Device Associate

Device Associate Interview Questions and Answers for Freshers

Updated 18 Nov 2024

Q1. +ve and -ve tc for refrigerator chair atm machine

Ans.

Positive and negative test cases for refrigerator, chair, and ATM machine

Positive test case for refrigerator: ensuring that it maintains a temperature of 4°C or below
Negative test case for refrigerator: testing if it fails to maintain the set temperature
Positive test case for chair: ensuring that it provides proper lumbar support
Negative test case for chair: testing if it causes discomfort or pain after prolonged use
Positive test case for ATM machine: ensuring that it dispens...read more

Q2. Defn Black box and white box testing

Ans.

Black box testing is testing without knowledge of the internal workings of the system, while white box testing is testing with knowledge of the internal workings.

Black box testing focuses on the functionality of the system, while white box testing focuses on the code and internal structure.
Black box testing is often used for user acceptance testing, while white box testing is often used for unit testing.
Examples of black box testing include exploratory testing and regression ...read more

Q3. Defn Sdlc and Stlc.

Ans.

SDLC stands for Software Development Life Cycle and STLC stands for Software Testing Life Cycle.

SDLC is a process followed for software development from planning to deployment.
STLC is a process followed for software testing from planning to closure.
SDLC includes phases like requirements gathering, design, development, testing, deployment, and maintenance.
STLC includes phases like test planning, test design, test execution, and test closure.
Both SDLC and STLC are important for...read more

Q4. What is black box testing

Ans.

Black box testing is a software testing method where the internal structure or code of the application is not known to the tester.

Tester focuses on the functionality of the software without knowing its internal workings
Tests are based on the software requirements and specifications
Input data is provided and output is compared with expected results
Examples include system testing, acceptance testing, and regression testing

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Q5. What is regression testing

Ans.

Regression testing is the process of retesting a software application to ensure that new code changes have not adversely affected existing functionality.

Regression testing is performed after code changes to verify that the existing features still work correctly.
It helps in identifying any defects introduced by new code changes.
Automated testing tools are often used for regression testing to save time and effort.
Regression testing can be done manually as well, but it is more t...read more

Q6. Testing example

Ans.

As a Device Associate, can you give an example of testing?

One example of testing is performing functional testing on a mobile app to ensure all features are working as expected.
Another example is conducting regression testing on a software application after a new update or patch has been released.
Load testing can also be done to check how the system performs under heavy traffic or usage.
Usability testing can be performed to ensure that the user interface is intuitive and easy...read more

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