CH 1 & 2

Question 1

T/F | Comments in Python begin with the # character.

Answer 1

T

Question 2

T/F | All programs are normally stored in ROM and are loaded into RAM as needed for processing.

Answer 2

F

Question 3

T/F | The CPU understands instructions written in a binary machine language.

Answer 3

T

Question 4

T/F | RAM is a volatile memory used for temporary storage while a program is running.

Answer 4

T

Question 5

T/F | The Python language uses a compiler which is a program that both translates and executes the instructions in a high-level language.

Answer 5

F

Question 6

T/F | IDLE is an alternative method to using a text editor to write, execute, and test a Python program.

Answer 6

True **

Question 7

T/F | According to the behavior of integer division, when an integer is divided by an integer, the result will be a float.

Answer 7

F

Question 8

T/F | Python allows programmers to break a statement into multiple lines.

Answer 8

T

Question 9

T/F | A flowchart is a tool used by programmers to design programs

Answer 9

T

Question 10

T/F | In Python, math expressions are always evaluated from left to right, no matter what the operators are.

Answer 10

F

Question 11

T/F | Computer programs typically perform three steps: input is received, some process is performed on the input, and output is produced.

Answer 11

T

Question 12

T/F | In Python, print statements written on separate lines do not necessarily output on separate lines.

Answer 12

T

Question 13

T/F | The \t escape character causes the output to skip over to the next horizontal tab.

Answer 13

T

Question 14

T/F | Since a named constant is just a variable, it can change any time during a program’s execution.

Answer 14

F

Question 15

Where does a computer store a program and the data that the program is working with while the program is running?

a. in main memory
b. in the CPU
c. in secondary storage
d. in the microprocessor

Answer 15

a. in main memory

Question 16

What type of volatile memory is usually used only for temporary storage while running a program?

a. ROM
b. TMM
c. RAM
d. TVM

Answer 16

c. RAM

Question 17

The smallest storage location in a computer’s memory is known as a

a. byte
b. ketter
c. switch
d. bit

Answer 17

d. bit

Question 18

What is the largest value that can be stored in one byte?

a. 255
b. 128
c. 8
d. 65535

Answer 18

a. 255

Question 19

Which type of error prevents the program from running?

a. syntax
b. human
c. grammatical
d. logical

Answer 19

a. syntax

Question 20

Select all that apply. To create a Python program you can use

a. a text editor
b. a word processor if you save your file as a .docx
c. IDLE
d. Excel

Answer 20

a. a text editor

c. IDLE

Question 21

What is the informal language, used by programmers use to create models of programs, that has no syntax rules and is not meant to be compiled or executed?

a. flowchart
b. algorithm
c. source code
d. pseudocode

Answer 21

d. pseudocode

Question 22

A(n) __________ is a diagram that graphically depicts the steps that take place in a program?

a. flowchart
b. algorithm
c. source code
d. pseudocode

Answer 22

a. flowchart

Question 23

The __________ function reads a piece of data that has been entered at the keyboard and returns that piece of data, as a string, back to the program.

a. input()
b. output()
c. eval_input()
d. str_input()

Answer 23

a. input()

Question 24

Which mathematical operator is used to raise 5 to the second power in Python?

a. /
b. **
c. ^
d. ~

Answer 24

b. **

Question 25

In a print statement, you can set the __________ argument to a space or empty string to stop the output from advancing to a new line.

a. stop
b. end
c. separator
d. newLine

Answer 25

b. end

Question 26

After the execution of the following statement, the variable sold will reference the numeric literal value as (n) \_\_\_\_\_\_\_\_\_\_ data type.
sold = 256.752
a.	int
b.	float
c.	str
d.	currency

Answer 26

b. float

Question 27

After the execution of the following statement, the variable price will reference the value \_\_\_\_\_\_\_\_\_\_.
price = int(68.549)
a.	68
b.	69
c.	68.55
d.	68.6

Answer 27

a. 68

Question 28

What is the output of the following print statement?
print 'I\'m ready to begin'
a.	Im ready to begin
b.	I\'m ready to begin
c.	I'm ready to begin
d.	'I\'m ready to begin'

Answer 28

c. I’m ready to begin

Question 29

What is the output of the following command, given that value1 = 2.0 and value2 = 12?
print(value1 * value2)
a.	24
b.	value1 * value2
c.	24.0
d.	2.0 * 12

Answer 29

c. 24.0

Question 30

The __________ built-in function is used to read a number that has been typed on the keyboard.

a. input()
b. read()
c. get()
d. keyboard()

Answer 30

a. input()

Question 31

Which of the following will display 20%?

a. print(format(20, ‘.0%’))
b. print(format(0.2, ‘.0%’))
c. print(format(0.2 * 100, ‘.0%’))
d. print(format(0.2, ‘%’))

Answer 31

b. print(format(0.2, ‘.0%’))

Question 32

What symbol is used to mark the beginning and end of a string?

a. a slash (/)
b. an asterisk (*)
c. a quote mark (“)
d. a comma (,)

Answer 32

c. a quote mark (“)

Question 33

To use Python’s turtle graphics, you must include which of the following statements in your program?

a. import turtle_module
b. import turtle_graphics
c. import turtle
d. import Turtle

Answer 33

c. import turtle

Question 34

What would the following display?

num = 99
num = 9
print(num)

Answer 34

9

Question 35

What would the following display?

print(‘george’, ‘john’, ‘paul’, sep= ‘@’)

Answer 35

george@john@paul