Network Layer

A network layer is concerned with ____ of data

• frames

• packets

• bits

• bytes

Router operates in which layer of OSI model?

• Layer 1

• Layer 3

• Layer 4

• Layer 7

How many bits make up an IPv4 address?

• 8

• 16

• 32

• 64

129.11.11.239 will be 10000001 00001011 00001011 11101111 is the change notation of ____ to ____

• binary notation to dotted-decimal notation

• decimal notation to dotted-decimal notation

• dotted-decimal notation to binary notation

• binary notation to decimal notation

Which of the following are network layer protocols?

• TCP

• UDP

• HTTP

• IPV6

Why is IPV6 preferred over IPv4?

• Better performance in terms of subnetting

• 
  Increased address space

• Support higher transmission speed

• 
  Suitable for both wired and wireless networks

Which statement accurately describes a characteristics of IPv4?

• • All IPv4 addresses are assignable to hosts.

• An IPv4 header has fewer fields than an IPv6 header has

• IPv4 natively supports IPsec

• IPv4 has a 32 bits address space

Which layer of the OSI model is responsible for logical addressing of packet?

10000001 00001011 00001011 11101111 is the example of ____ notation

• dotted-decimal notation

• binary notation

• decimal notation

• none of the answer

IPv6 consists of ___ bits

• 32

• 64

• 128

• 256