6.Which of the following function convertsa string to a float in Python?a.int(x[,base]) b.long(x[,base]) c.float(x) d.str(x) 7.Find the output of the following program:D=dict()forxinenumerate(range(2)):D[x[0]]=x[1]D[x[1]+7]=x[0]print(D) a.{0: 1, 7:0, 1: 1, 8: 0} b.{1: 1, 7: 2, 0: 1, 8: 1} c.{0: 0, 7: 0, 1: 1, 8: 1} d.KeyError 8.Find the output of the following program:a={i:i*iforiinrange(6)}print(a) a.Dictionary comprehension doesn’t exist b.{0: 0, 1: 1, 2: 4, 3: 9, 4: 16, 5: 25, 6:36} c.{0: 0, 1: 1, 4: 4, 9: 9, 16: 16, 25: 25} d.{0: 0, 1: 1, 2: 4, 3: 9, 4: 16, 5: 25} 9.What is the output of the following program:print'{0:.2}'.format(1.0/3) a.0.333333 b.0.33 c.0.333333:-2 d.Error 10.What will be the resultof the following Python expression?4+3%5 a.7 b.2 c.4 d.1

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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6.Which of the following function convertsa string to a float in Python?a.int(x[,base])

b.long(x[,base])

c.float(x)

d.str(x)

7.Find the output of the following program:D=dict()forxinenumerate(range(2)):D[x[0]]=x[1]D[x[1]+7]=x[0]print(D)

a.{0: 1, 7:0, 1: 1, 8: 0}

b.{1: 1, 7: 2, 0: 1, 8: 1}

c.{0: 0, 7: 0, 1: 1, 8: 1}

d.KeyError

8.Find the output of the following program:a={i:i*iforiinrange(6)}print(a)

a.Dictionary comprehension doesn’t exist

b.{0: 0, 1: 1, 2: 4, 3: 9, 4: 16, 5: 25, 6:36}

c.{0: 0, 1: 1, 4: 4, 9: 9, 16: 16, 25: 25}

d.{0: 0, 1: 1, 2: 4, 3: 9, 4: 16, 5: 25}

9.What is the output of the following program:print'{0:.2}'.format(1.0/3)

a.0.333333

b.0.33

c.0.333333:-2

d.Error

10.What will be the resultof the following Python expression?4+3%5

a.7

b.2

c.4

d.1

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