1. A url is a ____-part addressing scheme

2. One task of the ____ layer in a lan is to handle error detection using a crc.

3. In a ring network, each workstation acts as a(n) ____ for the transmission.

4. A protocol analyzer is also known as ____.

5. ________ is a method for addressing, creating, updating, or querying relational databases.

6. Select correct type of line configuration:

7. Half duplex means data transferred and received but not at the same time:

8. Star topology does not allow direct traffic between devices:

9. Which network has connectivity range up to 10 meters?

10. OSI model means:

11. Data communications system depends on four fundamental characteristics.

12. Select the wrong data communication system component:

13. For data communications to occur, the communicating devices must be part of a communication system made up of a combination of?

14. Time required for a message to travel from one device to another:

15. 00 represented by which pixel:

16. A data communications system has how many components:

17. Correct method for full duplex mode of communication:

18. What is Unicode?

19. We often need more throughput and less delay:

20. If one link fails, only that link is affected. All other links remain active. Which topology does this?