Exception handling allows our programs to, computer science homework help

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timer Asked: Jul 25th, 2017
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Question Description

  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.

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

1 points

QUESTION 7

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

1 points

QUESTION 8

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

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.

Tutor Answer

norrye
School: Rice University

Here is the final answers.Correct answers are highlighted in the attached file.

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.

2

When a runtime error occurs ...

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Review

Anonymous
awesome work thanks

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