122 Best Programming Questions and Answers (Q&A) - ProProfs Discuss

Which of the following identifiers are invalid, Papername, Writername, Typename, Printname?

N. Kingsley, Writer
Answered: Jul 11, 2018

The answer to this is the Typename. This cannot be used as an identifier because it will not be able to communicate its meaning properly. If you truly want an identifier to be recognized, you...Read More

4 Answers

2682 views

What are the different types of real data type in C?

J. Harty, Writer
Answered: Feb 26, 2019

C language only accepts two data types namely primary data types and derived data types. The primary data types will come in the form of integer, character, void, and floating point. Derived data...Read More

2 Answers

2104 views

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

2082 views

How many instances of an abstract class can be created?

N. Kingsley, Writer
Answered: Aug 29, 2018

The answer to this is 0. You should remember that it is not possible to create an abstract class because you do not have all of the right implementations to make it happen. The abstract class...Read More

2 Answers

1989 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

1567 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

1407 views

Which code segment can be used to control when the dowork()method is called?

John Adney
Answered: Apr 18, 2017

Https...Read More

3 Answers

1315 views

What is the backdrop of a project called?

RichardLynch
Answered: Jan 19, 2025

Stage

****

1 Answer

1187 views

What is an object in Scratch which performs functions controlled by scripts?

RichardLynch
Answered: Jan 19, 2025

Sprite

****

1 Answer

1177 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

1107 views

What is the difference between coding and programming?

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

1052 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

999 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

974 views

Which type of trigger would the developer create in the given scenario?

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

834 views

What is a variable?

C.Evelyn
Answered: May 06, 2018

Variable is a portion of memory to store a determined value. According to its name, it is a value that can vary as per the conditions or the information passed to the program. Typically, a...Read More

3 Answers

783 views

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