Underwater Networking
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Underwater Networking
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25 Questions

1. __________systems are envisioned for stand-alone applications
2. Analog-to-analog conversion is needed if the available bandwidth is _______.
3. A potential solution is the use of a mobile autonomous underwater vehicle (AUV) equipped with an _______ to gather data from the sensors.
4. A specific re al-time spatio-temporal database management must be coupled with a specific archivin g management for the Acoustic Sensor Networks called
5. Twisted pair cable is divided into
6. The threshold of human hearing is
7. For attenuation of high frequencies we should use
8. Digital data refers to information that is
9. Optical fibers came into existence by
10. Is a cable is to be designed for use on 1000 kV, which insulation would you prefer ?
11. The speed of light in plastic compared to the speed of light in air is
12. Signals can be deterministically separated in _________
13. ACK is the acronym for
14. In radio transmission, the medium of transmission is-----------------
15. The ___ is having the three layers, namely sensor-layer,AUV-layer,and surface-layer.
16. The Three-dimensional Underwater Sensor Networks are commonly used for ________
17. Primary (P) Seismic Waves can pass through ____________________________.
18. Bit rate is in
19. _______ is a data structure that improves the speed of data retrieval operations on a database table at the cost of additional writes and storage space to maintain the index data structure.
20. Ocean bottom sensor nodes are deemed to enable applications for
21. ______is also an important design criterion as the energy consumption of acoustic modems is generally in the range 1-100 watts while transmitting.
22. ________ is one of the website provide the sea level temperature for all parts of the world attached with sea.
23. The most common technique to change an analog signal to digital data is called __________.
24. Adding automatic feedback control for robustness and automation in Ocean grounds id called as
25. ___________ is used as a medium of communication under water.

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