PSU Computer Science 101 Exam 1 Study || Most Recent
Exam 2026-2027 Actual Complete Real Exam Questions
And Correct Answers (Verified Answers) Already Graded
A+ | Guaranteed Success!! Newest Exam | Just Released!!
Which Python statement correctly initializes a dictionary data
structure?
a. positions = {"Chad": "1st base", "Cindy": "2nd base", "Tim":
"Outfield"}
b. positions = ["Chad": "1st base", "Cindy": "2nd base", "Tim":
"Outfield"]
c. positions = dictionary("Chad": "1st base", "Cindy": "2nd
base", "Tim":
"Outfield")
d. positions = [["Chad", "1st base"], ["Cindy", "2nd base"],
["Tim", "Outfield"]] - ANSWER -a. positions = {"Chad": "1st
base", "Cindy": "2nd base", "Tim": "Outfield"}
When creating a Python dictionary, _____.
a. you provide keys, which must be integers, and values of any
data type
b. you must provide three items for each entry, separated by
colons
c. you provide values that are used to look up associated keys
d. you provide keys that are used to look up associated values -
ANSWER -d. you provide keys that are used to look up
associated values
,What should you place in the blank in the Python code below
if you want to
display the price for the cat
figurine?
figurinePrices = {"dog": 3.55, "cat": 4.15, "dolphin":
5:65, "turtle":4.25}
print(_____)
a. "The cat costs", figurinePrices("cat")
b. "The cat costs", figurinePrices["cat"]
c. "The cat costs", figurinePrices[1]
d. "The cat costs", figurinePrices[3] - ANSWER -b. "The cat
costs", figurinePrices["cat"]
Which statement will add a new key, "Unit 5", and its associated
value, "Josip",
to the Python dictionary called
residents?
residents = {"Unit 1": "Marley", "Unit 2": "Bruce", "Unit 3":
"Ramesh", "Unit 4":
"Ivy"}
a. residents["Josip"] = "Unit 5"
b. residents.append("Unit 5", "Josip")
c. residents["Unit 5"] = "Josip"
d. residents = {"Unit 5": "Josip"} - ANSWER -c. residents["Unit
5"] = "Josip"
, The following Python code creates a dictionary called marbles
and then _____.
marbles = {"Red": 10, "Tiger Eye": 3, "Blue": 8,
"Green": 5}
marbles["Green"]
=6
a. changes the value associated with the key "Green" to 6
b. adds a second key-value pair with the key "Green" to it
c. removes the "Green": 5 key-value pair from it
d. causes a key error to occur - ANSWER -a. changes the value
associated with the key "Green" to 6
Which statement represents the correct way to initialize the
variable middle_initial with the value of the capital letter S
using the standard Python convention?
a. middle_initial = _S_
b. middle_initial = "S"
c. middle_initial < S
d. middle_initial = S - ANSWER -b. middle_initial = "S"
Which statement describes the punctuation conventions used
for character data in Python?
a. When you initialize or assign a character literal to a
variable, the convention is to surround the literal with double
quotes.
b. When you initialize or assign a character literal to a
variable, you are not allowed to use single quotes.
Exam 2026-2027 Actual Complete Real Exam Questions
And Correct Answers (Verified Answers) Already Graded
A+ | Guaranteed Success!! Newest Exam | Just Released!!
Which Python statement correctly initializes a dictionary data
structure?
a. positions = {"Chad": "1st base", "Cindy": "2nd base", "Tim":
"Outfield"}
b. positions = ["Chad": "1st base", "Cindy": "2nd base", "Tim":
"Outfield"]
c. positions = dictionary("Chad": "1st base", "Cindy": "2nd
base", "Tim":
"Outfield")
d. positions = [["Chad", "1st base"], ["Cindy", "2nd base"],
["Tim", "Outfield"]] - ANSWER -a. positions = {"Chad": "1st
base", "Cindy": "2nd base", "Tim": "Outfield"}
When creating a Python dictionary, _____.
a. you provide keys, which must be integers, and values of any
data type
b. you must provide three items for each entry, separated by
colons
c. you provide values that are used to look up associated keys
d. you provide keys that are used to look up associated values -
ANSWER -d. you provide keys that are used to look up
associated values
,What should you place in the blank in the Python code below
if you want to
display the price for the cat
figurine?
figurinePrices = {"dog": 3.55, "cat": 4.15, "dolphin":
5:65, "turtle":4.25}
print(_____)
a. "The cat costs", figurinePrices("cat")
b. "The cat costs", figurinePrices["cat"]
c. "The cat costs", figurinePrices[1]
d. "The cat costs", figurinePrices[3] - ANSWER -b. "The cat
costs", figurinePrices["cat"]
Which statement will add a new key, "Unit 5", and its associated
value, "Josip",
to the Python dictionary called
residents?
residents = {"Unit 1": "Marley", "Unit 2": "Bruce", "Unit 3":
"Ramesh", "Unit 4":
"Ivy"}
a. residents["Josip"] = "Unit 5"
b. residents.append("Unit 5", "Josip")
c. residents["Unit 5"] = "Josip"
d. residents = {"Unit 5": "Josip"} - ANSWER -c. residents["Unit
5"] = "Josip"
, The following Python code creates a dictionary called marbles
and then _____.
marbles = {"Red": 10, "Tiger Eye": 3, "Blue": 8,
"Green": 5}
marbles["Green"]
=6
a. changes the value associated with the key "Green" to 6
b. adds a second key-value pair with the key "Green" to it
c. removes the "Green": 5 key-value pair from it
d. causes a key error to occur - ANSWER -a. changes the value
associated with the key "Green" to 6
Which statement represents the correct way to initialize the
variable middle_initial with the value of the capital letter S
using the standard Python convention?
a. middle_initial = _S_
b. middle_initial = "S"
c. middle_initial < S
d. middle_initial = S - ANSWER -b. middle_initial = "S"
Which statement describes the punctuation conventions used
for character data in Python?
a. When you initialize or assign a character literal to a
variable, the convention is to surround the literal with double
quotes.
b. When you initialize or assign a character literal to a
variable, you are not allowed to use single quotes.
