C++ Standard Template Library in Practice - Project - Circular Buffer lterator
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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
What is the primary purpose of the iterator in the circular buffer project?
To reverse the order of elements
To increase the buffer size dynamically
To sort the elements in the buffer
To iterate from the head to the tail, handling wraparound
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the templated class in the iterator implementation?
To define the buffer size
To allow the iterator to work with different data types
To manage memory allocation
To handle error checking
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a constant reference to the buffer held in the iterator?
To increase the buffer's capacity
To allow multiple iterators to access the buffer
To ensure the buffer is updated with changes
To prevent any changes to the buffer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'done' boolean in the iterator?
To indicate the buffer is full
To prevent infinite iteration around the buffer
To signal an error in the buffer
To mark the start of the buffer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the pre-increment operator function in the iterator?
It doubles the buffer size
It decreases the cursor position
It resets the buffer
It increments the cursor and checks for wraparound
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What condition makes two iterators equal?
Both are at the end of the buffer
Both are done or point to the same element
Both are at the start of the buffer
Both have traversed the entire buffer
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the typedef in the iterator class?
It defines the buffer's data type
It allows easy access to the iterator type
It sets the buffer's initial size
It manages memory allocation
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