October 10, 2018

Sreekanth B

CyberArk Most Frequently Asked Python Latest Interview Questions Answers

How will you check in a string that all characters are numerics?

isnumeric() − Returns true if a unicode string contains only numeric characters and false otherwise.

How will you check in a string that all characters are whitespaces?

isspace() − Returns true if string contains only whitespace characters and false otherwise.

How will you check in a string that it is properly titlecased?

istitle() − Returns true if string is properly “titlecased” and false otherwise.

How will you check in a string that all characters are in uppercase?

isupper() − Returns true if string has at least one cased character and all cased characters are in uppercase and false otherwise.

How will you merge elements in a sequence?

join(seq) − Merges (concatenates) the string representations of elements in sequence seq into a string, with separator string.

How will you get the length of the string?

len(string) − Returns the length of the string.
CyberArk Most Frequently Asked Python Latest Interview Questions Answers
CyberArk Most Frequently Asked Python Latest Interview Questions Answers

How will you get a space-padded string with the original string left-justified to a total of width columns?

just(width[, fillchar]) − Returns a space-padded string with the original string left-justified to a total of width columns.

How will you convert a string to all lowercase?

lower() − Converts all uppercase letters in string to lowercase.

How will you remove all leading whitespace in string?

strip() − Removes all leading whitespace in string.

How will you get the max alphabetical character from the string?

max(str) − Returns the max alphabetical character from the string str.

How will you get the min alphabetical character from the string?

min(str) − Returns the min alphabetical character from the string str.

How will you replaces all occurrences of old substring in string with new string?

replace(old, new [, max]) − Replaces all occurrences of old in string with new or at most max occurrences if max given.

Enlist a difference between Tuples and Lists.

Tuples and Lists are used to store a sequence of data within them. A difference between them is that Tuples once defined cannot be altered under any circumstances whereas Lists can be altered.

What is the difference between a Lambda and Def?

A Def is a function that can contain multiple expressions whereas a Lambda can contain only one single expression. A Def method can contain return statements whereas a Lambda cannot contain return statements. A Lambda can be used inside lists and dictionaries.

What is a Line Continuation Character in Python?

A Line continuation character in Python is the one which lets us to continue a single line of code on the next line without changing its meaning. We can do it using a Line continuation character provided by Python which is a Backslash.

Why is Finally Block used in Python Exception Handling?

A Finally Block is generally used in association with try and catch blocks in Python. A Finally Block executes itself no matter if an error occurs at run time or not. It is the default execution block in Python Exception Handling technique.

How is the memory management process in Python?

Like other programming environments, Python Programming Environment has Garbage Collection Techniques that manages the Memory efficiently. Moreover, the memory is managed by the Private Heap which is ultimately managed by the Python Memory Manager.

How do you include comment feature in a Python program?

Python Programming Environment supports good features for comment as it helps the developers to document the code without any confusion. You can write a comment in a Python program using the following command:

Syntax:
# Comment Here

What is the difference between input() method and raw_input() method?

raw_input() method returns string values whereas input() method returns integer vaues.
Input() method was used in Python 2.x versions whereas Python 3.x and later versions use raw_input() method. However, input()method has been replaced by raw_input() method in Python 3.x.

What is the difference between Lists and Tuples in terms of Syntax?

Both Lists and Tuples are used to store a sequence of data within them. However, a major difference between them is that Tuples use parantheses ( ) in its syntax whereas Lists use Brackets in its syntax [ ].

What is the difference between Text Entry element and Text Box element in Tkinter Module?

A Text Entry element is used to receive an input of only one single line whereas a Text Box provides a space to receive input for multiple lines.

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