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LLD | Contest - 6 | Question 38
When designing a database for a music streaming service, which data normalization principle is most important for efficient querying? (A)First Norma...
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LLD | Contest - 6 | Question 35
What does the term "KISS" stand for in the context of design principles? (A)Keep It Simple, Silly(B)Keep It Systematic and Structured(C)Keep It Stan...
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KL | University | Question 8
help(node): if node is not null: help(node.left) help(node.right) process(node.value) What above pseudo code is doing? (A)Printing num...
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LLD | Contest - 6 | Question 37
You are designing a real-time chat application. How would you ensure scalability and high message throughput ? (A)Use a single server to handle all ...
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LLD | Contest - 6 | Question 34
In UML, what does a Sequence Diagram represent? (A)The static structure of a system(B)The dynamic behavior of a system(C)The instances of classes an...
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LLD | Contest - 6 | Question 33
What is the key concept of the Composite design pattern? (A)Encapsulating the creation of objects(B)Separating abstraction from implementation(C)Tre...
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LLD | Contest - 6 | Question 32
What is the primary purpose of the State design pattern ? (A)To define a family of algorithms(B)To encapsulate the creation of objects(C)To represen...
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LLD | Contest - 6 | Question 26
What does the term "GRASP" stand for in the context of design principles ? (A)General Responsibility Assignment Software Patterns(B)Grouping of Resp...
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LLD | Contest - 6 | Question 20
In the context of the Template Method design pattern, what is a "template method" ? (A)A method that cannot be overridden(B)A method that defines th...
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LLD | Contest - 6 | Question 18
What is the purpose of the Command design pattern ? (A)To define a family of algorithms(B)To encapsulate a request as an object, thereby allowing fo...
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LLD | Contest - 6 | Question 42
Which metric is most relevant for evaluating the effectiveness of a caching strategy? (A)Total number of cached items.(B)Hit rate (ratio of requests...
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LLD | Contest - 6 | Question 30
What is the purpose of the Factory Method design pattern ?. (A)To create objects without specifying their concrete classes(B)To provide an interface...
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LLD | Contest - 6 | Question 28
What is the primary purpose of the Iterator design pattern ? (A)To define a family of algorithms(B)To provide an interface for creating families of ...
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LLD | Contest - 6 | Question 8
Which UML diagram is used to represent the interactions between objects over time ? (A)State Diagram(B)Sequence Diagram(C)Composite Diagram(D)Bridge...
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LLD | Contest - 6 | Question 14
In the context of constructors, what is a Parameterized Constructor ? (A).A constructor with parameters(B)A constructor without parameters(C)A const...
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