1. What is PeopleSoft?
PeopleSoft is an ERP (Enterprise Resource Planning) software suite developed by Oracle Corporation. It provides various applications for managing business processes such as financial management, human capital management, supply chain management, customer relationship management, and more.

2. What are the major components of PeopleSoft architecture?
The major components of PeopleSoft architecture are:
– Application Server
– Web Server
– Database Server
– Batch Server
– Process Scheduler Server
– PeopleSoft Clients

3. What is the difference between PeopleTools and PeopleSoft?
PeopleTools is the underlying technology platform used to develop and customize PeopleSoft applications. PeopleSoft refers to the suite of enterprise applications and modules developed using PeopleTools.

4. What is the PeopleSoft Process Scheduler?
PeopleSoft Process Scheduler is a component that allows scheduling and running of batch processes in PeopleSoft applications. It enables automation of repetitive tasks, job scheduling, and efficient utilization of system resources.

5. Explain the key building blocks of PeopleSoft Application Designer.
The key building blocks of PeopleSoft Application Designer are:
– Record Definitions
– Page Definitions
– Component Definitions
– Menu Definitions
– PeopleCode
– Application Engine Programs

6. What is PeopleCode?
PeopleCode is a proprietary programming language used in PeopleSoft to write business logic and customize PeopleSoft applications. It is similar to other programming languages and used to manipulate and validate data, trigger events, and perform calculations.

7. What is an AE program in PeopleSoft?
AE (Application Engine) program in PeopleSoft is a batch processing tool used for complex, long-running, and data-intensive processes. It allows developers to define a series of predefined steps and actions to be executed in a specific sequence.

8. Explain the concept of PeopleSoft Component Interface.
PeopleSoft Component Interface is a programming interface that allows external applications to interact with PeopleSoft applications. It provides a way to access and manipulate PeopleSoft business data using specific methods and properties.

9. Describe the importance of Application Engine State records.
Application Engine State records are used to store temporary information during Application Engine program execution. They store values that are not saved to the database and can be used for record-level processing, error handling, and application logic decision-making.

10. What are the different types of PeopleSoft tables?
There are four types of PeopleSoft tables:
– Control Tables: Store system-wide configuration data.
– Transactional Tables: Store business data and transactional information.
– Temporary Tables: Used for temporary storage and calculations during program execution.
– Security Tables: Store user access and security-related information.

11. Explain the role of the Application Server in PeopleSoft.
The Application Server in PeopleSoft is responsible for processing the logic defined in PeopleSoft applications. It handles tasks such as data manipulation, business logic execution, and generating dynamic views and pages for client access.

12. What is a PeopleSoft configuration file?
A PeopleSoft configuration file is a text file that contains important settings and configurations related to the PeopleSoft application environment. It includes database connection details, application server settings, web server settings, and other system parameters.

13. What is the purpose of PeopleSoft Integration Broker?
PeopleSoft Integration Broker is a middleware technology that facilitates real-time integration between PeopleSoft applications and external systems. It allows seamless data exchange through various protocols like SOAP, XML, and REST and supports both synchronous and asynchronous messaging.

14. Mention the primary components of PeopleSoft Application Server Domain.
The primary components of a PeopleSoft Application Server Domain are:
– Application Server
– Process Scheduler
– Gateway
– Jolt Listener
– Security Server

15. Explain the concept of Component Interface.
Component Interface in PeopleSoft is an object-oriented interface that encapsulates the behavior and data of a PeopleSoft component. It allows external systems to interact with PeopleSoft components programmatically, emulating user actions and performing CRUD operations.

16. What is the importance of PSACCESSPRFL table?
The PSACCESSPRFL table stores user profiles and permission lists in PeopleSoft. It plays a crucial role in managing user access privileges and controlling security settings for different roles and responsibilities.

17. Describe the role of the Web Server in PeopleSoft architecture.
The Web Server in PeopleSoft architecture is responsible for handling user requests and serving web pages or application interfaces to web browsers. It acts as an interface between the user and the application server, handling HTTP requests and responses.

18. How does PeopleSoft handle security and user authentication?
PeopleSoft provides a multi-tiered security model that includes authentication, role-based access control, permission lists, and user profiles. It supports various authentication methods such as password-based authentication, single sign-on (SSO), and LDAP integration.

19. What is the usage of PSINDEXES table in PeopleSoft?
The PSINDEXES table in PeopleSoft stores information about the indexes created on PeopleSoft tables. It helps optimize database performance by providing metadata about table indexes and their usage.

20. How can you handle error messages in PeopleCode?
In PeopleCode, error messages can be handled using functions like MessageBox, Error, Warning, and Confirm. These functions allow displaying custom messages, handling exceptions, and providing feedback to the end users.

