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Platform Developer I (PDI) pass4sure cram - PDI pdf vce & Platform Developer I (PDI) practice torrent

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Salesforce Platform Developer I (PDI) Sample Questions (Q158-Q163):

NEW QUESTION # 158
A company's engineering department is conducting a month-long test on the scalability of an in-house-developed software that requires a cluster of 100 or more servers. Which of the following models is the best to use?

A. BaaS
B. laaS
C. SaaS
D. PaaS

Answer: B

Explanation:
Infrastructure as a Service (IaaS) is the best model for the scenario described because it provides on-demand access to compute, storage, and networking resources that are ideal for a scalable server cluster. IaaS allows the engineering team to rent infrastructure resources without having to invest in physical hardware, making it perfect for temporary or fluctuating workloads, such as scalability testing.
Key Characteristics of IaaS:
Full control over the operating systems and applications running on the servers.
Flexible resource allocation to support high scalability.
Ideal for custom software testing where specific server configurations may be needed.
Why not the other options?
PaaS (Platform as a Service):
While PaaS is excellent for application development and deployment, it abstracts the infrastructure layer, which would limit the engineering team's control over the cluster's configuration.
SaaS (Software as a Service):
SaaS delivers fully managed applications, not infrastructure or testing environments. It's irrelevant for this use case.
BaaS (Backend as a Service):
BaaS is tailored to mobile or web application backend development, providing APIs and pre-built services, not infrastructure for a server cluster.
Platform Developer Reference:
While this question is broader than Salesforce-specific concepts, understanding IaaS vs. PaaS is relevant when working with Salesforce development. For example:
Salesforce operates as a PaaS (e.g., Force.com platform), allowing developers to build and deploy applications without managing underlying servers.
Testing scalability and performance at an infrastructure level (as in the question) would fall under IaaS concepts, which Salesforce developers might encounter when integrating external services or infrastructure like AWS, Azure, or Google Cloud.
This foundational knowledge complements your understanding of cloud services in the Salesforce ecosystem.

NEW QUESTION # 159
Which three resources in an Azure Component can contain JavaScript functions?

A. Renderer
B. Design
C. Style
D. helper
E. Controllers

Answer: A,D,E

NEW QUESTION # 160
A develop completed modification to a customized feature that is comprised of two elements:
Apex trigger
Trigger handler Apex class
What are two factors that the developer must take into account to properly deploy the modification to the production environment?

A. All methods in the test classes must use @isTest.
B. Test methods must be declared with the testMethod keyword.
C. At least one line of code must be executed for the Apex trigger.
D. Apex classes must have at least 75% code coverage org-wide.

Answer: C,D

NEW QUESTION # 161
Which feature should a developer use to update an inventory count on related Product records when the status of an Order is modified to indicate it is fulfilled?

A. Lightning component
B. Process Builder process
C. Visualforce page
D. Workflow rule

Answer: B

NEW QUESTION # 162
Universal Containers wants to assess the advantages of declarative development versus programmatic customization for specific use cases in its Salesforce implementation.
What are two characteristics of declarative development over programmatic customization?
Choose 2 answers

A. Declarative development can be done using the Setup UI.
B. Declarative code logic does not require maintenance or review.
C. Declarative development has higher design limits and query limits.
D. Declarative development does not require Apex test classes.

Answer: A,D

NEW QUESTION # 163
......

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