[Manish]

Please refer Link :https://help.salesforce.com/articleView?id=overview_security.htm&type=5

[Manish]

Please refer link : https://help.salesforce.com/articleView?id=admin_files_connect_google_auth.htm&type=5

[Manish]

Please refer lik :https://help.salesforce.com/articleView?id=remoteaccess_oauth_jwt_flow.htm&type=5

[Manish]

you can refer article: https://help.salesforce.com/articleView?id=quotes_create_pdf_selected_template.htm&type=5

[Manish]

Please refer link : https://help.salesforce.com/articleView?id=admin_roles.htm&type=5

[Manish]

You can refer link: https://www.infallibletechie.com/2012/12/difference-between-queue-and-public.html

[Manish]

Advertising Audiences allows customers to use Marketing Cloud data to target their digital advertising campaigns across various platforms. These platforms include Facebook, Instagram, Google Ads, LinkedIn, Twitter, and Pinterest.

[Manish]

Yes , You can use fliter.

[Manish]

Synchronized Data Extensions and its relationships.

[Manish]

Predictive Intelligence is a method of delivering experiences unique to each individual. It enables marketers to observe customer behavior, and with every action taken, build a profile of customer preferences.

[Manish]

Chatter.

[Manish]

you can refer : https://help.salesforce.com/articleView?id=mc_co_multi_org_account_configuration.htm&type=5

[Manish]

CalloutException: You have uncommitted work pending. Please commit or rollback before calling out” occurs when you first perfrom callout and then DML in same transaction. To resolve this issue you need to perform DML in future method so your callout and DML will be in different transaction.

[Manish]

Test.setPage() method is used to set the context to current page, normally used for testing the visual force controller in test classes.

[Manish]

• Knowledge is contextual and it can be re-used.
• Benefits of knowledge obtained only if it is applied.
• The values of knowledge may change over time.
• Knowledge has to be renewed or maintained.
• It can be difficult to transfer, capture and distribute knowledge.
• It is developed through learning processes.

[Manish]

ApexDoc is a java app that you can use to document your Salesforce Apex classes. You tell ApexDoc where your class files are, and it will generate a set of static HTML pages that fully document each class, including its properties and methods.

[Manish]

How to use Set in Salesforce

1. Syntax:
2. Creating a set: Set<DataType> variable name=new Set<DataType>(); ...
3. add(SetElement): It inserts an element into the Set. ...
4. addAll(fromlist|fromset): It inserts list of elements or set of elements into the set.
5. remove(Element): It deletes the element from the set.
6. removeAll(List|Set): ...
7. contains(Element): ...
8. size():

[Manish]

Salesforce provides a WSDL (Web Service Description Language) files. They are called 'Enterprise WSDL' and 'Partner WSDL'. A WSDL is an XML-document which contains a standardized description on how to communicate using a web service (the Salesforce API is exposed as a web service)

[Manish]

From Setup, enter Custom Settings in the Quick Find box, then select Custom Settings, then click the name of the custom setting you'd like to view....While viewing a custom setting, you can:

1. To change a custom setting, click Edit.
2. To delete a custom setting, click Delete. ...
3. To add data to a custom setting, click Manage.

[Manish]

Get things rolling by uploading the spreadsheet to your Salesforce org.

1. Open this spreadsheet and save it. ...
2. Click the setup cog. ...
3. Click the Object Manager tab.
4. Click Create.
5. Select Custom Object from Spreadsheet.
6. Click Log in with Salesforce.

[Manish]

URL Hack in Lightning to Pre-populate fields

1. Get the standard Lightning URL that salesforce construct when creating new Record.
2. Identify the fields and their API Name that you want to pre-populates.
3. Assign the Target fields(The field you want to prepopulate) to Value Pair for the additional fields to be populated.
4. Create a custom URL button.

[Manish]

Test Your Deployment Container

1. Open the Developer Console by clicking the Setup gear, then Developer Console.
2. In the Developer Console, click File | New | Apex Class.
3. Name the class DeploymentTest and click OK.
4. Get rid of any existing code, and copy and paste the following example code in its place.

[Manish]

Commit; Commit is used to permanently save any transaaction into database and once strored, and it can not be rolled back.

[Manish]

setSavepoint() is used to define a point at which DML operations can be rolled back. If any error occurs during DML Operations, that contains many statements, the application will be rolled back to the most recent save point and the entire transaction will not be aborted.

[Manish]

you cana refer the link:
https://help.salesforce.com/articleView?id=fields_creating_picklists.htm&type=5