207 Questions

   208 =========

   209 

   210  1. How do you split the string "Guido;Rossum;Python" to get the words

   211 

   212    Answer: line.split(';')

   213 

   214  2. line.split() and line.split(' ') are same

   215 

   216    a. True

   217    #. False

   218 

   219    Answer: False

   220 

   221  3. What is the output of the following code::

   222 

   223       line = "Hello;;;World;;"

   224       sub_strs = line.split()

   225       print len(sub_strs)

   226 

   227     Answer: 5

   228 

   229  4. What is the output of "      Hello    World    ".strip()

   230 

   231    a. "Hello World"

   232    #. "Hello     World"

   233    #. "      Hello World"

   234    #. "Hello World     "

   235    

   236    Answer: "Hello    World"

   237 

   238  5. What does "It is a cold night".strip("It") produce

   239     Hint: Read the documentation of strip

   240 

   241    a. "is a cold night"

   242    #. " is a cold nigh" 

   243    #. "It is a cold nigh"

   244    #. "is a cold nigh"

   245 

   246    Answer: " is a cold nigh"

   247 

   248  6. What does int("20") produce

   249 

   250    a. "20"

   251    #. 20.0

   252    #. 20

   253    #. Error

   254 

   255    Answer: 20

   256 

   257  7. What does int("20.0") produce

   258 

   259    a. 20

   260    #. 20.0

   261    #. Error

   262    #. "20"

   263 

   264    Answer: Error

   265 

   266  8. What is the value of float(3/2)

   267 

   268    a. 1.0

   269    #. 1.5

   270    #. 1

   271    #. Error

   272 

   273    Answer: 1.0

   274 

   275  9. what doess float("3/2") produce

   276 

   277    a. 1.0

   278    #. 1.5

   279    #. 1

   280    #. Error

   281 

   282    Answer: Error

   283    

   284  10. See if there is a function available in pylab to calculate the mean

   285      Hint: Use tab completion

   286 

   287