Tag: Salesforce Interview Questions. sfdc interview question

Salesforce Answers, Salesforce Interview Question – part 6

Salesforce Answers, Salesforce Interview Question.

Salesforce Questions and Answers.

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61. How to merge duplicates without going for third Party tools?

Click on the Tab and go to Tools section, we can find the Merge option.

62. How many ways we can do deployment?

There are three ways to do deployment.

  1. By using change Sets.
  2. By using Force.com IDE tool(Eclipse).
  3. By using Force.com Migration toolkit.

63. What is the best practice you are using while coding?

  • Bulkify your code: Bulkifying Apex code refers to the concept of making sure the code properly handles more than one record at a time. When we try to load the link of the records using the Data Loaders, then we make sure that code will satisfy.
  • Avoid SOQL Queries inside For loops: When queries are placed inside a for loop, a query is executed on each interaction and the governor limit is easily reached. Instead move the SOQL query outside of the for loop and retrieve all the necessary data in a single query.
  • Avoid Multiple Triggers on the Same Object: Write the Single Trigger on the each object and write the logic in the classes and call that classes in the triggers.
  • use of the Limits Apex Methods to avoid Hitting Governor Limits.
  • Avoid hardcoding IDs.

64. What is the MVC design pattern in Salesforce.com?

Model View Controller (MVC) design pattern is the one of the most popular design pattern which contains three modules.

  1. Model.
  2. View.
  3. Controller.
  • Model: What Schema and Data does salesforce uses to represent the system completely. In Salesforce, we can say that sObject are the model.
    • Example: Sobjects, Apex Classes.
  • View: How the Schema and data is represented. Visualforce is used to present the data to users.
    • Example: Pages, Components.
  • Controller: How the interface actions. Controllers are used to perform the actions whenever users interact with Visualforce.
    • Example: Standard, Custom(Apex).

65. How many records we can display in the particular report?

Any number of records.

66. What are the data components in the Dashboards?

The following are the Data Components in the Dashboards.

  1. Horizontal Bar Chart.
  2. Vertical bar Chart.
  3. Line Chart.
  4. Pie Chart.
  5. Donut Chart.
  6. Funnel Chart.
  7. Gauge Chart.
  8. Metric.
  9. Table.

Note: The Components of the Dashboard that use the Grand Totals is Metric and Gauge.

67. How to call method in VF page?

We have a attribute called action in the <apex:commnadbutton> tag in the VF page.

<apex:commandButton action=”{!save}” value=”Save” id=”theButton”/>.

68. How much code coverage we can do for a Test Class?

  • 75%.

69. What is the Formula Filed?

A read-only field that derives its value from a formula expression which we define. The formula filed is updates when any of the source field change.

70. Mention the names of Standard Controllers?

  • Accounts.
  • Contacts.
  • Opportunities.
  • Leads…etc.

80. What are the actions in Workflow?

  • Tasks.
  • Email Alert.
  • Field Update.
  • Outbound Message.

81. Can we delete a record using the Workflow?

  • No.

82. What is the validation Rule?

  • Validation rule verify that the data a user enters in a record meets the standards we specify before the user can save the record.
  • Validation rule also included the error message to display to the user when the rule returns a value of the true due to an invalid value.

83. If we don’t have 75%code coverage, can we move it from one sandbox to another sandbox?

Yes, we can move a class from one Sandbox to another sandbox. But if we want to move a class from sandbox to environment we need to have a Test Class with a minimum of code coverage should be 75%.

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SFDC Interview Questions, SFDC FAQ – Part 7

SFDC Interview Questions and Answers.

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66. What are the Data Components in the Dashboards?

The following are the Data Components in the dashboards.

  • Horizontal Bar Chart.
  • Line Chart.
  • Pie Chart.
  • Donut Chart.
  • Funnel Chart.
  • Gauge Chart.
  • Metric.
  • Table.

Note : The Components of the dashboard that use the Grand Totals is Metric and Guage.

67. How to call method in the VF page?

  • We have a attribute called action in the <apex:commnadbutton> tag in the VF page.

<apex:commandButton action=”{!save}” value=”save” id=”theButton”/>.

68. How much code coverage we can do for a Test Classes?

  • 75%.

69. What is the Formula Field?

  • A read-only field that derives its value from a formula expression which we define. The formula field is updated when any of the source fields change.

70. Mention the names of Standard Controllers?

  • Accounts, Contacts, Opportunities, Leads…etc.(all Standard and custom objects).

