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Severity And Priority-Difference Between Severity and Priority

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What is Severity?
Severity is defined as the "Impact of defect on a defect on software "Severity is a parameter which indicates the impact of the defect on the functionality of the application.
Basically, Severity means the seriousness of the defect on customer business. In software testing severity is set by the QA engineers.

Type of Defect Severity 
In software testing severity is divided into 5 parts which are listed below.

  • Blocker
  • Critical
  • Major
  • Minor
  • Trivial 
What is Priority?
Priority is defined as "Which defect is going to fix first, how soon the defect is going to fix or the order in which the bug will be fixed.
The high-priority defect should be fixed soon. In software testing, priority is set by the developer, Lead, and manager.

Types of Defect priority
In Software testing Defect priorities are divided in four-part
  • Highest 
  • High
  • medium
  • Low
Difference Between Severity and Priority 
The basic difference between severity and priority given below.

Severity: Severity is the impact of defect on software functionality.
Priority: Priority has defined the order in which the defect will fix.

Severity: severity divided into 5 types (Blocker, Critical, Major, Minor, Trivial )
Priority:Priority is divided into 4 types (Highest, high ,  Medium , and Low)

Severity: Test engineer the Set the severity level 
Priority: Manager Set the priority level.

Severity: Severity is related to the functionality or  Standard.
Priority: Priority is related to scheduling  

Severity: Severity means the impact of a defect on a business.
Priority: Priority means how soon the defect will be fixed.

Severity: Severity is set on the basis of technical aspects.
Priority: Priority is set on the basis of customer requirements. 

Example of priority and severity 
A basic example of severity and priority is given below 

 1) High priority and high severity.
On the login page when entering a valid user name and password and click on the login button if the page redirects to the error page then this type of defect consider a high priority and high severity defect.

 2) High Priority and low severity.
If there is a spelling mistake in the company name of any website consider a high priority and low severity defect.

 3) Low Priority and High Severity.
If the login page of any application does not work in another browser then this type of defect comes under Low priority and high severity.

 4) Low Priority and Low Severity.
If there is any spelling mistake in the confirmation message then this type of defect comes under the Low Severity and Low priority.

Hope !!! The above tutorial difference between priority and severity is helpful for you...

QA acharya 

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