Select the correct alternative from the given choices. IP...

Select the correct alternative from the given choices.
IP address is $198.250 .144 .23$ and mask is $255.255$. $255.240$, find the class, network mask length and broadcast address?
(A) $128,198.250 .144 .31$
(B) $26,198.250 .144 .63$
(C) $30,198.250 .144 .3$
(D) $32,198.250 .144 .0$

Key Concepts

CIDR Notation and Network Mask Length

CIDR (Classless Inter-Domain Routing) notation is a compact representation of an IP address and its associated network mask. The network mask length, indicated after a slash (e.g., /28), specifies the number of consecutive bits in the subnet mask that are set to one, thereby defining the network portion of the address.

Broadcast Address Calculation

The broadcast address is used to send data to all hosts within a particular network segment. It is calculated by performing bitwise operations on the IP address and the subnet mask, typically by retaining the network portion and setting all host bits to one, which identifies the last address in the network range.

Subnet Mask

A subnet mask is used to partition an IP address into its network and host components. It consists of a series of consecutive ones followed by zeros in binary, which helps in identifying which portion of the IP address refers to the network and which part pertains to the individual hosts within that network.

IP Addressing

IP addressing is a system that assigns numerical labels to devices connected to a network. These labels, typically expressed in dotted decimal notation (for IPv4), are used to identify both the host and the network, serving as essential components for routing and communication between devices.

IP Address Classes

IP address classes refer to the historical system of dividing the IP address space into segments (Class A, B, C, etc.) based on fixed bits at the beginning of the address. This classification was originally used to designate the size of the network and the number of possible hosts, although modern networks more frequently use CIDR for more flexible subnetting.

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