Computer Knowledge

User Interface and Interaction Design

1,493 Questions

This collection focuses on user interface design, human computer interaction, and usability evaluation. It covers design hierarchies, prototyping, and user feedback methods. These questions are ideal for computer science and IT competitive exams.

Usability evaluationDesign principlesPrototyping in UXHuman computer interactionData visualization

User Interface and Interaction Design Questions

Multiple choice

When is the facade design pattern being used?

  1. When a simple interface is required to access to a complex system.

  2. When the abstractions and implementations of a subsystem are tightly coupled.

  3. When there is need to separate an abstraction from its implementation.

  4. All of the above.

  5. Both (1) and (2).
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

These are the correct statements about the facade design pattern.

Multiple choice

Which of the following common mechanisms in the UML have a unique and direct graphical notation that provides a visual representation of the most important aspect of the element?

  1. Specifications

  2. Common divisions

  3. Adornments

  4. Extensibility mechanisms

  5. Analysis
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This common mechanism in the UML have a unique and direct graphical notation that provides a visual representation of the most important aspect of the element.

Multiple choice

Which of the following authentication tools consists of a question-answer dialog where the user responds to a set of pre-recorded questions or a token device that generates passwords or responses based on a pre-determined algorithm?

  1. Biometric authentication

  2. Out-of-band authentication

  3. Hardware tokens

  4. Challenge response

  5. Software tokens
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Challenge response activity consists of a question-answer dialog where the user responds to a set of pre-recorded questions, such as the mother's maiden name or a token device that generates passwords or responses based on a pre-determined algorithm.

Multiple choice

An e-commerce website needs to be fast and reliable to make it efficient in commercial perspective. In which sense does the site become faster and reliable?

  1. To deliver full contents to the customer

  2. To complete a given transaction reliably and quickly

  3. User-friendly buttons, which leads to faster and proper access to the product

  4. Faster access to the required product

  5. All of the above
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

All the properties listed above are correct.

Multiple choice

A _______ displays a list of program functions from which the user can choose one.

  1. collating sequence

  2. boolean operator

  3. menu

  4. relational operator
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A menu is a user interface element that displays a list of available program functions or options. Users select one item from the menu to invoke that specific function. Collating sequences determine character ordering, boolean operators combine logical conditions, and relational operators compare values - none of these display selectable function lists.

Multiple choice

An Application was created in which the various triggers were defined at the Form level, Block level, Item level. The Execution Hierarchy property of the Trigger defined at the Form level was set to Before, For the Block level trigger it was set to Before, For the Item level Trigger it was set to after. How would the various triggers fire, based on the execution Hierarchy?

  1. Firstly Block level then Form and in the last Item level trigger would fire

  2. Firstly Item level then Block level and in the last Form level

  3. Firstly Block level then Form level and in the last Item level.

  4. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Multiple choice

A query Record Group was created at design time. Which built-in can be used to execute the query defined in the Record Group object?

  1. ADD_GROUP_ROW

  2. POPULATE_GROUP

  3. ADD_GROUP_COLUMN

  4. SET_GROUP_SELECTION
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

POPULATE_GROUP executes the query associated with a query record group and populates it with data. This built-in is specifically designed for record groups created at design time or runtime that need to be populated from their defined query.