[Issue 10] Live Webinar: Python for Network Engineers——28/07/2020 Activity

Webinar on Python for Network Engineers [Issue 10]

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QUESTION 1.（single choice）

Which one of the below variable is a LIST? 

a) x= ("router", "switch", "firewall")

b) x= {"router": "NE40E", "switch": "S9300", "firewall": "Eudemon"}

c) x= ["router", "switch", "firewall"]

d) x= {"router", "switch", "firewall"}

 Answer: C

QUESTION 2.（single choice）

You have a variable x as string. There are 5 underline between words. Need to change it with whitespace.

              x = "Python_is_a_good_scripting_language"

              …..  # The code you must write

              print (x)               # Output: Python is a good scripting language,

a) x= x.replace ("_","")

b) x= x.replace ("_"," ")

c) x= x.split ("_"," ")

d) x= x.add ("_"," ")

 Answer: B

QUESTION 3.（single choice）

Find the digits as number and write as list for x string.

              import re

              x="Manchester United founded in 1878"

              …..  # The code you must write

              print(x)               # Output:   ['1878‘]

a) x = re.search ("\d+", x)

b) x = re.findall ("\d", x)

c) x = re.findall ("\d+", x)

d) x = re.findall ("\D", x)

Answer: C

The recording of this webinar.