1. What is Application Designer in PeopleSoft?
Application Designer is a PeopleSoft development tool that is used to design and modify PeopleSoft applications. It allows developers to create application components, such as pages, records, fields, and PeopleCode.

2. What is Component Interface?
Component Interface is a PeopleSoft tool that provides an interface to PeopleSoft components. It allows external systems to interact with PeopleSoft applications through a set of methods and properties.

3. Explain the PeopleSoft Integration Broker.
PeopleSoft Integration Broker is a middleware technology that enables communication and integration between PeopleSoft applications and external systems. It allows for both synchronous and asynchronous communication using various protocols such as HTTP, XML, and SOAP.

4. What is a Derived Field in PeopleSoft?
A Derived Field in PeopleSoft is a field that is calculated at runtime based on the values of other fields. It allows developers to perform complex calculations and transformations on data without storing the calculated value in the database.

5. What is the difference between Rowset and Rowset Scroll?
Rowset represents a set of rows in a PeopleSoft component, whereas Rowset Scroll is used to navigate through the rows in a Rowset. Rowset Scroll provides methods such as First, Last, Next, and Previous to move to different rows within the Rowset.

6. What are Temp Tables in PeopleSoft?
Temp Tables in PeopleSoft are temporary tables that are created and used during the execution of an application program. They are typically used to store intermediate results or to pass data between different steps of a program.

7. What is the Component Buffer in PeopleSoft?
The Component Buffer is an in-memory representation of a PeopleSoft component. It contains all the data and metadata associated with the component, such as records, fields, and PeopleCode.

8. What is the significance of State Record in PeopleSoft?
A State Record in PeopleSoft is a record that is used to store data across different steps or pages of a component. It allows developers to maintain the state of a component and pass data between different parts of the component.

9. Explain PeopleCode.
PeopleCode is a proprietary language used for customizing and extending PeopleSoft applications. It is similar to other scripting languages such as JavaScript and allows developers to write business logic, perform data validation, and manipulate PeopleSoft component data.

10. What are Menu Definitions in PeopleSoft?
Menu Definitions in PeopleSoft are used to define the navigation structure of the application and provide users with access to various components and pages. They allow for the creation of hierarchical menus with different levels of submenus.

11. What is the significance of an Application Engine?
Application Engine is a batch processing tool in PeopleSoft that allows developers to automate complex application processes. It provides a graphical interface to define the flow and logic of the batch process, which can include multiple steps and conditional branching.

12. What is the difference between SaveEdit and FieldEdit events in PeopleCode?
SaveEdit event is triggered when a user saves a page or presses the save button, whereas FieldEdit event is triggered when a user leaves a field or changes its value. SaveEdit event is typically used for field-level validation, whereas FieldEdit event is used for data manipulation and field-level computations.

13. Explain the Component Interface Tester.
The Component Interface Tester is a PeopleSoft tool that allows developers to test and debug Component Interfaces. It provides a user-friendly interface to simulate external system calls and validate the behavior of the Component Interface.

14. What is the Role of Application Messaging in PeopleSoft?
Application Messaging in PeopleSoft is used to enable communication and data exchange between PeopleSoft applications and external systems. It provides a publish-and-subscribe model, where messages can be published by one system and subscribed to by other systems.

15. Explain the concept of PeopleSoft Security.
PeopleSoft Security refers to the system of controlling access to PeopleSoft applications and data. It includes user authentication, authorization, and data-level security. PeopleSoft Security allows administrators to define roles, permissions, and access controls for different user groups.

16. What are PeopleSoft Fluid Pages?
PeopleSoft Fluid Pages are a responsive and mobile-friendly user interface design in PeopleSoft applications. They are designed to provide a consistent user experience across different devices and screen sizes.

17. What is the use of the Event Mapping framework in PeopleSoft?
The Event Mapping framework in PeopleSoft allows developers to customize and extend PeopleSoft applications without modifying delivered code. It provides a way to map events in PeopleCode to custom PeopleCode programs or PeopleSoft Application Classes.

18. What is the Component Interface Collection?
The Component Interface Collection is a set of related Component Interfaces in PeopleSoft. It allows developers to group multiple Component Interfaces together and perform operations on them as a batch.

19. Explain PeopleSoft Workflow.
PeopleSoft Workflow is a tool that allows developers to define and automate business processes in PeopleSoft applications. It provides a graphical interface to design workflows with various steps, conditions, and notifications.

20. What is the significance of Integration Broker Configuration?
Integration Broker Configuration in PeopleSoft is used to set up and manage the integration between PeopleSoft applications and external systems. It involves configuring various components, such as gateways, routings, service operations, and security settings, to enable seamless communication between systems.