Deck 5: Functions and Modules

Question 1

The first line in the function definition is known as the function _____.

A) header
B) block
C) return
D) parameter

Answer 1

A

Question 2

A variable's _____ is the part of a program in which the variable may be accessed.

A) global
B) argument
C) scope
D) local

Answer 2

C

Question 3

It is recommended that programmers should avoid using _____ variables in a program when possible.

A) local
B) global
C) string global
D) keyword

Answer 3

B

Question 4

Python comes with _____ functions that have been already prewritten for the programmer.

A) standard
B) library
C) custom
D) built-in

Question 5

Which of the following statements causes the interpreter to load the contents of the random module into memory?

A) load random
B) import random
C) upload random
D) download random

Question 6

A(n) _____ variable is accessible to all the functions in a program file.

A) keyword
B) local
C) global
D) string

Question 7

A set of statements that belong together as a group and contribute to the function definition is known as a(n) _____.

A) header
B) block
C) return
D) parameter

Question 8

When a function is called by its name, then it is _____.

A) executed
B) located
C) defined
D) exported

Question 9

What is the result of the following statement?
X = random.randint(5, 15) * 2

A) A random integer from 5 to 15, multiplied by 2, assigned to the variable x
B) A random integer from 5 to 15 assigned to the variable x
C) A random integer from 5 to 15, selected in 2 steps, assigned to the variable x
D) A random integer from 5 to 15, raised to the power of 2, assigned to the variable x

Question 10

A(n) _____ variable is created inside a function.

A) global
B) constant
C) defined
D) local

Question 11

A(n) _____ is any piece of data that is passed into a function when the function is called.

A) global
B) argument
C) scope
D) parameter

Question 12

The Python library functions that are built into the Python _____ can be used by simply calling the function.

A) code
B) compiler
C) linker
D) interpreter

Question 13

The _____ design technique can be used to break down an algorithm into functions.

A) subtask
B) block
C) top-down
D) simplification

Question 14

What is a group of statements that exists within a program for the purpose of performing a specific task?

A) function
B) subtask
C) procedure
D) subprogram

Question 15

Which of the following will assign a random number in the range of 1 through 50 to the variable number?

A) random(1,50) = number
B) number = random.randint(1, 50)
C) randint(1, 50) = number
D) number = random(range(1, 50))

Question 16

The _____ argument specifies which parameter the argument should be passed into.

A) keyword
B) local
C) global
D) string

Question 17

A(n) _____ chart is also known as a structured chart.

A) flow
B) data
C) hierarchy
D) organizational

Question 18

A(n) _____ constant is a global name that references a value that cannot be changed.

A) keyword
B) local
C) global
D) string

Question 19

The _____ of a local variable is the function in which the variable is created.

A) global
B) defined
C) local
D) scope

Question 20

A(n) _____ is a variable that receives an argument that is passed into a function.

A) global
B) argument
C) scope
D) parameter

Question 21

Given the following function definition, what would the statement print magic(5) display?
Def magic(num):
Return num + 2 * 10

A) 70
B) 25
C) Statement will cause a syntax error.
D) Statement will cause a run-time error.

Question 22

One of the reasons not to use global variables is that it makes a program hard to debug.

Question 23

To assign a value to a global variable in a function, the global variable must first be declared in the function.

Question 24

Which of the following functions returns the largest integer that is less than or equal to x?

A) floor
B) ceil
C) lesser
D) greater

Question 25

What type of value is returned by the functions random and uniform?

A) integer
B) number
C) float
D) double

Question 26

Different functions can have local variables with the same names.

Question 27

What makes it easier to reuse the same code in more than one program?

A) Mods
B) Procedures
C) Modules
D) Functions

Question 28

Python allows for passing multiple arguments to a function.

Question 29

Python function names follow the same rules for naming variables.

Question 30

The value assigned to a global constant can be changed in the mainline logic.

Question 31

A function definition specifies what a function does and causes the function to execute.

Question 32

The function header marks the beginning of the function definition.

Question 33

A local variable can be accessed from anywhere in the program.

Question 34

In a menu-driven program, what statement is used to determine and carry out the user's desired action?

A) if-else
B) if-elif-else
C) while
D) for

Question 35

In a value-returning function, the value of the expression that follows the key word _____ will be sent back to the part of the program that called the function.

A) def
B) return
C) sent
D) result

Question 36

A value-returning function is _____.

A) a single statement that perform a specific task
B) called when you want the function to stop
C) a function that will return a value back to the part of the program that called it
D) a function that receives a value when it is called

Question 37

The hierarchy chart shows all the steps that are taken inside a function.

Question 38

What does the following statement mean?
Num1, num2 = get_num()

A) The function get_num() is expected to return a value each for num1 and num2.
B) The function get_num() is expected to return a value and assign it to num1 and num2.
C) Statement will cause a syntax error.
D) Statement will cause a run-time error.

Question 39

What type of function can be used to determine whether a number is even or odd?

A) even
B) odd
C) math
D) Boolean

Question 40

The Python standard library's _____ module contains numerous functions that can be used in mathematical calculations.

A) math
B) string
C) random
D) number

Question 41

In Python, there is no restriction on the name of a module file.

Question 42

The top-down design breaks down the overall task of the program into a series of _______________.

Question 43

Boolean functions are useful for simplifying complex conditions that are tested in decision and repetition structures.

Question 44

In a flowchart, a function call is depicted by a(n) _______________ that has vertical bars.

Question 45

The function header begins with the keyword _______________ followed by the name of the function.

Question 46

Arguments are passed by _______________ to the corresponding parameter variables in the function.

Question 47

A value-returning function is like a simple function except that when it finishes it returns a value back to the called part of the program.

Question 48

Functions in the standard library are stored in files that are known as _______________.

Question 49

Unlike other languages, in Python, the number of values a function can return is limited to one.

Question 50

The randrange function returns a randomly selected value from a specific sequence of numbers.

Question 51

The main function contains a program's _______________ logic, which is the overall logic of the program.

Question 52

A(n) _______________ chart is a visual representation of the relationships between functions.

Question 53

In a menu-driven program, a loop structure is used to determine the menu item the user selected.

Question 54

A variable is visible only to statements in the variable's _______________.

Question 55

The math function, atan(x), returns one tangent of x in radians.

Question 56

The approach called _______________ is taking a large task and dividing it into several smaller tasks that are easily performed.

Question 57

The math function, ceil(x), returns the smallest integer that is greater than or equal to x.

Question 58

The code for a function is known as a function _______________.

Question 59

In Python, one can have a list of variables on the left side of the assignment operator.

Question 60

One of the drawbacks of a modularized program is that the only structure we could use is sequence structure.

Question 61

A(n) _______________ program displays a list of the operations on the screen and allows the user to select the operation that the program should perform.

Question 62

To refer to a function in a module, in our program we have to use the _______________ notation.

Question 63

In Python, a module's file name should end in _______________.

Question 64

The approach of _______________ makes the program easier to understand, test, and maintain.

Question 65

The return values of the trigonometric functions in Python are in _______________.

Question 66

The _______________ chart is an effective tool that programmers use for designing and documenting functions.

Question 67

The 'P' in the acronym IPO refers to _______________.

Question 68

A value-returning function has a(n) _______________ statement that returns a value back to the part of the program that called it.

Question 69

The term _______________ is used to describe any mechanism that accepts input, performs some operation that cannot be seen, and produces output.