| 1 |
Li-Fi is a wirless optical networking technology that uses....... for data transmission |
- A. Fiber optic cable
- B. Coaxial cable
- C. LEDs
- D. None of these
|
| 2 |
In the ........... network , computers are not physically connected. |
- A. WAN
- B. LAN
- C. MAN
- D. None of these
|
| 3 |
Data is transferred using some ..... or.............media |
- A. Wired
- B. Wireless
- C. Both a and b
- D. None of these
|
| 4 |
WiFi stand for |
- A. Wired Fidelity
- B. Wireless Fidelity
- C. Wired Function
- D. None of these
|
| 5 |
A ------------ network is a radio network distributed over a vast area through hexagonal cell |
- A. Li-Fi
- B. Wi-Fi
- C. Satellite
- D. Cellular
|
| 6 |
By------------ there are expected to be 41 billion LOT devices. |
- A. 2023
- B. 2025
- C. 2027
- D. 2029
|
| 7 |
Which of the following example of embedded system include. |
- A. MP3 Players
- B. Smart watches
- C. Digital Cameras
- D. All of these
|
| 8 |
Physical media is also called.......... or........ |
- A. Guided media
- B. Bounded media
- C. Both of above
- D. None of these
|
| 9 |
Bluetooth is anothe rimportant...... range wireless communication system. |
- A. Low
- B. Mid
- C. High
- D. Side
|
| 10 |
The electromagnetic ways that travel through open space in all direction is called. |
- A. Micro waves
- B. Radio waves
- C. Infrared waves
- D. All of these
|