Free Pegasystems PEGACPLSA88V1 Practice Exam with Questions & Answers | Set: 2

 Node Association: To control which nodes in a cluster an agent runs on, you need to associate the agent with specific node types. This ensures that the agent runs only on the nodes that match the specified type.

 Configuration: In the agent rule configuration, specify the node type under the "Node" settings. This allows for precise control over the agent's execution environment.

References:

Pega Academy: Configuring Agents for Node Types

Pega Documentation: Agent Configuration and Node Types

Separate Application for Reusable Component:

Placing the component in a separate application ensures modularity and reusability.

Departments can integrate with this application as needed, ensuring consistency and reducing redundancy.

Benefits:

Centralized maintenance and updates.

Easier to manage and deploy across various departments.

Avoids embedding the component directly in multiple applications, which could lead to version control issues.

References:

Pega Best Practices Guide

Pega Academy Course on Reusable Components and Modular Design

These answers and explanations have been verified according to the Pega Lead System Architect guidelines and best practices.

For implementing Dynamic Class Referencing (DCR):

VehicleDCR PageGroup (A):

Create a VehicleDCR PageGroup property where the vehicle type is used as the subscript.

Use the pyLabel property to store the class name, enabling dynamic referencing based on the vehicle type.

Implementation:

This setup allows for dynamic class referencing where different vehicle types can be managed within the same PageGroup structure, simplifying the dynamic handling of classes.

References:

Pega Dynamic Class Referencing Guide

Pega Property and Class Management Documentation

Summarize Function with Filter Condition After Aggregation:

Using a report with a summarize function on Quantity and a filter condition applied after aggregation ensures that the report accurately displays categories with more than 5 items ordered.

References:

Pega documentation on report definitions and aggregation functions outlines how to apply filters after summarizing data to meet reporting requirements.

Therefore, the correct answer is:

C. A report with a summarize function on Quantity and filter condition Sum (Quantity) > 5 that the system applies after aggregation.

 Indexing: Adding indexes to columns involved in equality comparisons can significantly improve query performance by reducing the need for full table scans.

 Implementation: Identify the columns frequently used in WHERE clauses and create indexes for these columns in the database. This optimization reduces query execution time and enhances overall application performance.

References:

Pega Academy: Database Optimization Techniques

Pega Documentation: Indexing Database Tables

The best solution for maintaining discounts in an e-commerce application by a business manager is:

List Landing Page with Default Data Sources (D):

A list landing page provides an intuitive interface for business users to view, manage, and update discount details. By defining default data sources, the data is automatically fetched and displayed, simplifying the maintenance process.

This approach ensures that business managers can easily access and modify discount information without needing deep technical knowledge.

References:

Pega Platform Help on Configuring Landing Pages

Content Security Policies (CSP) are defined to enhance the security of web applications by preventing the browser from loading content from untrusted sources. This helps mitigate cross-site scripting (XSS) and other code injection attacks.

Prevention of Untrusted Sources: CSPs are primarily used to specify which sources of content are trusted and can be loaded by the browser. This includes scripts, stylesheets, images, etc.

References:

Content Security Policy (CSP)

Add Justification to ARO Instances:

When configuring ARO instances, ensure that you add justifications whenever a privilege is not visible from the ARO’s ruleset. This improves transparency and adherence to security guidelines.

Navigate to the security settings in Pega and update the ARO instances accordingly.

Change Security Type for Activities:

For activities used for simulations, change their security type from "Activity" to "Utility". This aligns with best practices and reduces unnecessary warnings.

Update the security settings for these activities through the Pega Developer Studio.

When moving an application to Pega Cloud, network security configuration is crucial to ensure secure communication between the cloud environment and the on-premise systems. Proper network security measures, including VPNs, firewalls, and secure access protocols, need to be established to protect data integrity and confidentiality during and after the migration.

References:

Pega Cloud Services: Pega Cloud Environment Setup

Pega Cloud Security: Pega Cloud Security Best Practices

To improve performance when fetching data from an external source in a cloud-deployed application, you should configure the data page to use a predefined key. This approach allows the data to be loaded once and then accessed quickly for subsequent requests.

Understanding Data Pages in Pega:Data pages in Pega are used to cache data, so it doesn't have to be retrieved from the source every time it is needed. Using a predefined key means that the data page is loaded with specific data that can be reused.

Configuring Data Pages with Predefined Keys:

Step 1: Define a data page and configure it to use a key for accessing data.

Step 2: Ensure the data page is set to load on demand or at a specific point in the process.

Step 3: Once the data is loaded with the predefined key, subsequent accesses to this data page will be faster because the data is already available in the cache.

Advantages of Using Predefined Keys:This approach reduces the need to repeatedly fetch data from the external source, thereby improving performance and reducing network latency issues in cloud environments.

References:Pega Documentation on Data Pages and best practices for caching and data retrieval provides detailed steps and examples on how to configure data pages with predefined keys for optimized performance.