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In: Computer Science

which statements are true about Python functions? a)Different functions cannot use same function name b)a function...

which statements are true about Python functions?

a)Different functions cannot use same function name

b)a function always returns some value

c)different function cannot use the same variable names

d) function must use the same parameter names as the corresponding variables in the caller

what benefits does structuring a program through defining functions bring?

a) there is a possibility of reducing the number of variables and/or objects that must be managed at any cost at any one point

b)the program is easier to maintain

c)program with function executes faster

d)the program is easier to debug

in which scenario(s) should the sentinel value be set to -1 to terminate data entry

a)exam scores which can be negative but cannot be more than 100

b) participant name of participants who registered for a run

c)the rainfall data for days it rained

d)the weight of student waiting to undergo a medical examination.

suppose d = {"a": "apple", "b": "banana", "c": "cherry"}

which statement form a list [["a": "apple"], ["b": "banana"[, ["c": "cherry"]]

a) [[k,d[k]] for k in d.keys() ]

b) [[k,v] for k, v in d.items() ]

c) [[d,v] for v in d.values() ]

d) [[k,[0]], k[1]] for k in d]

Solutions

Expert Solution

which statements are true about Python functions?
a) Different functions cannot use same function name


what benefits does structuring a program through defining functions bring?
b)the program is easier to maintain



in which scenario(s) should the sentinel value be set to -1 to terminate data entry
c) the rainfall data for days it rained
d) the weight of student waiting to undergo a medical examination.


suppose d = {"a": "apple", "b": "banana", "c": "cherry"}
which statement form a list [["a": "apple"], ["b": "banana"[, ["c": "cherry"]]

=> Actually For the last question, there are no correct options.. The output shown itself is wrong.. Because if a list contains the dictionary, then it will be shown like below:
[[{'a': 'apple'}], [{'b': 'banana'}], [{'c': 'cherry'}]]

A list can not contain the dictionary directly.. It should be inside an entry..
So, if the above output is expected, then it will be created using below statement:

print([[{k[0]: k[1]}] for k in d.items()])

**************************************************
I think there is some mistake in fourth question during copy paste may be.. 

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