NEW
Font size
S
M
L
XL
WorksheetsL1 - Computer Networks
Total questions: 13
Worksheet time: 65secs
Name
Class
Date
1.
The time required to propagate from the beginning of the link to router B
a)
transmission delay
b)
queueing delay
c)
nodal delay
d)
processing delay
e)
propagation delay
2.
The sequence of communication links and packet switches traversed by a packet from the sending end system to the receiving end system
a)
regional ISP
b)
packet loss
c)
route (path)
d)
processing delay
e)
propagation delay
3.
The ISP which connects to a tier-1 ISP is known as a
a)
regional ISP
b)
global ISP
c)
route (path)
d)
province ISP
e)
city ISP
4.
The time required to examine the packet's header and determine where to direct the packet
a)
transmission delay
b)
queueing delay
c)
nodal delay
d)
processing delay
e)
propagation delay
5.
Formula for d end-end (the end to end delay) → N(d proc + d trans + d prop)
a)
true
b)
false
6.
Two common internet standards are IETF and RFCs
a)
true
b)
false
7.
Laptops, smartphones, tablets, TVs, gaming consoles, Web cams, automobiles, environmental sensing devices, picture frames, and home electrical and security systems are all devices that fall under the category of end systems (hosts)
a)
true
b)
false
8.
Two types of implementations of circuit-swithing
a)
geostationary satellites and low-earth orbiting satellites (LEO)
b)
Application, Presentation, Session, Transport, Network, Link, Pysical
c)
Application, Transport, Network, Link, and Physical
d)
Application, Transport, Network, Link, and Physical
e)
frequency-division multiplexing (FDM) and time-division multiplexing (TDM)
9.
Two types of satellites used in communications) are active optical networks (AON) and passive optical networks (PON)
a)
true
b)
false
10.
The time required to examine the packet's header and determine where to direct the packet is propagation delay
a)
true
b)
false
11.
When transferring a large file from Host A to Host B across a computer network, this is the rate at which Host B is receiving the file at any instant of time → instantaneous througput
a)
true
b)
false
12.
What part of the internet are end systems found?
a)
Access networks
b)
Regional isp
c)
Network edge
d)
Bottleneck link
13.
This occurs when either a packet arriving or an already-queued packet is dropped.
a)
queueing delay
b)
nodal delay
c)
processing delay
d)
propagation delay
e)
Packet loss
Reset
