Dish Network Interview Questions, Process, and Tips

Basi aptitude and coding mcq

Q1. What is hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections framework.

• It uses hashing to store and retrieve elements efficiently.

• Keys in a HashMap must be unique, but values can be duplicated.

• Example: HashMap<String, Integer> map = new HashMap<>();
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Q1. How to handle exception?
Ans. 
Handle exceptions by using try-catch blocks to gracefully manage errors in code execution.
• Use try-catch blocks to catch exceptions and handle them appropriately.

• Throw custom exceptions when necessary to provide more specific error information.

• Use finally block to execute code that should always run, regardless of whether an exception is thrown.

• Avoid catching generic exceptions like Exception class, instead catch specif...read more
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Q2. What is inheritance?
Ans. 
Inheritance is a concept in object-oriented programming where a class can inherit attributes and methods from another class.
• Allows for code reusability by creating a new class based on an existing class

• Derived class inherits properties and behaviors of the base class

• Supports the 'is-a' relationship, where a derived class is a specialized version of the base class
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We hand 3 section in the assessment. all were mcq question. 1st section 30questions on coding, 2nd section 15question on mathatical reasoning and other 15 were aptitude. we have 60 question and 60 minutes. after that 20 students got short listed for next technical round.

Q1. About your project
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Q2. Linked list anf arrays
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Profit loss, mental ability, computer network

Q1. Describe your roles and responsibilities.
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Q2. Middleware admin
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Q3. L2 support and monitoring
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Q1. Explain OTT architecture
Ans. 
OTT architecture refers to the technology and infrastructure used to deliver over-the-top content to users.
• OTT platforms deliver content over the internet, bypassing traditional distribution methods like cable or satellite.

• Key components of OTT architecture include content delivery networks (CDNs), video players, and backend servers.

• Examples of OTT platforms include Netflix, Hulu, and Amazon Prime Video.
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Q2. Explain DASH , Manifest , HLS
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DASH, Manifest, HLS are streaming protocols used for delivering video content over the internet.
• DASH (Dynamic Adaptive Streaming over HTTP) is a streaming protocol that allows for adaptive bitrate streaming, adjusting video quality based on network conditions.

• Manifest is a file that contains metadata about the video content, such as bitrate options, codecs, and segment URLs.

• HLS (HTTP Live Streaming) is a streaming prot...read more
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