Software Developer Interview Questions and Answers
Categories: Software Software Engineering
Software Developer Interview Questions and Answers
1. What are the important categories of software?
- System Software
- Application Software
- Embedded Software
- Web Applications
- Artificial Intelligence Software
- Scientific Software.
2. What is the main difference between computer program and computer software?
A computer program is a piece of programming code. It performs a well-defined task. On the other hand, the software includes programming code, documentation and user guide.
3. What is software re-engineering?
It is a process of software development which is done to improve the maintainability of a software system.
4. What are the characteristics of software?
Functionality: The things that software is intended to do are called functionality. For example, a calculator's functionality is to perform mathematical operations.
Efficiency: It is the ability of the software to use the provided resources in the best way possible. Increasing the efficiency of software increases resource utilization and reduces cost.
Reliability: Reliability is the probability of failure-free operational software in an environment. It is an important characteristic of software.
Usability: It refers to the user’s experience while using the software. Usability determines the satisfaction of the user.
Maintainability: The ease with which you can repair, improve, and comprehend software code is referred to as maintainability. After the customer receives the product, a software maintenance phase begins in the software development cycle.
5. What is a framework?
A framework is a well-known method of developing and deploying software. It is a set of tools that allows developing software by providing information on how to make it on an abstract level, rather than giving exact details. The Software Process Framework is the basis of the entire software development process. The umbrella activities are also included in the software process structure.
6. Which SDLC model is the best?
According to the annual State of Agile Report, Agile is the best SDLC methodology and one of the most widely used SDLC in the IT industry. It is a hybrid of incremental and iterative approaches and works well in a flexible environment. That being said, choose the model that best suits your needs.
7. How can you be sure that your code is both secure and fast?
Security is always first in software development. So if the execution of the program is slow, I would try to identify the reasons for its time complexity.
8. What does a Software Project Manager do?
A software product manager leads and manages the software product management department. They are in charge of the software product's specialization, goals, structure, and expectations. They are also leaders in planning, backlog grooming, stakeholder management, and providing the roadmap needed to build the best software.
9. What is the main difference between stubs and mocks?
A stub is a minimal implementation of an interface that typically returns hardcoded data while a mock typically verifies the output against expectations. Those expectations are set in the exam.
10. Who is a Software Project Manager? What is his role?
A software project manager is the person responsible for managing a software development project.
Project manager doing project planning, monitoring progress, communicating. He also manages risk and resources to ensure that the project is delivered within time, cost and quality constraints.