PwC Senior Analyst Interview Questions, Process, and Tips for Freshers

My name was shortlisted on oncampus drive from our college . Aptitude round consisted of some kind of scheduling a time slot for meeting , pie charts , bar graphs and graph questions conducted over SHL platform.

Q1. What is encryption-decryption ? what do you mean by cryptography? what is the difference between a switch and a router ?
Ans. 
Encryption-decryption is the process of converting plain text into a coded message and then back to plain text. Cryptography is the study of secure communication techniques.
• Encryption is the process of converting plain text into a coded message using an algorithm and a key.

• Decryption is the process of converting the coded message back to plain text using the same algorithm and key.

• Cryptography involves techniques for s...read more
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Q2. Explain Encapsulation and Polymorphism. Explain , what do you mean by cloud computing. Difference between Http and Https , also discuss about the 3-tier architecture.
Ans. 
Explanation of encapsulation, polymorphism, cloud computing, HTTP/HTTPS, and 3-tier architecture.
• Encapsulation is the process of hiding implementation details and exposing only necessary information.

• Polymorphism is the ability of an object to take on many forms.

• Cloud computing is the delivery of computing services over the internet.

• HTTP is a protocol for transferring data over the internet, while HTTPS is a secure vers...read more
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Q1. Are you okay with relocation ? why PwC ? Mention some specific instance of data breach suffered by an MNC and the means adopted to recover from it. Some insights about the job role.
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Q2. Mention some specific instance of data breach loss suffered by any MNC and how did they recover from it.
Ans. 
MNCs have suffered data breaches, but recovery is possible.
• In 2013, Target suffered a data breach that affected 40 million customers. They recovered by investing in cybersecurity and offering free credit monitoring to affected customers.

• In 2017, Equifax suffered a data breach that exposed the personal information of 143 million customers. They recovered by offering free credit monitoring and identity theft protection t...read more
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Q1. Introduction . Okay with relocation ?
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Q2. Tell me about a positive trait/quality of yours
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Normal aptitude questions with varied difficulty

Q1. Introduce yourself and some questions related to company
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1 hour test
15 questions of quants
15 questions of Di
15 questions of logical reasoning

Q1. Study hard all the best
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Q2. Why joins are used in SQL?
Ans. 
Joins are used in SQL to combine data from two or more tables based on a related column.
• Joins are used to retrieve data from multiple tables in a single query.

• They are used to combine data based on a related column or key.

• There are different types of joins such as inner join, left join, right join, and full outer join.

• Joins can be used to filter data based on specific conditions.

• Example: SELECT * FROM table1 INNER JOIN
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Q1. Why should we hire you?
Ans. 
I have extensive experience in data analysis and a proven track record of delivering actionable insights.
• I have a strong background in data analysis and have successfully completed numerous projects in this field.

• I have a deep understanding of statistical analysis and can effectively interpret complex data sets.

• I am skilled in using various analytical tools and software, such as Excel, SQL, and Python.

• I have excellent ...read more
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Q2. Tell me about yourself.
Ans. 
I am an experienced Senior Analyst with a strong background in data analysis and problem-solving.
• Over 8 years of experience in analyzing complex data sets and providing actionable insights

• Proficient in statistical analysis and data visualization tools such as Python, R, and Tableau

• Led a team of analysts to successfully implement cost-saving measures resulting in a 15% reduction in expenses

• Developed and implemented data...read more
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Q3. What are your strengths and weaknesses?
Ans. 
My strengths include strong analytical skills, attention to detail, and ability to work well under pressure. My weaknesses include being overly critical of my own work and sometimes struggling with delegation.
• Strength: Strong analytical skills

• Strength: Attention to detail

• Strength: Ability to work well under pressure

• Weakness: Being overly critical of my own work

• Weakness: Struggling with delegation
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