71. What are the actions in the Workflow?

  • Task.
  • Email Alert.
  • Field Update.
  • Outbound Messages.

72. Can we delete a record using the Workflow?

  • No.

73. What is the validation rule?

  • Validation Rules verify that the data a user enters in a record meets the standards we specify before the user can save the record.
  • Validation rule also included the error message to display to the user when the rule returns a value of true due to an invalid value.

74. If we don’t have 75% code coverage, can we move it from one sandbox to another sandbox?

  • Yes, we can move a class from one sandbox to another sandbox. But if we want to move a class from sandbox to production environment we need to have a Test Class with a minimum of code coverage should be 75%.

75. Can we have duplicates in the External ID?

  • No

76. Which method in custom settings returns list of records?

  • getAll().

77. What are the context variables in Triggers?

  • Trigger.new, Trigger.old.
  • Trigger.NewMap, Trigger.OldMap.
  • isInsert, isUpdate, isDelete, isBefore, isAfter, isUndelete.

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Salesforce Interview Question – Part 8

Salesforce Interview Question – Part 8

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78. What is the Bulk Triggers?

  • All the triggers are bulk triggers by default, and can process multiple records at a time. We should always plan on processing more than one record at a time.

79. What is the difference between giving with sharing and without sharing while creating a class?

  • The class with sharing means we are enabling the access to the profiles. The class without sharing means we are disabling the access to the profiles.

80. Can we put list in the Map?

  • Yes, we can put list in the Map. Please find the code below.

Map<Id, List<Opportunity>> MapList=New Map<Id, List<Opportunity>>();

81. What is the Rollup Summary?

  • A read-only field that displays the sum, minimum, or maximum value of a field in a related list or the record count of all records listed in a related list.

82. How can we implement a scheduler in Force.com?

  • In Force.com we have a concept of scheduling the apex. We can write a block of code which can be scheduled at particular point of time in a week.

83. What are the different types of the trigger events?

An event in a trigger refers to a situation when the trigger gets fired.

  • Before Insert: Before inserting the record into the database, the trigger will be fired.
  • Before Update: Before deleting a record, trigger will be fired.
  • Before Delete: Before Deleting the record, trigger will be fired.
  • After Insert: After Inserting a newly entered record into database, the trigger will be fired.
  • After Update: After modifying the record once it is saved to database. the trigger will be fired.
  • After Delete: After Deleting a record, if user need to perform any action, he can fire the trigger using this after delete event.
  • After Undelete: Once the record gets deleted, it will be sent to recycle bin to its respective object and the transaction is done.

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Salesforce FAQ, SFDC Interview Questions – Part 5

Salesforce FAQ, SFDC Interview Questions – Part 5.

Salesforce interview Question asked in 2014 and 2015 in different companies.

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51. Can we create a user without assigning the profile?

No, because while creating the user, selection of profiles is mandatory thing.

52. How many ways we can make a filed required?

There are three ways to make a filed required. They are

  1. While creating a filed.
  2. Using Page Layout and using Validation Rules.
  3. FLS(doubt).

53. How many ways we can create visualforce page?

There are two ways to create a visualforce page. They are

  1. By using the URL.
  2. By using the path setup=> Develop=> Pages.

54. What are the assignment Rules?

Assignment Rules are used to automate organization’s lead generation and support processes.

  • Lead Assignment Rules specify how leads are assigned to users or queues as they are created manually, captured from the web, or imported via the lead import wizard.
  • Case Assignment Rules determine how cases are assigned to users or put into queues as they are created manually, using Web-to-Case.

55. What are the types of Relationships?

  1. Master- Detail.
  2. Lookup.
  3. Many to Many.
  4. Hierarchical.

56. Can we delete the user from Salesforce?

As per now, Salesforce does not allow to delete any user, how ever we can deactivate the user.

57. How to create the Many to Many relationships between object?

Create one custom object, which should have auto number as unique identification and create two Master- Detail relationships for this object. And this Object is called as Junction object.

58. What is Cross Object Formula?

Cross-Object Formula can reference merge fields from a master(“parent”) object if an object is on the detail side of a master-details relationship. We can reference fields from object that are up to ten relationships. We can able to insert related Object data into a formula.

59. How to hide a tab for an User?

By Profiles we can hide a tab from a user.

Use “Tab Hidden” setting for Tab Hide.

60. What is an External ID?

External ID are used when we interacting with a external systems. It will act as unique identifier. We can define 3 external ID fields per object. These are the data types of fields.

  • Number.
  • Text.
  • Email.

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