Multiple Choice
Identify the
choice that best completes the statement or answers the question.
|
|
|
1.
|
Which data type represents a whole number?
a. | Float | c. | Boolean | b. | String | d. | Integer |
|
|
|
2.
|
Which of the following is correct?
a. | A variable name can start with a underscore | c. | A variable name can start with a
digit | b. | Reserved words can be used as a variable name | d. | A variable name can have symbols like: @, #, $
etc. |
|
|
|
3.
|
The if..elif..else executes only one block of code among several
blocks.
a. | There is no elif statement in Python | c. | It depends on expression
used. | b. | True | d. | False |
|
|
|
4.
|
What will be printed with the following print statement?
print(‘2 +
2’)
|
|
|
5.
|
Comments are ignored by the Python interpreter. What symbol is needed at the
beginning of the comment?
|
|
|
6.
|
In the following code, num is a ____?
num = ‘5’
a. | float | c. | string | b. | integer | d. | boolean |
|
|
|
7.
|
What would be the following output:
print(4*2 , 4**2)
a. | 16 8 | c. | 24 | b. | 8 16 | d. | 4*2 4**2 |
|
|
|
8.
|
Which of these would be used to loop through instructions exactly 10
times?
a. | WHILE loop | c. | If statement | b. | FOR loop |
|
|
|
9.
|
What keyword is used to define a function?
|
|
|
10.
|
What is used to concatenate two strings in Python?
a. | , operator | c. | ^ operator | b. | # operator | d. | + operator |
|
|
|
11.
|
To obtain the length of a string, you can use which function?
a. | length_input( ) | c. | index( ) | b. | length( ) | d. | len( ) |
|
|
|
12.
|
Why would you use a while loop?
a. | to save time | c. | to repeat code | b. | to repeat code until a condition is
met | d. | to increase the range
of code |
|
|
|
13.
|
Suppose a list with name test, contains 10 elements. You can get the 5th element
from the test list using:
a. | test[4] | c. | test[5] | b. | test[‘5’] | d. | test[‘4’] |
|
|
|
14.
|
What is the output of the following code?
while 4 = =
4:
print(‘4’)
a. | 4 is printed four times | c. | 4 is printed
once | b. | Syntax error | d. | 4 is printed infinitely until program closes |
|
|
|
15.
|
What is used to define a body of a loop?
a. | indentation | c. | parenthesis | b. | quotation | d. | curly braces |
|
|
|
16.
|
Which term is used to describe expressions that result in the value of either
true or false?
a. | Conditional | c. | Boolean | b. | Selection | d. | Concatenation |
|
|
|
17.
|
A syntax error in code means:
a. | there was an error with your typing and code structure | c. | there was no defined
index | b. | Python cannot find the file to pass the code to | d. | you have not used enough
characters |
|
|
|
18.
|
Which Python statement will check to see if a is greater than or equal to
b?
a. | if a >=b: | c. | if a is greater than b | b. | if (a >
b) | d. | if
a>b: |
|
|
|
19.
|
What is used to take input from the user in Python?
a. | print( ) | c. | scan( ) | b. | <> | d. | input( ) |
|
|
|
20.
|
Which of the following statements is true?
a. | the continue statement is used to skip the rest of the code inside the
loop | c. | All of the above. | b. | the break and continue statements are almost
always used with the if, if...else, and if...elif...else statements. | d. | the break statement terminates the loop
containing it |
|