C++ Developer - User Input
Interactive Video
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Information Technology (IT), Architecture
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University
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Practice Problem
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to obtain data from outside the application in C++?
To make the application more interactive and dynamic
To reduce the size of the source code
To increase the speed of the application
To make the application more secure
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using the 'cin' object in C++?
To manage memory allocation
To output data to the console
To perform arithmetic operations
To read data from the keyboard
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the stream extraction operator in C++?
To extract data from a stream
To close a stream
To insert data into a stream
To compare two streams
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of using 'getline' over 'cin' for string input?
It automatically converts strings to integers
It can read strings with spaces
It is faster than 'cin'
It requires less memory
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it necessary to use 'getline' for reading full names?
Because full names may contain spaces
Because 'cin' cannot read strings
Because 'getline' is faster
Because 'getline' uses less memory
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Percentages project, what additional task is performed after obtaining the initial score?
Dividing the score by two
Subtracting five points
Multiplying the score by two
Adding five points
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the Percentages project, what data type is used to store the user's location?
Integer
Float
Boolean
String
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