Selected MCQ

Current Question
How many states can a qubit theoretically exist in at once?
  • A. 2
  • B. Many via superposition
  • C. 1
  • D. Infinite
Correct Answer: B
Explanation:
A qubit can exist in a superposition of states, effectively representing multiple values simultaneously.
Related Question 1
Which network tech supports many IoT devices over long ranges?
  • A. Wi-Fi 6
  • B. LoRaWAN
  • C. Bluetooth 5.0
  • D. Ethernet
Correct Answer: B
Explanation:
LoRaWAN is designed for long-range, low-power IoT sensor communications.
Related Question 2
In an IPv4 address, how many bits are there in total?
  • A. 16 bits
  • B. 32 bits
  • C. 64 bits
  • D. 128 bits
Correct Answer: B
Explanation:
IPv4 addresses consist of 32 bits.
Related Question 3
What is a quantum bit or qubit?
  • A. A byte in a quantum computer
  • B. A classical bit encoded with superconductors
  • C. The basic unit of quantum information that can be in a superposition
  • D. A binary digit stored in memory
Correct Answer: C
Explanation:
A qubit is a quantum version of a bit that can exist in a superposition of 0 and 1 states.