Neural Networks Multiple Choice Questions on “ART″.
1. An auto – associative network is?
A. network in neural which contains feedback
B. network in neural which contains loops
C. network in neural which no loops
D. none of the mentioned
Answer: A
Clarification: An auto – associative network contains feedback.
2. What is true about sigmoidal neurons?
A. can accept any vectors of real numbers as input
B. outputs a real number between 0 and 1
C. they are the most common type of neurons
D. all of the mentioned
Answer: D
Clarification: These all statements itself defines sigmoidal neurons.
3. The bidirectional associative memory is similar in principle to?
A. hebb learning model
B. boltzman model
C. Papert model
D. none of the mentioned
Answer: D
Clarification: The bidirectional associative memory is similar in principle to Hopfield model.
4. What does ART stand for?
A. Automatic resonance theory
B. Artificial resonance theory
C. Adaptive resonance theory
D. None of the mentioned
Answer: C
Clarification: ART stand for Adaptive resonance theory.
5. What is the purpose of ART?
A. take care of approximation in a network
B. take care of update of weights
C. take care of pattern storage
D. none of the mentioned
Answer: D
Clarification: Adaptive resonance theory take care of stability plasticity dilemma.
6. hat type learning is involved in ART?
A. supervised
B. unsupervised
C. supervised and unsupervised
D. none of the mentioned
Answer: B
Clarification: CPN is a unsupervised learning.
7. What type of inputs does ART – 1 receives?
A. bipolar
B. binary
C. both bipolar and binary
D. none of the mentiobned
Answer: B
Clarification: ART – 1 receives only binary inputs.
8. A greater value of ‘p’ the vigilance parameter leads to?
A. small clusters
B. bigger clusters
C. no change
D. none of the mentioned
Answer: A
Clarification: Input samples associated with same neuron get reduced.
9. ART is made to tackle?
A. stability problem
B. hard problems
C. storage problems
D. none of the mentioned
Answer: D
Clarification: ART is made to tackle stability – plasticity dilemma.
10. What does vigilance parameter in ART determines?
A. number of possible outputs
B. number of desired outputs
C. number of acceptable inputs
D. none of the mentioned
Answer: D
Clarification: Vigilance parameter in ART determines the tolerance of matching process.