COSC Final exam review questions and
answers
Which of the following Python syntax (code) correctly prints
" Hello World" - Answer -print("Hello World")
What will the following print?
result = 1
result = 3 + 2
print(result) - Answer -5
What does the following line in a Python code do?
name = "Larry" - Answer -Creates a variable called name and assigns it the string
"Larry" (or stores the string "Larry" in the variable name)
Python is a compiled programming language and does not use an interpreter (T/F) -
Answer -false
A variable provides a way to label, store and access information in a computer program
(T/F) - Answer -true
Why would a programmer use
if ... elif ... else? - Answer -An if, elif, else statement will execute one block of statements
if its condition is true, or another block if the condition is false. When this statement
executes, the condition is tested. If it is true, the block of indented statements following
the if clause is executed, then control of the program jumps to the statement that follows
the if-else statement. If the condition is false, the block of indented statements following
the else clause is executed, then control of the program jumps to the statement that
follows the if-else statement.
Define programming language - Answer -A Programming language is a set of
commands, instructions, and other syntax use to create a software program. it's a
formal language, which comprises a set of instructions that produce various kinds of
, output. Programming languages are more often used in computer programming to
implement algorithms.
Name two data types - Answer -integers , boolean ,
\n (meaning) - Answer -new line
/ (meaning) - Answer -divison
// - Answer -a mathematical function (divison) that returns a whole number
% - Answer -a mathematical function (divison) that returns the remainder
What does the below Python function do?
round(<put number here>) - Answer -round to the nearest whole number
What is syntax? - Answer -the grammatical rules and structural patterns for writing
computer code
Write a Python code (program) that:
Prints out the following three lines:
First number: 452
Second number: 35
Third number: 186 - Answer -#This program will print the follwing three lines:
print(" first number: ", 452)
print("second number: ", 35)
print (" third number: ", 186)
Write a Python code (program) that:
Calculates the total of the three variables,
var1, var2, var3,
and prints out the variables and the total.
You do not have to actually compute the total or use actual numbers, just write the lines
of code that will total the numbers. Punctuation counts.
You do not need to create a function. - Answer -total = var1 + var2 + var3
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