CS607 Quiz 3 by VU Topper RM

Q1. Vu-Topper RM (1 marks)

Backward chaining is more focused and tries to avoid exploring ____________ paths of reasoning. A. Different B. Searching C. Necessary

D. Unnecessary Page 128

Q2. Vu-Topper RM (1 marks)

Which of the following is correct CLIPS command to display the product of two numbers "5" and "3"?

1. (Printout t “Product of two number is “ (x 5 3))
2. (Printout t “Product of two number is “ (5 x 3))
3. (Printout t “Product of two number is “ (5 * 3))
4. (Printout t “Product of two number is “ (* 5 3))

Correct answer: (Printout t “Product of two number is “ (* 5 3))

Q3. Vu-Topper RM (1 marks)

Rule, which may have a priority in expert systems, is called A. Meta rule B. backward chain rule

C. Forward chain rule

D. Conflict resolution rule

Q4. Vu-Topper RM (1 marks)

According to De Morgan’s Laws: ~(A v B) = ? Note: “~” represents negation. A. ~A -> B

B. ~A ^ ~B Page 108

C. ~B -> A D. ~B -> ~A

Q5. Vu-Topper RM (1 marks)

The "part of the expert system that contains the problem facts that are discovered during the session" is called: A. System memory B. Reserved media

C. Working memory

D. Secondary storage

Q6. Vu-Topper RM (1 marks)

Speed of an expert system is _______ as compared to a human expert. A. Low

B. High Page 113

C. Medium D. Average

Q7. Vu-Topper RM (1 marks)

Which of the following command is used to see the added facts in CLIPS?

1. (fact)
2. Fact
3. (facts) Page 135
4. Deftemplate

Correct answer: (facts) Page 135

Q8. Vu-Topper RM (1 marks)

Within an expert system, the ______________ contains facts about a specific subject area and rules that express the reasoning procedures of an expert on the subject. A. Inference logic

B. Knowledge base

C. Inference engine D. Knowledge engineer

Q9. Vu-Topper RM (1 marks)

___________________ is the part of the system that controls the process of deriving conclusions. A. An object

B. A knowledge base Page 117

C. A database of facts D. An interpreter, or inference engine

Q10. Vu-Topper RM (1 marks)

Backward chaining, however, starts with the __________ and tries to reach down to all primitive nodes (marked by ‘?’), where information is sought from the user. A. Last state

B. Goal state

C. Transition state D. Intermediate state

Q11. Vu-Topper RM (1 marks)

In CLIPS, the Defrule construct is used to add _________. A. Facts

B. Rules Page 135

C. Agenda D. Principles

Q12. Vu-Topper RM (1 marks)

Implication can also be represented as (A͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢͢ → B )=?

1. ¬A ˅ B Page 118
2. ~A ∧B
3. A ν ~B
4. A ∧~B

Correct answer: ¬A ˅ B Page 118