Madanswer Technologies Interview Questions Data|Agile|DevOPs|Python - Recent questions in Python Flask

How can PIL be used to adjust the brightness or contrast of an image?

Sun, 01 Oct 2023 14:47:07 +0000

How can PIL be used to adjust the brightness or contrast of an image?

How would you use PIL to convert an image into a different file format?

Sun, 01 Oct 2023 14:46:41 +0000

How would you use PIL to convert an image into a different file format?

What are decorators in Python?

Fri, 16 Jun 2023 18:18:01 +0000

What are decorators in Python?

Given variables a and b, switch their values so that b has the value of a, and a has the value of b without using an intermediary variable.

Fri, 16 Jun 2023 18:17:12 +0000

Given variables a and b, switch their values so that b has the value of a, and a has the value of b without using an intermediary variable.

Why would you use the "pass" statement?

Fri, 16 Jun 2023 18:15:51 +0000

Why would you use the "pass" statement?

Name some benefits of Python

Fri, 16 Jun 2023 18:15:16 +0000

Name some benefits of Python

How do I modify a string?

Fri, 16 Jun 2023 18:14:23 +0000

How do I modify a string?

Name some characteristics of Python?

Fri, 16 Jun 2023 18:13:54 +0000

Name some characteristics of Python?

.Name the low-level module on which threading is based.

Sat, 03 Jun 2023 14:25:33 +0000

.Name the low-level module on which threading is based.

_thread
thread
_THREAD
_threading

In apps using threading, who decides when to do a context switch?

Sat, 03 Jun 2023 14:24:33 +0000

In apps using threading, who decides when to do a context switch?

Programmer
OS
App
Random

In asyncio apps, when is context switching done?

Sat, 03 Jun 2023 14:23:17 +0000

In asyncio apps, when is context switching done?

Randomly
As decided by OS
Indeterminate
At points defined by code

asyncio apps must have at least ________ threads of execution.

Sat, 03 Jun 2023 14:22:18 +0000

asyncio apps must have at least ________ threads of execution.

.In apps using asyncio, who decides when a context switch can be done?

Sat, 03 Jun 2023 14:21:16 +0000

.In apps using asyncio, who decides when a context switch can be done?

Code
Indeterminate
Random
OS

Which module can be used to implement asynchronous communication in Python3?

Sat, 03 Jun 2023 14:20:17 +0000

Which module can be used to implement asynchronous communication in Python3?

await
threading
multiprocessing
asyncio

In purely concurrent programs, only one CPU core is used.

Sat, 03 Jun 2023 14:19:14 +0000

In purely concurrent programs, only one CPU core is used.

False
True

Asynchronous programs are always faster.

Sat, 03 Jun 2023 14:18:01 +0000

Asynchronous programs are always faster.

False
True

Which module can be used to implement parallelism in Python3?

Sat, 03 Jun 2023 14:17:06 +0000

Which module can be used to implement parallelism in Python3?

await
threading
multiprocessing
asyncio

asyncio does not scale well.

Sat, 03 Jun 2023 14:15:47 +0000

asyncio does not scale well.

True
False

asyncio is generally perfect for ___ apps.

Sat, 03 Jun 2023 14:14:23 +0000

asyncio is generally perfect for ___ apps.

Synchronous
IO-bound
CPU-bound
Unstructured network code

asyncio was introduced in _______ version of Python.

Sat, 03 Jun 2023 14:12:43 +0000

asyncio was introduced in _______ version of Python.

Multiple threads running on the same CPU core is ______.

Sat, 03 Jun 2023 14:11:04 +0000

Multiple threads running on the same CPU core is ______.

Parallelism
Concurrency
Multiprocessing
Asynchronous

How does Python Flask handle database requests?

Fri, 12 May 2023 18:07:32 +0000

How does Python Flask handle database requests?

What advantages do NumPy arrays offer over (nested) Python lists?

Fri, 12 May 2023 18:05:55 +0000

What advantages do NumPy arrays offer over (nested) Python lists?

