$1.$ List and explain $5$ main network components$/$devices in a network environment and indicate the role of each.

$2.$ What are Network Protocols

$3.$ List and explain $5$ network protocols

$4.$ List and briefly explain the function of each of the layers in the OSI model.

$5.$ Define an IP address and briefly explain its significance in a computer network system.

$6.$ Identify the classes of IP addresses and indicate the range of each

$7.$ Differentiate between a Dynamic and Static IP address and give an example of a device that can be assigned a dynamic and Static IP address.

$8.$ Distinguish between TCP and IP

$9.$ Define DNS and DHCP$?$

$10.$ Differentiate between a Crossover cable and a Straight through network cable

a$.$ In terms of color code

b$.$ In terms of usage