that will handle an exception?

   		try:
   		except:
   		catch:
   		throw:

1 points

QUESTION 4

1. Exception handling must be implemented from the beginning of a program’s design.

   
   True
   
   False
   

1 points

QUESTION 5

1. We can control what kind of exceptions are detected and handled by specifying a(n) _______ in the header of the except code block.

   		data type
   		an exception object type
   		receiver function
   		this is automatic.

1 points

QUESTION 6

1. We can specify an exception handler block that detects multiple specific exception types

   
   True
   
   False
   

1 points

QUESTION 7

1. If we do not specify the exception type in the except block header, then no exceptions will be handled.

   
   True
   
   False
   

1 points

QUESTION 8

1. In exception handling, you define your except blocks before the try block.

   
   True
   
   False
   

1 points

QUESTION 9

1. What is the output of the following code if the user typed the letter ‘C’, then hit the ‘Enter’ key:print(“Type Control C or -1 to exit”)number = 1while number != -1: try: number = int(input(“Enter a number: “)) print(“You entered:”, number) except ValueError: print(“That was not a number.”)

   		You entered: C
   		That was not a number.
   		Error message.
   		Nothing happens.

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