User Testing - Alpha, Beta, and Acceptance Testing

Why User Testing is Essential

1 pts

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User or customer testing is essential even after comprehensive system and release testing. What is the main reason that developers cannot replicate user testing?

Users have access to real production databases that developers cannot use

It is practically impossible for a developer to fully replicate the system's real working environment

Users have faster hardware that reveals performance issues invisible in the lab

Users can run tests faster than developers because they have more experience with the software

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Working Environment Effects on System Quality

1 pts

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Influences from the user's working environment can have major effects on which system characteristics? Select all that apply.

Source code structure

Usability

Performance

Number of classes in the design

Robustness

Reliability

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Three Types of User Testing

1 pts

Match each type of user testing to its correct description.

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Type

Alpha testing

Acceptance testing

Beta testing

Description

A selected group of users works closely with the development team to test early releases

A release is made available to a larger group of users to experiment and raise problems with developers

Customers test the system to decide whether it is ready to be accepted from the developer and deployed

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Alpha Testing Users

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Who are the users involved in alpha testing?

The complete user population for the deployed system

A selected group of users who work closely with the development team to test early releases

Only the developer's own staff members simulating end users

Any member of the public who downloads an early beta version

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Alpha Testing for Software Products

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Alpha testing is often used when developing software products or apps. Why are experienced product users willing to participate in alpha testing?

They are required to participate by their employment contracts

They are paid a fee by the software company for their testing participation

They gain early information about new system features that they can exploit, and it reduces risks from unanticipated changes

They want to help find bugs to receive credit in the software's release notes

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Beta Testing Purpose for Product Developers

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Beta testing is mostly used for software products used in many different settings. What is the specific reason beta testing is important for general-purpose software products, unlike custom software?

Beta testing is cheaper than alpha testing for large user populations

Beta testers are more experienced than alpha testers at finding defects

Beta testing is required by software quality certification bodies

There is no way for product developers to limit the software's operating environment, making wide-environment testing essential

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Acceptance Testing Purpose

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Acceptance testing is described as an inherent part of custom systems development. What is its fundamental purpose?

To allow customers to test the system using their own data and decide if it should be accepted from the developer

To provide final user training before the system goes live

To measure the total number of defects remaining in the system

To give the development team a final chance to fix bugs before delivery

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Classify User Testing Scenarios

1 pts

Classify each scenario into the correct type of user testing.

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Agile Methods and Acceptance Testing

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In agile methods such as Extreme Programming, how is acceptance testing handled differently from traditional separate-phase acceptance testing?

Acceptance testing is postponed until after the system is deployed to production

The end-user is embedded in the development team and defines tests (via user stories) that serve as acceptance tests; development does not proceed until these pass

Acceptance testing is eliminated entirely because agile teams deliver continuously

Acceptance testing is done only by the Scrum Master, not actual end users

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Challenge of Embedded Users in Agile Acceptance Testing

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The agile approach of embedding users in the development team has a significant practical challenge. What is it?

Embedded users are not legally permitted to access production data during testing

Agile teams lack the tools to automate user-defined acceptance tests

It is difficult to find 'typical' users willing to work full-time with a development team, so acceptance tests may not reflect real usage

Embedded users must learn programming to contribute to acceptance tests

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Why User Testing is Essential

Correct Answer

Explanation

Working Environment Effects on System Quality

Correct Answer

Explanation

Three Types of User Testing

Type

Description

Correct Answer

Explanation

Alpha Testing Users

Correct Answer

Explanation

Alpha Testing for Software Products

Correct Answer

Explanation

Beta Testing Purpose for Product Developers

Correct Answer

Explanation

Acceptance Testing Purpose

Correct Answer

Explanation

Classify User Testing Scenarios

drag and drop the selected option to the right place

Correct Answer

Explanation

Agile Methods and Acceptance Testing

Correct Answer

Explanation

Challenge of Embedded Users in Agile Acceptance Testing

Correct Answer

Explanation

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