Multiple choice

Which of the following services of application layer of OSI provides distributed database sources and access for global information about various objects and services?

  1. Network virtual terminal service

  2. File transfer access and management service

  3. Mail service

  4. Directory service

  5. Data security service

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This type of service of application layer of OSI provides distributed database sources and access for global information about various objects and services.