Networking | WiFi Aptitude Questions and Answers

1) There are the following statements that are given below, which of them are correct about WiFi?

1. WiFi is used to create a wireless network that provides broadband coverage in the local area.
2. WiFi stands for Wireless Fiction.
3. It is based on the IEEE 802.11 standard.
4. We can create a wireless network in the limit area using WiFi.

Options:

1. A and B
2. A and C
3. A, C, and D
4. A, B, C, and D

2) In which year WiFi was introduced?

1. 1998
2. 2000
3. 2001
4. 2002

3) Which transmission mode is supported in the WiFi network?

1. Simplex
2. Half-duplex
3. Full duplex
4. None of the above

4) There are the following statements that are given below, which of them are correct about radio signals in WiFi communication?

1. Radio signals are transmitted by WiFi Antenna and received by WiFi receivers within the range of WiFI.
2. WiFi cards are used to read the WiFi signal and create connectivity between user and network.
3. Both of the above
4. None of the above

5) WiFi cards can be?

1. Internal
2. External
3. Both

6) There are the following statements that are given below, which of them are correct about the WiFi hotspot?

1. A WiFi hotspot is an area where devices like computers, mobile can access internet connection.
2. A WiFi hotspot can be created by installing a WiFi Access Point.
3. A WiFi access point can transmit signals in a limited area, know as the WiFi hotspot area.
4. All of the above

Options:

1. A and B
2. A and C
3. B and C
4. D

7) What is the full form of IEEE?

1. International Electronics and Electrical Engineers
2. International Electrical and Electronics Engineers
3. Institute of Electrical and Electronics Engineers
4. Institute of Electronics and Electrical Engineers

8) Which of the following are correct IEEE 802.11 network PHY standards?

1. 11a
2. 11b
3. 11p
4. 11y

Options:

1. A and B
2. A , B, and C
3. A, B, and D
4. A, B, C, and, D

9) Which of the following is the correct bandwidth of the IEEE 802.11b standard?

1. 22 MHz
2. 20 MHz
3. 30 MHz
4. 25 MHz

10) Which of the following is the correct frequency of the IEEE 802.11g standard?

1. 3.1 GHz
2. 3.5 GHz
3. 2.4 GHz
4. 4.0 GHz

11) Which of the following protocol(s) is/are used by IEEE 802.11 standards?

1. CSMA/CA
2. CSMA/CD
3. Both
4. None

12) What is the full form of CSMA/CA?

1. Carrier Sense Media Access with Collision Avoidance
2. Carrier Sense Multiple Access with Collision Avoidance
3. Carrier Sense Minimum Access with Collision Avoidance
4. Carrier Sense Maximum Access with Collision Avoidance

13) What is the full form of WSM?

1. WiFi Scheduled Multimedia
2. Wireless Scheduled Multimedia
3. Wireless Scheduled Media
4. WiFi Service Media

14) Which of the following security mechanism are used for the WiFi network?

1. WEP
2. WPA
3. WPA2
4. WPA3

Options:

1. A and C
2. A and B
3. A, B, and C
4. A, B, C, and D

15) Which of the following WiFi security mechanism is used TKIP?

1. WEP
2. WPA

16) LiFi is also a wireless technology?

1. Yes
2. No

17) What is the full form of TKIP?

1. Temporal Key Integrity Protocol
2. Temporary Key Integration Protocol
3. Template Key Internal Protocol
4. Temporary Key Internal Protocol

18) What is the full form of QPSK?

1. Quality Phase Shift Keying
2. Quadric Phase Shift Keying
3. Quadrature Phase Shift Keying
4. Quad Phase Shift Keying

19) Which of the following correct problems in WiFi technology?

1. Backward Compatibility
2. Interoperability
3. Security issues
4. None of the above

Options:

1. A and B
2. A and C
3. A, B, and C
4. D

20) What is the full form of LiFi?

1. Line Fidelity
2. Local Fidelity
3. Light Fidelity
4. Logical Fidelity