Exam 2: Knowledge Representation and Inference Mechanisms in Artificial Intelligence

There exists two way to infer using semantic networks in which knowledge is represented as Frames.

Graph used to represent semantic network is _____________

The performance of an agent can be improved by __________

Which form is called as a conjunction of disjunction of literals?

Which is used to compute the truth of any sentence?

A Term is either an individual constant (a 0-ary function), or a variable, or an n-ary function applied to n terms: F(t1 t2 ..tn).

Not only do formal logics allow representation of knowledge, but they also allow representation of knowledge Mechanisms for reasoning using a collection of well-defined manipulation rules Of Representations.

Which problem can frequently occur in backward chaining algorithm?

_________Graph is used to represent semantic network

What are Semantic Networks?

A _________ is used to demonstrate, on a purely syntactic basis, that one formula is a logical consequence of another formula.

What among the following constitutes the representation of the knowledge in different forms?

The formula or sentences that can be maid true by certain valuation function are called

Which of the following elements constitutes the frame structure?

What can be viewed as a single lateral of disjunction?

If a logic produces only true statements and does not produce any false statement it shows which of the following property

The basic inference mechanism in semantic network is to follow the links between the nodes.

From which rule does the modus ponens are derived?

First Order Logic is also known as ___________

What is the nature of the sentence: ?x ?y (TeacherOf(x,y) ? StudentOf(y,x))