Cex Webuy Entertainment QA Engineer Interview Questions, Process, and Tips

Sort an array of 0s and 1s

• Use two pointers, one at the beginning and one at the end

• Swap 0s from the beginning with 1s from the end until pointers meet

• Time complexity: O(n)

Level order traversal is a tree traversal algorithm that visits nodes level by level.

• Start at the root node and add it to a queue.

• While the queue is not empty, remove the first node from the queue and add its children to the queue.

• Repeat until the queue is empty.

• The order in which nodes are visited is the level order traversal.

I realized my passion for coding during my Chemical Engineering studies and pursued it further through self-learning and projects.

• Discovered passion for coding during Chemical Engineering studies

• Pursued coding through self-learning and projects

• Believe software engineering offers more opportunities for growth and impact

While planning a project, I had to adjust the timeline due to unexpected delays in the delivery of hardware components.

• Planned a project with a specific timeline

• Ordered necessary hardware components

• Delivery of hardware components was delayed

• Adjusted the timeline to accommodate the delay

• Ensured that the project was completed successfully despite the delay

During a team project, I adjusted my communication style to better collaborate with a team member.

• I noticed that my team member preferred more frequent check-ins and updates than I was used to.

• I adapted by scheduling regular meetings and sending progress updates more frequently.

• This helped us work more effectively together and complete the project on time.

As a project lead, I had to coordinate with the development, testing, and design teams to ensure timely delivery of a product.

• Coordinated with development team to ensure timely completion of coding tasks

• Worked with testing team to ensure proper testing and bug fixing

• Collaborated with design team to ensure product met client's expectations

I led a team to develop a new feature for our company's flagship product.

• Identified the need for the feature through customer feedback

• Convinced the team and management to prioritize the feature

• Coordinated with designers, developers, and testers to deliver the feature on time

• Received positive feedback from customers and increased revenue for the company

I initiated a project to automate the testing process for our team.

• Identified the need for automation to save time and improve accuracy

• Researched and evaluated different testing tools

• Presented the proposal to the team and got their buy-in

• Implemented the automation process and trained the team on its usage

Worked as part of a team in developing a mobile application.

• Collaborated with team members to define project requirements

• Assigned tasks and tracked progress using project management tools

• Conducted code reviews and provided feedback to team members

• Resolved conflicts and ensured timely delivery of project milestones

Prepared a speech for a group of high school students on the importance of computer science.

• Researched the audience to understand their interests and level of knowledge

• Created an engaging presentation with relatable examples

• Practiced the speech multiple times to ensure smooth delivery

• Encouraged questions and feedback from the audience

• Provided additional resources for those interested in pursuing computer science

Factors affecting pricing of products on e-retail website

• Cost of production

• Competitor pricing

• Demand and supply

• Target audience

• Marketing and advertising costs

Vertical scrolling is the best option for e-retail websites.

• Vertical scrolling is more intuitive and easier to use for most users.

• Horizontal scrolling can be confusing and frustrating for users.

• Each product on a different page can lead to slower load times and more clicks for users.

• Infinite scrolling can be a good option for some e-retail websites.

• Consider the type of products being sold and the user experience when de

My happiest moment was when I got accepted into my dream university.

• Received the acceptance letter in the mail

• Celebrated with family and friends

• Felt a sense of accomplishment and excitement for the future

I completed internships at two different companies, one focused on web development and the other on software testing.

• Interned at XYZ Company as a web developer, worked on front-end development using React and back-end development using Node.js

• Interned at ABC Company as a software tester, tested various software applications and reported bugs to the development team

My strengths include problem-solving, adaptability, and teamwork. My weaknesses include public speaking and time management.

• Strengths: Problem-solving - I enjoy finding solutions to complex problems. Adaptability - I am able to quickly adjust to new situations. Teamwork - I work well in a team environment and value collaboration.

• Weaknesses: Public speaking - I get nervous when speaking in front of large groups. Time ma...read more

I enjoy playing sports, reading books, and volunteering in my community.

• Playing basketball and soccer with friends

• Reading books on technology and self-improvement

• Volunteering at local food banks and animal shelters

I believe gaining practical experience is more valuable than pursuing further education at this point in my career.

• I have gained valuable experience through internships and projects

• I am constantly learning and improving my skills through online courses and workshops

• I may consider pursuing further education in the future if it aligns with my career goals