ISRO Quiz 2023 43

Consider the following statements regarding IEEE 802.11:

1) IEEE 802.11i, a part of the 802.11 standards, prescribe a data link–level security protocol.

2) It also goes by the trade name WPA2 (WIFI Protected Access 2).

3) It is a replacement for WEP (Wired Equivalent Privacy).

Which of the following statements is/are correct?

What is the output of the following program?

Consider the two functional dependency sets F & G

Which of the following is true?

If A = {a, b} and B = {1, 2, 3, 4}; then the cardinality of (A × B) ∩ (B × A) is ?

Let r be a root of the equation x² + 2x + 6 = 0.

Then the value of the expression (r + 2)(r + 3)(r + 4)(r + 5) is