Why would you use NumPy arrays instead of lists in Python?

Fri, 12 May 2023 18:05:03 +0000

Why would you use NumPy arrays instead of lists in Python?

How will you reverse a list in Python?

Fri, 12 May 2023 18:04:15 +0000

How will you reverse a list in Python?

Can you write an efficient code to count the number of capital letters in a file?

Fri, 12 May 2023 18:03:49 +0000

Can you write an efficient code to count the number of capital letters in a file?

Write a code to sort a numerical list in Python?

Fri, 12 May 2023 18:03:20 +0000

Write a code to sort a numerical list in Python?

How to add values to a python array?

Fri, 12 May 2023 18:02:43 +0000

How to add values to a python array?

What is the purpose of is, not and in operators?

Fri, 12 May 2023 18:01:59 +0000

What is the purpose of is, not and in operators?

What would be the output if I run the following code block?

Fri, 12 May 2023 18:01:16 +0000

What would be the output if I run the following code block?

list1 = [2, 33, 222, 14, 25]

print(list1[-2])

14

33

25

Error

Write a Python program to count the total number of lines in a text file?

Fri, 12 May 2023 18:00:33 +0000

Write a Python program to count the total number of lines in a text file?

How will you read a random line in a file?

Fri, 12 May 2023 18:00:00 +0000

How will you read a random line in a file?

How can files be deleted in Python?

Fri, 12 May 2023 17:59:29 +0000

How can files be deleted in Python?

What is a dictionary in Python?

Thu, 11 May 2023 22:05:47 +0000

What is a dictionary in Python?

Can you explain the life cycle of a thread?

Thu, 11 May 2023 22:05:24 +0000

Can you explain the life cycle of a thread?

How will you convert a list into a string?

Thu, 11 May 2023 22:04:35 +0000

How will you convert a list into a string?

What will the following code output?

Thu, 11 May 2023 22:04:14 +0000

What will the following code output?

>>> word=’abcdefghij’

>>> word[:3]+word[3:]

Can you name ten built-in functions in Python and explain each in brief?

Thu, 11 May 2023 22:03:39 +0000

Can you name ten built-in functions in Python and explain each in brief?

What is Python good for?

Thu, 11 May 2023 22:01:39 +0000

What is Python good for?

In one line, show us how you’ll get the max alphabetical character from a string.

Thu, 11 May 2023 22:01:18 +0000

In one line, show us how you’ll get the max alphabetical character from a string.

Will the do-while loop work if you don’t end it with a semicolon?

Thu, 11 May 2023 22:00:47 +0000

Will the do-while loop work if you don’t end it with a semicolon?

Why do we need break and continue in Python?

Thu, 11 May 2023 22:00:27 +0000

Why do we need break and continue in Python?

How would you define a block in Python?

Thu, 11 May 2023 21:59:54 +0000

How would you define a block in Python?

How does a function return values?

Thu, 11 May 2023 21:59:28 +0000

How does a function return values?

What is the Python interpreter prompt?

Thu, 11 May 2023 21:58:53 +0000

What is the Python interpreter prompt?

Explain how do you reverse a list?

Wed, 10 May 2023 19:49:54 +0000

Explain how do you reverse a list?

How do you insert an object at a given index in Python?

Wed, 10 May 2023 19:49:24 +0000

How do you insert an object at a given index in Python?

With Python, how do you find out which directory you are currently in?

Wed, 10 May 2023 19:49:01 +0000

With Python, how do you find out which directory you are currently in?

We know Python is all the rage these days. But to be truly accepting of a great technology, you must know its pitfalls as well. Would you like to talk about this?

Wed, 10 May 2023 19:48:35 +0000

We know Python is all the rage these days. But to be truly accepting of a great technology, you must know its pitfalls as well. Would you like to talk about this?

How will you check if all characters in a string are alphanumeric?

Wed, 10 May 2023 19:48:11 +0000

How will you check if all characters in a string are alphanumeric?