1. The first network that has planted the seeds of Internet was A. ARPANET B. NSFet C. Vnet D. Inet Ans: A
2. The communication mode that supports data in both directions at the same time is A. simplex B. half duplex C. full duplex D. multiplex Ans: C
3. In which switching technique, the message gets broken into small data packets? A. Circuit switching B. Packet switching C. Message switching D. Data switching Ans: B
4. Bank's ATM facility is an example of ............. A. LAN B. WAN C. Mixed networking D. Multipurpose networking Ans: B
5. A firewall operated by A. the pre-purchase phase B. isolated Intranet from Extranet C. screening packets to/from the network and provide controllable filtering of network traffic D. All the above Ans: C