USE CASE

WHAT IS USE CASE?

A use case is a methodology used in system analysis to identify, clarify, and organize system requirements.

The use case is made up of a set of possible sequences of interactions between systems and users in a particular environment and related to a particular goal.

WHAT IS USE CASE TESTING?

Use case testing is a technique that helps us identify test cases that exercise the whole system on a transaction by transaction basis from start to finish. … A  
use case is a description of a particular use of the system by an actor (a user of the system).

A use case is a description of a particular use of the system by an actor or user. It is used widely in developing tests at system or acceptance level.

                        TEST CASE

WHAT IS TEST CASE?

A test case is a document, which has a set of test data, preconditions, expected results and postconditions, developed for a particular test scenario in order to verify compliance against a specific requirement.

Test Case acts as the starting point for the test execution, and after applying a set of input values, the application has a definitive outcome and leaves the system at some end point or also known as execution postcondition.

     

       PROCESS OF ONE RUPEE COIN BOX

STEP1: Pick up the Handset

STEP2: Insert the coin

STEP3:When you get a busy tone, hang-up the receiver

STEP4:  Finish off the conversation and hang-up the receiver

STEP5: During the conversation, in case of a local call, (assume the duration is  of 60     sec), when 45 as are completed

STEP6: It should prompt you to insert another coin to continue by giving beeps

STEP7: In the above scenario, if another coin is insert 60 sec will be added to the counter.

STEP8: In the TC5 scenario, if you don't insert one more coin.The call gets ended.

STEP9: Pick up the receiver. Insert appropriate one rupee coin; Dial the number after hearing the ring tone. Assume it got connected and you are getting the ring tone. Immediately you end up the call.

STEP10:The inserted one rupee coin comes out of the exit door.