25) What is the value of "c" after the following code executes? a = [10, 50, 20] b = [30, 60, 40] c=b+a a. [10, 20, 30, 40, 50, 60] b. [10, 50, 20, 30, 60, 40] C. [30, 60, 40, 10, 50, 20) d. error   26)  What is the value of aList after the following code is executed? alist = [1, 2, 3, 4, 5] alist.pop() alist.pop(3) aList.remove(2) aList.append(2) a. [1, 2, 4] b. [1, 3, 2] c. [2, 4,2] d. error   27)  What values does counter variable i assume when this loop executes? for i in range(30, -10, -10): print(i, end = "") a. 30 20 10 0 -10 b. 30 20 10 0 c. 20 10 0 d. 30 20 10

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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25) What is the value of "c" after the following code executes?

a = [10, 50, 20]

b = [30, 60, 40]

c=b+a

a. [10, 20, 30, 40, 50, 60]

b. [10, 50, 20, 30, 60, 40]

C. [30, 60, 40, 10, 50, 20)

d. error

 

26) 

What is the value of aList after the following code is executed?

alist = [1, 2, 3, 4, 5]

alist.pop()

alist.pop(3)

aList.remove(2)

aList.append(2)

a. [1, 2, 4]

b. [1, 3, 2]

c. [2, 4,2]

d. error

 

27) 

What values does counter variable i assume when this loop executes?

for i in range(30, -10, -10):

print(i, end = "")

a. 30 20 10 0 -10

b. 30 20 10 0

c. 20 10 0

d. 30 20 10

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