$course/Quizzes-201730/$Quiz 8/ Python's range expression, doing the next set of questions while you do so.]]> Python's range expression, doing the next set of questions while you do so.]]> true for k in range(500):
print(k) ]]> for k in range(500):
print(k) ]]> true first number that the above loop prints?]]> first number that the above loop prints?]]> true last number that the above loop prints?]]> last number that the above loop prints?]]> true true for k in range(300, 700):
print(k) ]]> for k in range(300, 700):
print(k) ]]> true first number that the above loop prints?]]> first number that the above loop prints?]]> true last number that the above loop prints?]]> last number that the above loop prints?]]> true true for k in range(300, 320, 5):
print(k) ]]> for k in range(300, 320, 5):
print(k) ]]> true first number that the above loop prints?]]> first number that the above loop prints?]]> true last number that the above loop prints?]]> last number that the above loop prints?]]> true true for k in range(300, 321, 5):
print(k) ]]> for k in range(300, 321, 5):
print(k) ]]> true first number that the above loop prints?]]> first number that the above loop prints?]]> true last number that the above loop prints?]]> last number that the above loop prints?]]> true true for k in range(321, 300, -5):
print(k) ]]> for k in range(321, 300, -5):
print(k) ]]> true first number that the above loop prints?]]> first number that the above loop prints?]]> true last number that the above loop prints?]]> last number that the above loop prints?]]> true true for k in range(1, 10, -1):
print(k) ]]> for k in range(1, 10, -1):
print(k) ]]> true n! (n factorial).

product = 1 
for k in range(n, 0): 
    product = product * k

What error did the student make?]]> n! (n factorial).

product = 1 
for k in range(n, 0): 
    product = product * k

What error did the student make?]]> true total = 0
for k in range(m, n):
total = total + k
print(total) and

total = 0 
for j in range(n - m): 
    total = total + j + m 
print(total)

both print the same thing.]]> total = 0
for k in range(m, n):
total = total + k
print(total) and

total = 0 
for j in range(n - m): 
    total = total + j + m 
print(total)

both print the same thing.]]> true Box and Pointer Diagrams, doing the next set of questions while you do so.]]> Box and Pointer Diagrams, doing the next set of questions while you do so.]]> true A box and pointer diagram helps explain the idea that a variable is a REFERENCE to its value.]]> A box and pointer diagram helps explain the idea that a variable is a REFERENCE to its value.]]> true A box and pointer diagram helps show the CONSEQUENCES of the idea that a variable is a REFERENCE to its value. ]]> A box and pointer diagram helps show the CONSEQUENCES of the idea that a variable is a REFERENCE to its value. ]]> true block and pointer diagram:]]> block and pointer diagram:]]> true In Python, every piece of data is an OBJECT. ]]> In Python, every piece of data is an OBJECT. ]]> true Every object has a TYPE. ]]> Every object has a TYPE. ]]> true TYPE of the object 98.6?]]> TYPE of the object 98.6?]]> true int (shorthand for integer)]]> float (shorthand for floating-point number)]]> str (shorthand for string)]]> 48?]]> 48?]]> true int (shorthand for integer)]]> float (shorthand for floating-point number)]]> str (shorthand for string)]]> 'Once upon a time ...'?]]> 'Once upon a time ...'?]]> true int (shorthand for integer)]]> float (shorthand for floating-point number)]]> str (shorthand for string)]]> "HELLO"?]]> "HELLO"?]]> true int (shorthand for integer)]]> float (shorthand for floating-point number)]]> str (shorthand for string)]]> c2 = rg.Circle(rg.Point(100, 300), 45) Are the following equivalent?

c2 REFERS to the rg.Circle whose center is at (100, 300) and whose radius is 45.
c2 POINTS to the rg.Circle whose center is at (100, 300) and whose radius is 45.
c2 is the NAME OF the rg.Circle whose center is at (100, 300) and whose radius is 45.

]]> c2 = rg.Circle(rg.Point(100, 300), 45) Are the following equivalent?

c2 REFERS to the rg.Circle whose center is at (100, 300) and whose radius is 45.
c2 POINTS to the rg.Circle whose center is at (100, 300) and whose radius is 45.
c2 is the NAME OF the rg.Circle whose center is at (100, 300) and whose radius is 45.

]]> true x = 53 True or False: x refers to the integer 53.]]> x = 53 True or False: x refers to the integer 53.]]> true s = 'Greetings, earthling!' True or False: s is the name of the string 'Greetings, earthling!'.]]> s = 'Greetings, earthling!' True or False: s is the name of the string 'Greetings, earthling!'.]]> true s = 'Greetings, earthling!' True or False: s points to the string 'Greetings, earthling!'.]]> s = 'Greetings, earthling!' True or False: s points to the string 'Greetings, earthling!'.]]> true true false rg.Point(0, 0)]]> 0]]> (0, 0)]]> [0, 0, 0]]]> rg.Rectangle(rg.Point(3, 20), rg.Point(300, 500))]]> 100]]> 0.0]]> 'Hello']]> 'H']]> '' (that is, the empty string)]]> None]]> True]]> temperature = 98.6 Which of the following is a correct box-and-pointer diagram of that statement?

