Pwc interview questions
Online test → Technical → HR·80% entry level
CS fundamentals
Showing 39 of 151 reported in this area
Explain object-oriented programming (OOP) concepts.
What is the difference between stack and queue?
Explain the working of SSL and VPN.
What is PARTITION BY clause in SQL?
What is a man-in-the-middle attack?
Explain deadlock in operating systems.
Conceptual questions on C++ programming
Explain penetration testing methodologies.
Explain the core principles of network security.
What do you know about software vulnerabilities?
Explain the different normalization forms in DBMS
What is SQL Injection and how can it be prevented?
Explain Normalization and all Normal Forms in DBMS.
What is a thread? Explain with diagram and example.
Differentiate between 2-tier and 3-tier architecture.
What are your views on emerging cybersecurity trends?
Explain Linux commands and the concept of Data Ingestion.
Write a SQL query to find common salary values in a table
What is a kernel? Explain Monolithic Kernel vs Microkernel.
Write SQL queries including GROUP BY and JOIN based queries
Explain the basics of cryptography used in securing systems.
What is a final control element in a process control system?
How do you decide when to use Java versus Python in a project?
Explain major compliance frameworks such as GDPR and ISO 27001.
Explain a PID controller and its role in process control systems
What do you know about a 3-tier architecture application in Java?
Why is Java faster than Python and how does Java work internally?
Explain the incident response process in case of a security breach.
Why do we use Power BI? Explain its applications with a case study.
Write an SQL query using JOIN to retrieve data from multiple tables.
Write an SQL query to print the top 3 salaries from an employee table
Explain OOP concepts such as Encapsulation, Interface, and Abstraction.
Explain the working and purpose of a PID controller in control systems.
In what scenarios can an interface be more efficient than polymorphism?
Write a SQL query to print only three common salary values from a table
Predict the output of a Java program based on Exception Handling concepts
Answer conceptual questions related to supply chain management and planning.
What is a system call? Explain the fork() system call and its return values.
Differentiate between symmetric key encryption and asymmetric key encryption.
Behavioural
Showing 6 of 33 reported in this area
Describe a situation where you demonstrated leadership skills
Discuss the pros and cons of a 70-hour work week.
How do you prioritize tasks during a security incident?
PwC requires a business mindset. Do you think you have it? Justify.
Describe a time when you had to resolve a conflict within your team.
How do you plan to contribute to the firm's cybersecurity advisory services?
DSA
Showing 6 of 27 reported in this area
Find all subsequences with sum equal to K
Remove all leaf nodes from a binary search tree
Find and print the second highest element in an array
Print numbers from 1 to 100 without using loop constructs
Write the code for Merge Sort and dry run it using an example.
Write a coding solution to a given problem and explain its time complexity.
Aptitude
Showing 3 of 23 reported in this area
Empowerment should be internal or external.
Logical reasoning questions including pattern-based sequence completion.
Solve quantitative aptitude problems under time constraints (30 questions in 36 minutes).
System design
Showing 3 of 6 reported in this area
How would you secure a corporate network?
What are best practices for securing cloud environments?
Given a security breach scenario, suggest an appropriate methodology to prevent the breach.
Puzzles
Showing 3 of 4 reported in this area
Puzzle involving a fox, a duck, and a circular pond with movement constraints.
Six houses puzzle involving houses P, Q, R, S, T, and U with given constraints.
Decision Tree Fake Coin Puzzle: Identify the fake coin using the minimum number of weighings.
Showing 60 of 201 questions. Ranked by how often the same question came back across reports.
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What questions does Pwc ask?
Candidate interview reports most often cover CS fundamentals (62%) and Behavioural (14%).
How many rounds does Pwc interview have?
Candidate interview reports show an average of 3.7 rounds per experience, with a typical sequence of Online test → Technical → HR. Individual interview paths can vary.
Is the Pwc interview hard?
Among questions with a reported difficulty, the mix is easy 53%, medium 44%, hard 4%.