Differentiate between simulation mode and real time mode used in packet tracer. When it is approriate to use the mode?

SOALAN 1 / QUESTION 1 (20 MARKAH / MARKS) a) Bezakan antara mod simulasi dan mod masa nyata yang digunakan dalam Packet Tracer. Bilakah sesuai untuk menggunakan mod tersebut? Differentiate between simulation mode and real-time mode used in Packet Tracer. When it is appropriate to use the mode? (4 markah / 4 marks) b) Bezakan peranan switch dan router. Pada lapisan mana peranti-peranti tersebut beroperasi? Distinguish the role of a switch and a router. At which layer those devices operates? (6 markah /6 marks) c) Apakah tujuan utama ARP? What is the primary purpose of ARP? (2 markah / 2 marks) d) Segmentasi berlaku pada lapisan rangkaian. Pada pendapat anda, mengapa segmentasi paket diperlukan? Segmentation occurs in the network layer. In your opinion, why segmentation of packet is needed? (3 markah/ 3 marks) e) Rujuk Rajah 1 di bawah. Refer to Figure 1 below. Switch1 D 10.55.5.11 10.55.5.8 10.55.5.9 10.55.5.10 ARP Table Host A Internet Address Physical Address Type 10.55.5.9 AA AA AA AA AA AA dynamic 10.55 5.10 BB:BBBB.BB.BB:BB dynamic Rajah 1 Figure 1 Sebuah switch dengan konfigurasi tertera menghubungkan empat hos. Jadual ARP untuk hos A ditunjukkan. Apa yang berlaku apabila hos A ingin menghantar paket IP ke hos D? A switch with a default configuration connects four hosts. The ARP table for host A is shown. Show what happens when host A wants to send an IP packet to host D? (5 markah / 5 marks)