Term
| Python is a compiled language (T/F) |
|
Definition
|
|
Term
| The CPU can directly understand Python code. (T/F) |
|
Definition
|
|
Term
|
Definition
| Central Processing Unit - the main processing part of a given computer |
|
|
Term
| What does the Python interpreter do? A. compiles code into machine language B. stores data in memory C. manages hardware D. translates and executes code line-by-line |
|
Definition
| D. translates and executes code line-by-line |
|
|
Term
| How does the author compare computers to personal assistants? |
|
Definition
| Can take care of things on our behalf, constantly ready for what to do next - "What's next?" |
|
|
Term
| What is the main difference between an interpreter and a compiler? A. both perform the same function B. An interpreter translates code all at once; a compiler does it line-by-line C. An interpreter translates code line-by-line; a compiler translates the entire program at once D. a compiler us used only for Python |
|
Definition
| C. An interpreter translates code line-by-line; a compiler translated the entire program at once |
|
|
Term
| What is the result of the expression 5 - 3 + 1 in Python? |
|
Definition
|
|
Term
| What does the // operator do in Python 3? A. double division B. integer division C. modulus D. floating-point division |
|
Definition
|
|
Term
|
Definition
| finding the remainder (%) |
|
|
Term
| What is floating-point division? |
|
Definition
| float division is the more accurate division, it will return a float number |
|
|
Term
| Python allows variable names to start with numbers (T/F) |
|
Definition
|
|
Term
| What is the difference between ValueError, OSError, FileNotFoundError, and NameError? |
|
Definition
| ValueError means an unexpected value was entered, file not found is specific to it’s name, NameError is when name is not found - could be wrong place in global/local, OSError is more general to system related errors (FileNotFound falls under this) |
|
|
Term
| What does the if statement before the main() call mean? |
|
Definition
| Calls the function only if the current module is the main module |
|
|
Term
| To read a list of lists that's stored in a binary file, you use A. the load() method of the binary module B. the load() method of the pickle module C. the read() method of the binary module D. the read() method of the pickle module |
|
Definition
| B. the load() method of the pickle module |
|
|
Term
| What even is the pickle module? |
|
Definition
| Reduces a block of code by 'pickling it' allowing it to be reconstructed and used later |
|
|
Term
| Which module provides formatting for currency in US, UK or some Europe A. currency B. math C. locale D. decimal |
|
Definition
|
|
Term
| What is the arithmetic module? |
|
Definition
| probably a reference to the math module, for numbers and calculations |
|
|
Term
| Each call to a recursive function is called A. maximum depth B. deferred action C. recursion depth D. the base case |
|
Definition
|
|
Term
| Which statement imports module into global namespace? A. import temperature B. import temperature as global C. import temperature as temp D. from temperature import * |
|
Definition
| D. from temperature import * |
|
|
Term
| What does 2f mean in a {:10.2f} specification? A. should be 10 digits with 2 decimal places B. is a floating-point number that should be displayed with 2 decimal places C. can be up to 10 digits with 2 decimal places D. must be a floating-point number with exactly 2 decimal places |
|
Definition
| B. is a floating-point number that should be displayed with 2 decimal places |
|
|
Term
| What is a {:10.2f} specification? |
|
Definition
| .2f just means two decimal places, %f is to determine float formatting |
|
|
Term
| What is the syntax for checking a number is between 1 and 999 to reprompt user? |
|
Definition
|
|
Term
| Using floating-point numbers can lead to arithmetic wrrors because floating-point numbers A. require the use of exponents B. are approximate values C. can't be used in expressions with integers D. usually don't have enough significant digits |
|
Definition
| B. are approximate values |
|
|
Term
| What are floating-point integers? |
|
Definition
| Just a longer reference to float - an integer with decimals |
|
|
Term
| what is an arithmetic error? |
|
Definition
| arithemetic means to do with numbers, so this error is for errors in calculations |
|
|
Term
| What does the pop function do? |
|
Definition
| Removes the element at the specified location - if left blank it appears to remove the last object |
|
|
Term
| What is the locale module? |
|
Definition
| helps with geographical difference, sets locale and can alter formatting for things like currency |
|
|
Term
| What module lets you work with decimal numbers instead of floating-point numbers? A. math B. currency C. locale D. decimal |
|
Definition
|
|
Term
| A dictionary stores a collection of A. mutable items B. unordered items C. ordered items D. immutable items |
|
Definition
|
|
Term
| The default namespace for a module is A. the global namespace B. the first letter of the module name C. the same as the name of the module D. the name of the module followed by _default |
|
Definition
| C. the same as the name of the module |
|
|
Term
| A runtime error is also known as: A. a logical error B. a syntax error C. a violation D. an exception |
|
Definition
|
|
Term
| To run a python program from IDLE, you use: A. IDLE's interactive shell B. IDLE's editor C. the command line D. the F5 key |
|
Definition
|
|
Term
| To create a python program, you use: A. IDLE's interactive shell B. the F5 key C. IDLE's editor D. the command line |
|
Definition
|
|
Term
| Which of the following translates bytecode into instructions for the computer? A. the Python interpreter B. the computer's operating system C. the IDE D. the Python virtual machine |
|
Definition
| D. the Python virtual machine |
|
|
Term
| Given that pi = 3.1415926535, which of the following print() functions displays: pi = 3.14 A. print("pi=", round(pi, 2)) B. print("pi=" + round(pi, 2)) |
|
Definition
| B. print("pi = " + round(pi, 2)) |
|
|
Term
What does the following code print?
x = 5
y = 3
if x >= y:
print("X")
else:
print("Y")
---
A. X
B. Y
C. Nothing
D. Raises an error |
|
Definition
|
|
Term
What is the output of this code?
n = 3
steps = 0
while n:
steps += 2
n -= 1
print(steps)
---
A. 6
B. 5
C. 3
D. 0 |
|
Definition
A. 6
* 0 is read as false, therefore breaking the condition for the while loop when n = 0 |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
| Which of the following does NOT return a int type output? A. int // int B. float // int C. int // float |
|
Definition
| B. float // int returns a float |
|
|
Term
| what is the if statement that goes before the main() call? |
|
Definition
| if __name__ == "__main__": |
|
|
