C++ Developer - Variables and Data Types - Part 3

C++ Developer - Variables and Data Types - Part 3

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial introduces various data types in C, focusing on the boolean type. It explains how boolean variables can represent true or false values and are equivalent to integers in C. The tutorial demonstrates creating a project to use boolean variables, showing how to print boolean values as text using the 'bool alpha' manipulator. A challenge is presented to create a project with boolean variables representing weather conditions, encouraging hands-on practice.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who is the Boolean data type named after?

Charles Babbage

Albert Einstein

George Boole

Isaac Newton

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What values can a Boolean variable take?

None of the above

Both A and B

True and False

0 and 1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In C, what integer value is equivalent to 'true' for a Boolean variable?

None of the above

0

1

Any non-zero value

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the boolalpha manipulator in C?

To print Boolean values as 'true' or 'false'

To convert integers to Booleans

To perform logical operations

To initialize Boolean variables

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which library includes the boolalpha manipulator?

cmath

string

iostream

cstdlib

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do to print Boolean values as text in C?

Use the boolalpha manipulator

Use a custom function

Convert them to strings manually

Use a different data type

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the challenge, what Boolean variables are suggested to be created?

isRaining and isSnowing

isSunny and isWarm

isHot and isCold

isDay and isNight