Python Programming - Console Input/Output

Exercise : Console Input/Output - General Questions

41.

How can you read a password from the console without echoing characters?

password = input("Enter password: ")

password = getpass.getpass("Enter password: ")

password = read_password()

password = input_password()

Answer: Option

Explanation:

To read a password from the console without echoing characters, use getpass.getpass().

42.

How can you print the first and last characters of a string?

print("First:", string[0], "Last:", string[-1])

print("First:", string.first(), "Last:", string.last())

print(f"First: {string[0]}, Last: {string[-1]}")

print("First:", first_char(string), "Last:", last_char(string))

Answer: Option

Explanation:

To print the first and last characters of a string, use indexing with string[0] and string[-1].

43.

How can you read a line of text from the console and capitalize the first letter of each word?

capitalize_words(input())

input().title()

capitalize_first_letter(input())

input().capitalize_words()

Answer: Option

Explanation:

To read a line of text from the console and capitalize the first letter of each word, use title().

44.

How can you print a progress bar in the console using Python?

print_progress_bar()

progressbar.print()

print("\u2588" * 10)

console.print_progress()

Answer: Option

Explanation:

To print a simple progress bar in the console, you can use the Unicode block character (\u2588) repeated a certain number of times.

45.

How can you read a line of text from the console and count the occurrences of each word?

word_count(input())

count_words(input())

word_occurrences = Counter(input().split())

input().count_words()

Answer: Option

Explanation:

To read a line of text from the console and count the occurrences of each word, use Counter(input().split()) from the collections module.

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