Wipro Interview Questions, Process, and Tips

Q1. Java - J2EE - Design patterns and examples
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Q2. Java Scenario based questions
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Q1. Strength and Weakness
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Q2. Why we should hire you?
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I have a proven track record of successfully leading technical teams and delivering high-quality projects on time and within budget.
• Extensive experience in leading technical teams and managing complex projects

• Strong problem-solving skills and ability to think strategically

• Excellent communication and collaboration skills

• Proven ability to meet deadlines and deliver results

• Passion for staying up-to-date with the latest te
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Q1. What is CAP theorem What is column families What function are used in cassandra what is key value pair
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CAP theorem states that in a distributed system, it is impossible to simultaneously guarantee consistency, availability, and partition tolerance.
• CAP theorem: Consistency, Availability, Partition tolerance - pick two

• Column families: A way to organize data in NoSQL databases like Apache Cassandra

• Functions in Cassandra: read, write, delete, update

• Key value pair: Basic data structure where each key is associated with a val
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Q2. What is Cloumn families
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Column families are a way to organize related data in a NoSQL database, grouping columns together for efficient retrieval.
• Column families are a way to group related columns together in a NoSQL database.

• They are used in databases like Apache Cassandra to organize data efficiently.

• Column families can contain a large number of columns, each with a unique name and value.

• They are stored together on disk for faster retrieval...read more
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Q3. What are the functions in cassandra
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Cassandra functions are used for data manipulation and retrieval in Cassandra database.
• Aggregate functions like COUNT, SUM, AVG, MIN, MAX

• Date and time functions like NOW, DATEOF, UNIXTIMESTAMP

• Mathematical functions like ABS, CEIL, FLOOR, SIN, COS

• String functions like LENGTH, SUBSTRING, CONCAT, LOWER, UPPER
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Q4. Fundamentels of cassandra
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Cassandra is a distributed NoSQL database management system designed for handling large amounts of data across multiple servers.
• Cassandra is a highly scalable and fault-tolerant database system.

• It is based on a distributed architecture, with data spread across multiple nodes.

• Cassandra uses a masterless design, where all nodes are equal and can handle read and write requests.

• It uses a partitioning strategy called consis...read more
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Q5. What is key value pair
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Key value pair is a data structure where each key is associated with a corresponding value.
• Key value pairs are commonly used in dictionaries, hash tables, and JSON objects.

• Keys are unique identifiers that are used to access the corresponding values.

• Examples include 'name: John', 'age: 30', 'city: New York'.
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Q1. Explain the database architecture
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Database architecture refers to the design and structure of a database system.
• Database architecture includes components like data storage, data retrieval, data manipulation, and security measures.

• It involves the organization of data into tables, columns, and rows.

• Different types of databases have different architectures, such as relational databases, NoSQL databases, and cloud databases.

• Examples of database architectur...read more
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Logical reasoning,profit loss

I dont remember questions but it was quiet easier

Q1. About last previous job
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Q2. What you learned before job
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I learned various skills and knowledge through education, internships, and previous work experiences.
• Studied business administration in college

• Completed internships in marketing and finance departments

• Worked as a sales associate at XYZ Company
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