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Programming Questions and Answers (Q&A)

Which declarative method helps to ensure quality data?
E. Stanley, Technical writer
Answered: Jul 17, 2018
Quality assurance is an important part of the business. You need to ensure the quality of your services but for that you need certain alerts. Workflow alerts include lookup filters and validation...Read More

6 Answers

1226 views
When would a developer use a custom controller instead of a controller extension?
Dimaprish
Answered: Apr 18, 2017
A custom controller is an Apex class that implements all of the logic for a page without leveraging a standard controller. Use custom controllers when you want your Visualforce page to run...Read More

2 Answers

886 views
Can we say that if class A inherits from class B, class B will be modified by inheritance?
Barry Mclean, Sales Manager
Answered: Dec 26, 2018
No. This is false. According to the previous answer, this is because of the wording of the problem. If class A is inheriting from class B, then class A will be affected by whatever they’re...Read More

2 Answers

832 views
What is a valid Apex?
Christian Jackson, Content Developer
Answered: Feb 01, 2019
There is no valid Apex statement out of all the choices that are available. You can try to input the different formulas and you will get the error message each time. The Apex statement is...Read More

4 Answers

684 views
Which kind of relationship would a developer use to relate the Account to the Warehouse? A company has a custom object named Warehouse. EachWarehouse record has a distinct record owner and is...
John Adney
Answered: Jun 27, 2017
When we define relationship in salesforce through custom fields there is no One-to-Many or Parent-Child relationship. It can be either Lookup or Master-Detail relationship. Also, in salesforce...Read More

6 Answers

640 views
What is an important consideration when developing in a multi-tenant environment?
Jason B. Elster
Answered: Apr 20, 2018
The term " software multitenancy" alludes to a software architecture in which a solitary example of software keeps running on a server and serves multiple tenants. An inhabitant is a gathering of...Read More

3 Answers

611 views
What is the characteristic of the lightning component framework?
D.Anthonyda
Answered: Feb 06, 2018
A lightning component framework has various characteristics, which includes option C and option D. A lightning component has an event-driven architecture and it also includes responsive comments....Read More

2 Answers

502 views
Which of the following is not logical operator?
Catherine halcombe
Answered: Oct 27, 2020
&

1 Answer

481 views
Which statements is unnecessary inside the unit test for the custom controller?
L. Brett, Sales Manager
Answered: Mar 28, 2019
The statement String nextPage = controller.save().getUrl(); is unnecessary inside the unit test for the custom controller. Like all Apex scripts, controller extensions and custom controllers...Read More

6 Answers

461 views
What must you do if "Syntax Error" appears?
John Smith
Answered: Oct 27, 2020
Check for flaws, edit, and rerun. It may be a programmer s error.

1 Answer

432 views
What does the query return if there is no Contact with the last name = 'Smith'? A developer has the following query: Contact c = [SELECT ID, firstname, lastname, email FROM Contact WHERE...
John Smith
Answered: Oct 27, 2020
An error that no rows are found

1 Answer

407 views
Which code segment can be used to control when the dowork()method is called?
John Adney
Answered: Oct 27, 2020
Https...Read More

3 Answers

396 views
What is the capability of a Standard Set Controller?
L.Steven
Answered: Jan 07, 2018
A standard set controller allows pages to update massive amounts of data and records seamlessly. What is usually a tedious task, requiring several hours’ worth of consistent effort, can be...Read More

2 Answers

383 views
Which type of trigger would the developer create? A developer needs to automatically populate the ReportsTo fieldin a Contact record based on the values of the related Accountand Department fields...
M. Porter, Senior Executive
Answered: Mar 28, 2019
The correct answer to this question is C, before insert. This question is in reference to Salesforce, which is a customer relationship management product, more commonly referred to as a CRM....Read More

5 Answers

361 views
How do you check the motor and sensor values on the EV3?
Tanyabsam
Answered: Oct 27, 2020
Using the Brick Apps (third menue)>Port View>Select the moror or sensor you want to view

1 Answer

358 views

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