Which of the following transmission media suffers more from transmission impairment?
coaxial cable
Optical fiber
twisted pair
wave guides
Correct Answer :
C. twisted pair
Related Questions
Which of the following request in Session Initiation Protocol (SIP) queries the capabilities of
servers?
CANCEL
ACK
OPTIONS
PRACK
A network's Internet connection uses a 128-Kbps Basic Rate Interface (BRI). What type of connection is this?
DSL
Cable modem
ISDN
T1
A time exceeded message is generated if ………………………………………………….
The round trip time between hosts is close to zero.
The Time-to Live field has a zero value.
Fragments of a message do not arrive within a set time
both b & c
Which of the following provides a structure for conveying message through TCP/IP network
to host?
Address Resolution protocol (ARP)
Internet Control Message Protocol (ICMP)
Bootstrap Protocol (BOOTP)
Dynamic Host Configuration Protocol (DHCP)
TCP protocol is responsible for logical addressing and delivery of packets.
True.
False.
Following are the advantages of tree topology
i) Point-to-point wiring for individual segments.
ii) Supported by several hardware and software venders.
iii) Easy to install and wire
i) only
i) and ii) only
iii) only
i) ,ii) and iii)
Which of the following application uses 1.5 Mbps bandwidth?
High speed internet browsing
Recording for later viewing
Two(2)other TV'S
One(1)high definition TV(HDTV)
Which of the following filed represents the sender of the message in an electronic mail?
To
From
Cc
Reply-to
Which piece of equipment operates at both the data-link and network layers?
Hub
Bridge
Brouter
Router
Which class does the IP address 202.119.22.31 belong to?
Class A
Class B
Class C
APIPA
What is the maximum size of IP header in the UDP Datagram format?
40 bytes
50 bytes
60 bytes
70 bytes
The generic domain name for air transport industry is ________.
biz
air
aero
fly
Which is the port used by POP3?
69
110
143
443
127.0.0.1 address is reserved for internal loopback functions.
True.
False.
Which of the following versions will replace IPv4 Internet layer?
IPv4.1
IPv5.1
IPv6
IPv5.2
In Integrated services model, ________ corresponds to token bucket filter.
Bspec
Filter spec
Rspec
Tspec
Which of the following use default routes for inter domain routing?
Type 2
Type 4
Type 3
Type 1
A node, which is more powerful, and can handle local information processing or graphics processing is called a------------------.
Workstation
Server
Network Operating System
Peer system
25 is used by SMTP
True.
False.
Internet Research Task Force (IRTF) body looks after ________.
The research projects of TCP/IP suit
Technical related issues
Development of standards like Requests for Comments
Maintenance of Internet
Internet Architecture Board (IAB) governs which of the following bodies?
Internet Assigned Number Authority (IANA)
Internet Research Task Force (IRTF)
Internet Engineering Task Force (IETF)
All of the above
You're configuring a dial-up connection to an ISP. Which of the following protocols is used?
PPTP
PPP
VPN
IPSec
DSL stands for ------------------------
data subscriber lines
dual subscriber lines
delay subscriber lines
digital subscriber lines
Your network has gotten a single class C address but has 300 computers. How can you connect them to the Internet?
Use IPX.
Implement NAT.
Use DHCP.
Use DNS.
What is the distance limitation of Cat5 UTP?
1 km
100 km
100 m
100 foot
…………………………..combines characteristics of linear bus and star topologies.
Ring topology
A hybrid topology
A tree topology
mesh topology
Twisted-pair cable uses what type of connector?
RJ-11
XT-20
RJ-45
RJ-50
How many number of host/machine can be attached to a network using a class B address?
65,536
128
256
16,777,216
FDDI operates on 100 Mbps.
True.
False.
Which of the following IEEE specifications uses CSMA/CD?
802.2
802.3
802.5
802.11b