AZ-103 exam will have 40-60 questions. The AZ-103 exam duration will be exact for 180 minutes. You need to score at least 70 percent to clear the test. The exam cost would be different from the location you chose. AZ-103 certification will be valid for 2 years.
If you want preparation for the AZ-103 exam, you can enroll in this course on Microsoft Azure Training to clear the test.
You can watch this video to know about AZ-103 exam and Azure Administrator training course of Intellipaat: