7.6.2.a is-card-number() function 341111111111111 7.6.2.a is-card-number() function You must see the value "true" for the Test 1, Test 2, and Test 3 output controls. You must see the value "false" for the Test 4, Test 5, and Test 6 output controls. Test 1 : Test 2 : Test 3 : Test 4 : Test 5 : Test 6 :