MCQ IN COMPUTER SCIENCE & ENGINEERING

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COMPUTER SCIENCE AND ENGINEERING

CLOUD COMPUTING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ hides the limitations of Java behind a powerful and concise Clojure API for Cascading.
A
Scalding
B
HCatalog
C
Cascalog
D
All of the mentioned
Explanation: 

Detailed explanation-1: -3. hides the limitations of Java behind a powerful and concise Clojure API for Cascading. Explanation: Cascalog also adds Logic Programming concepts inspired by Datalog. Hence the name “Cascalog” is a contraction of Cascading and Datalog.

Detailed explanation-2: -is the most popular high-level Java API in Hadoop Ecosystem.-Hadoop Quiz. is the most popular high-level Java API in Hadoop Ecosystem. Explanation : Cascading hides many of the complexities of MapReduce programming behind more intuitive pipes and data flow abstractions.

Detailed explanation-3: -Answer-B) MapReduce Is a general-purpose computing model and runtime system for Distributed Data Analytics.

Detailed explanation-4: -Avro is a remote procedure call and data serialization framework developed within Hadoop project. It uses JSON for defining data types and protocols and serializes data in a compact binary format.

Detailed explanation-5: -Apache Pig Vs SQL In Apache Pig, schema is optional. We can store data without designing a schema (values are stored as $01, $02 etc.) Schema is mandatory in SQL. The data model in Apache Pig is nested relational.

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