PCEP-PREP QUIZ 2

Which of the following are being used in this snippet of code?

• Function Invocation

• parameters

• Return

• Try and Catch

What are the main difference between tuples and list?

• tuples have [] and list have ()

• Tuples have () and list have []

• tuples can be change and list cannot be changed

• tuples cannot be changed and list can be changed

How do dictionaries in python differ from list and tuples?

• Dictionaries are a combination of list and tuples

• Dictionaries can be modified and also be allowed to not modify

• Dictionaries are like a hash table, where there are key-value pairs

• Dictionaries have 2 list within to be able to access both at same time

word = "Hello"

Which of the following will print 'll'?

• print(word[2:3])

• print(word[2:4])

• print(word[-3:-1])

• print(word['ll'])

Which of the following is the correct snippet of code for the function 'find'?

The function 'find' should be given a letter to find and a word to search within.

• if char in word:

  return True

  else:

  return False

• while True:

  find char in word

  return True/False

• if word has char:

  return False

  else:

  return True

• Return True;

  Return False;

Which line has an error?

• 19

• 21

• 23

• 18

How is a try and catch used in python?

• It is like an if then else which shows our error if there is one and it does not

• It is used to check if a snippet of code has an error and if it does it allows us to handle the error without terminating the program

• it tries a snippet of code then it catches the value that it sends, similar as a return

• It returns an error and terminates the program so we may identify what was the issue

Which of the following is not a common error in python?

• ZeroDivisionError

• ValueError

• SyntaxError

• ListError

An error existing in the code is commonly called as

The process by which bugs are detected and removed from the code is called _____.