CS1 End-o-year Review

What is output by the code below?

cntr = 0

for c in range(0, 10, 4):

cntr += 1

print(cntr) #out of loop

• 2

• 3

• 4

• 5

What is output by the code below?

n = 2

total = 0

while(n < 9):

total=total + n #in loop

n += 1 #in loop

print(total) #out of loop

• 104

• 54

• 44

• 35

What is output by the code below?

list = [33,14,37,11,27]

print(list[0])

• 27

• 11

• 33

• There is no output due to a syntax error.

What is output by the code below?

list = [33,14,37,11,27]

print(list[len(list)-1])

• 27

• 11

• 33

• 14

What is output by the code below?

list = [33,14,37,11,27]

print(list[len(list)])

• a. 14

• b. 11

• c. 33

• d. There is no output due to a runtime exception.

What is output by the code below?

list = [33,14,37,11,27,4,6,2,6]

print(len(list))

• a. 10

• b. 9

• c. 11

• d. 5

What is output by the code below

nums = [0,0,0,0,0,0,0,0,0]

for i in range(len(nums)):

nums[i] = i * 2

print(nums[8]) #outside loop

• a. 10

• b. 12

• c. 14

• d. 16

What is the output of the following code? list = [1,2,3,4,5,6] sum = 0 i = 0 while (i <= len(list)): sum = sum + list[i] i += 1 print(sum)

• a. 21

• b. 28

• c. 27

• d. There is no output due to a runtime error.

What is output by the code below? def bot(ray): stuff = 0 for i in range(len(ray)): if (ray[i] % 2 == 0): stuff = stuff + ray[i] return stuff sRay = [9,9,7,1,2,3,4,5,6,2,2,3,7,3] print(bot(sRay))

• a. 12

• b. 14

• c. 16

• d. 18

Which of the following lines correctly fills # code in method getIt()? #method getIt() should return the sum of all numbers in array def getIt(array): z=0 for spot in range(1, len(array)+1): # code return z

• a. z = z + spot

• b. z = z + array[spot]

• c. z = z + array[spot-1]

• d. z = z + array[spot+1]