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Java Constructors and Design Patterns Quiz

Question 1 of 20

You have been reading the Gang of Four pattern book again and you suddenly notice a similarity between a design pattern and publish-subscribe messaging. What design pattern is similar to publish-subscribe messaging?

  1. Publisher pattern
  2. Flyweight pattern
  3. Observer pattern
  4. Chain of Responsibility pattern
  5. Subscribe pattern
  6. Proxy pattern.

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15₹7 Crores
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8₹1,60,000
7₹80,000
6₹40,000
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