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  5. TVB-450

Trailhead Virtual Bootcamp for Platform Developer I
TVB-450 Exam

Universal Containers wants to back up all of the data and attachments in its Salesforce org once month.
Which approach should a developer use to meet this requirement?

  1. Use the Data Loader command line.
  2. Create a Schedulable Apex class.
  3. Schedule a report.
  4. Define a Data Export scheduled job.

Answer(s): D

Explanation:

Scheduling a Data Export job is the best way to back up all the data and attachments in a Salesforce org once a month. The Data Export job can be scheduled to run at a certain frequency so that the data can be backed up on a regular basis. This makes it easy to restore the data in case of any emergency.



What can be used to override the Account's standard Edit button for Lightning Experience?

  1. Lightning action
  2. Lightning component
  3. Lightning page
  4. Lightning flow

Answer(s): B

Explanation:

A Lightning Component can be used to override the Account's standard Edit button for Lightning Experience. This allows the developer to create a custom page with custom fields and custom functionality that can be used instead of the standard Edit page. It also allows for the creation of custom navigation and buttons to make the user experience more intuitive and efficient.


Reference:

https://trailhead.salesforce.com/en/content/learn/projects/quick-start-lightning- components



When using SalesforceDX, what does a developer need to enable to create and manage scratch orgs?

  1. Production
  2. Dev Hub
  3. Environment Hub
  4. Sandbox

Answer(s): B

Explanation:

https://developer.salesforce.com/docs/atlas.en-
us.sfdx_dev.meta/sfdx_dev/sfdx_dev_scratch_orgs.htm

When using SalesforceDX, a developer needs to enable Dev Hub in order to create and manage scratch orgs. A Dev Hub is a special type of org used by developers to store source code and other development-related artifacts. It is also used to create and manage scratch orgs, which are temporary orgs used for development and testing.


Reference:

https://developer.salesforce.com/docs/atlas.en- us.sfdx_dev.meta/sfdx_dev/sfdx_dev_intro.htm



Refer to the following code snippet for an environment that has more than 200 Accounts belonging to the Technology' industry:



which three statements are accurate about debug logs? Choose 3 answers

  1. Debug log levels are cumulative, where FINE log level includes all events logged at the DEBUG, INFO, WARN, and ERROR levels.
  2. The maximum size of a debug log is 5 M
  3. Only the 20 most recent debug logs for a user are kept.
  4. Debug logs can be set for specific users, classes, and triggers.
  5. System debug logs are retained for 24 hours.

Answer(s): C,D,E




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