]]> temperature = 98.6 Which of the following is a correct box-and-pointer diagram of that statement?

]]> true center = rg.Point(50, 30) Which of the following is a correct box-and-pointer diagram of that statement?

]]> center = rg.Point(50, 30) Which of the following is a correct box-and-pointer diagram of that statement?

]]> true x = 50
y = 30
center = rg.Point(x, y) Which of the following is a correct box-and-pointer diagram for that snippet?

]]> x = 50
y = 30
center = rg.Point(x, y) Which of the following is a correct box-and-pointer diagram for that snippet?

]]> true y = 7
y = y * 3 The box-and-pointer diagram after the FIRST line executes is as follows:

On a piece of scratch paper (NOT here in this Moodle quiz), re-draw the above diagram and then augment your diagram to show the effect of the SECOND line of code shown above. (Nothing to turn in for this problem: just leave its answer box blank.)]]> y = 7
y = y * 3 The box-and-pointer diagram after the FIRST line executes is as follows:

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> y = 7
y = y * 3 Here is a correct answer:

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> true x = 10
y = x * 2
p = rg.Point(x, y)
x = 40
p.y = 30 The box-and-pointer diagram after the FIRST THREE lines execute is as follows:

On a piece of scratch paper (NOT here in this Moodle quiz), re-draw the above diagram and then augment your diagram to show the effect of the last two lines of code shown above. (Nothing to turn in for this problem: just leave its answer box blank.)]]> x = 10
y = x * 2
p = rg.Point(x, y)
x = 40
p.y = 30 The box-and-pointer diagram after the FIRST THREE lines execute is as follows:

On a piece of scratch paper (NOT here in this Moodle quiz), re-draw the above diagram and then augment your diagram to show the effect of the last two lines of code shown above. (Nothing to turn in for this problem: just leave its answer box blank.)]]> true x = 10
y = x * 2
p = rg.Point(x, y)
x = 40
p.y = 30 Here is a correct answer.

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> x = 10
y = x * 2
p = rg.Point(x, y)
x = 40
p.y = 30 Here is a correct answer.

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> true number1 = 88
number2 = number1 Explain what is WRONG about the following attempt at a box-and-pointer diagram for the above code snippet:

]]> number1 = 88
number2 = number1 Explain what is WRONG about the following attempt at a box-and-pointer diagram for the above code snippet:
]]> true r = 66
r2 = r
center = rg.Point(90, 40)
circle = rg.Circle(center, r)
r = 35
center.x = 200

print(r)
print(r2)
print(center)
print(circle) Determine IN YOUR HEAD (that is, without using a computer and without using any scratch paper) what would be printed when the above code snippet executes. In the box below, write your answer for what would be printed. (The details of how you write the center and circle are unimportant; any way is fine. Just don't use any VARIABLES in your answer. That is, use only NUMBERS and the class names rg.Circle and rg.Point.)]]> r = 66
r2 = r
center = rg.Point(90, 40)
circle = rg.Circle(center, r)
r = 35
center.x = 200

print(r)
print(r2)
print(center)
print(circle) Determine IN YOUR HEAD (that is, without using a computer and without using any scratch paper) what would be printed when the above code snippet executes. In the box below, write your answer for what would be printed. (The details of how you write the center and circle are unimportant; any way is fine. Just don't use any VARIABLES in your answer. That is, use only NUMBERS and the class names rg.Circle and rg.Point.)]]> true true r = 66
r2 = r
center = rg.Point(90, 40)
circle = rg.Circle(center, r)
r = 35
center.x = 200 Here is a correct answer to the previous problem:

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> r = 66
r2 = r
center = rg.Point(90, 40)
circle = rg.Circle(center, r)
r = 35
center.x = 200 Here is a correct answer to the previous problem:

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> true true r = 66
r2 = r
center = rg.Point(90, 40)
circle = rg.Circle(center, r)
r = 35
center.x = 200

print(r)
print(r2)
print(center)
print(circle) Here is a correct answer to the previous problem:

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> r = 66
r2 = r
center = rg.Point(90, 40)
circle = rg.Circle(center, r)
r = 35
center.x = 200

print(r)
print(r2)
print(center)
print(circle) Here is a correct answer to the previous problem:

Compare your answer (that you wrote on scratch paper) to the above. Be sure that they are the same (and if not, bring any questions that you have about them to class).]]> true Compare your answer to THIS problem to what you wrote for a PREVIOUS problem (three problems back) that asked the same question. Are the two answers the same? If they are NOT the same, and you are uncertain which is correct, bring any questions that you have to class.]]> Compare your answer to THIS problem to what you wrote for a PREVIOUS problem (three problems back) that asked the same question. Are the two answers the same? If they are NOT the same, and you are uncertain which is correct, bring any questions that you have to class.]]> true