Solve Practice questions of Computer Science

1. Decryption & Encryption of data are the responsibility of the ___ layer.

(A) Physical
(B) Data link
(C) Presentation
(D) Session
(E) Application

Answer :- (C) Presentation

---

2. LANs can be connected by devices called ____ which operate in the data link layer?

(A) Hub
(B) Bridges
(C) HDLC
(D) Tunnel
(E) None of these

Answer :- (B) Bridges

---

Click here to read more.....

---