WorksheetsUnit 1 - Group A
Total questions: 10
Worksheet time: 5mins
How many layers are there in OSI model?
6
7
8
5
Data unit at network layer is known as _
Bits
Frames
Segments
Packets
What is physical address?
IP address
Port address
MAC address
Specific address
What is logical address?
Internet Protocol address
Media access control address
Port address
Specific address
Data link layer is responsible for _ delivery of message.
Hop-to-hop
end-to-end
process-to-process
source-to-destination
Which layer is closest to the user?
physical
application
network
transport
presentation
TCP/IP is maintained by
IEEE
IETF
ISO
ICANN
Protocol at transport layer is
DHCP
IP
ARP
TCP
Layer in TCP/IP are
Link
Network
Transport
Application
Link
data link
transport
application
physical
network
session
presentation
link
network
presentation
application
In the mapping of TCP/IP and OSI model, the link layer in TCP/IP is mapped with _
data link and physical
data link and network
network and session
transport and network
