Java 11 Programming for Beginners 5.1: Using Generics and Collections

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary format used for storing spending data in the video?
CSV
JSON
XML
YAML
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which Java collection type ensures the uniqueness of its elements?
Set
Queue
List
Map
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key benefit of using generics in Java?
Increased runtime speed
Reduced memory usage
Enhanced type safety
Simplified syntax
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of type erasure in Java generics?
To increase runtime performance
To simplify code readability
To remove type information after compilation
To enhance security
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of wildcards in Java generics?
To improve performance
To enable inheritance flexibility
To restrict to a specific class
To allow any type of object
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the practical application section, what is the main method used for parsing CSV data?
parseCSVLine
CSVLineParser
readCSVData
CSVParser
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of using collections and generics together in Java?
Reduced code size
Type safety and flexibility
Simplified syntax
Faster execution
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