Question
1.A file that contains reusable code is called a a. function b. namespace c. module d. hierarchy chart -------- 2.A global variable a. is defined
1.A file that contains reusable code is called a
a. function
b. namespace
c. module
d. hierarchy chart
--------
2.A global variable
a. is defined inside the main() function
b. cannot be modified inside a function
c. cannot be accessed from within a function
d. is defined outside of all functions
-----------
3.a local variable is defined
a. inside a function
b. inside the main() function
c. inside an if statement
d. outside of all functions
-----------------------
4.a return statement
a. can be used to return a local variable to the calling function
b. can only be used once in each function
c. can be used to allow the function to modify the value of a global variable
d. must be coded within every function
--------
5.Assuming the random module has been imported into its default namespace, which of the following could possibly result in a value of 0.94?
a. number = random.random()
b. number = random.randfloat()
c. number = random.randint (0,1)
d. number = random.randint(0, 1) / 100
---------
6.Assuming the random module has been imported into its default namespce, which of the following could be used to generate a random even integer from 2 through 200?
a. number = random.randrange(2, 200, 2)
b. number = random.randrange (2,202,2)
c.. number = random (1, 100) * 2
d. number = random.randint (2,200,2)
______________
7.Before you can use a standard module like the random module, you need to
a. import the module into its default namespace
b. import the module into a custom namespace.
c. import the module into the global namespace
d. import the module
-------------
8.
def get_username(first, last): s = first + "." + last return s.lower() def main(): first_name = input("Enter your first name: ") last_name = input("Enter your last name: ") username = get_username(first_name, last_name) print("Your username is: " + username) if __name__ == "__main__": main()
what arguements are defined by the get_username() function?
a. first, last
b. username
c. first_name, last_name
d. s, first, last
--------------
9.
def get_username(first, last): s = first + "." + last return s.lower() def main(): first_name = input("Enter your first name: ") last_name = input("Enter your last name: ") username = get_username(first_name, last_name) print("Your username is: " + username) if __name__ == "__main__": main()
if the user enters 'Lopez' for the first promt in main() and 'Maria' for the second prompt, what will display?
a.Lopez.Maria
b. lopez.maria
c. Maria.Lopez
d. maria.lopez
__________
10.
def get_volume(width, height, length=2): volume = width * height * length return volume def main(): l = 3 w = 4 h = 5 v = get_volume(l, w, h) print(v) if __name__ == "__main__": main()
what value is passed to the height argument by the call to the get_volume() function?
a. 2
b. 3
c. 4
d. 5
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