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WorksheetsC4: Computer Networks and Internet
Total questions: 16
Worksheet time: 8mins
The TCP/IP model has _______ layers.
5
6
7
8
The _______ layer of the TCP/IP protocol suite provides services for end users.
data-link
transport
application
physical
The _______ layer of the TCP/IP protocol suite transmits a bit stream over a physical medium.
physical
network
data-link
session
The _______ layer of the TCP/IP protocol suite is responsible for node-to-node delivery of a frame between two adjacent nodes.
transport
network
datalink
session
The _______ layer of the TCP/IP protocol suite is responsible for source-to-destination delivery of the entire message.
transport
network
data-link
session
What is the domain name in the e mail address kayla@nasa.gov?
Which physical topology uses a hub or switch?
bus
ring
star
bus and ring
IPv4 addresses are currently _______ bits in length
4
8
32
16
IPv6 addresses are currently _______ bits in length.
8
16
32
128
_______ protocol (s) is one of the protocols in the transport layer.
Only TCP
Only UDP
TCP, UDP, and SCTP
Only SCTP
_______ is a protocol for file transfer.
FTP
SMTP
TELNET
HTTP
_______ is a protocol for e mail services.
FTP
SMTP
TELNET
HTTP
_______ is a protocol for accessing and transferring documents on the WWW(World Wide Web)
FTP
SMTP
TELNET
HTTP
Every computer looking to access the Internet would be known as this
cilent
desktop
hub
server
Which domain using to Identifies company or commercial sites
.org
.com
.gov
.edu
What is indicated when the domain name has only two letters
like .us, .uk, .au, .mx, or .ca ?
invalid domain
private domain
secure domain
country domain
