Q1.

Given below are two statements:

Statement (I): In datagram networks - routers hold state information about connections

Statement (II): In virtual circuit network- each virtual circuit requires router table space per connection

In the light of the above statements, choose the most appropriate answer from the options given below:

Q2.

If universe of disclosure are all real numbers, then which of the following are true?

(A) ∃x ∀y (x + y = y)

(B) ∀x ∀y (((x ≥ 0) ∧ (y < 0) → (x - y > 0))

(C) ∃x ∃y (((x ≤ 0) ∧ (y ≤ 0) ∧ (x - y > 0))

(D) ∀x ∀y ((x ≠ 0) ∧ (y ≠ 0) ↔ (xy ≠ 0))

Choose the correct answer from the options given below: