Which of these is a feature of hubs?
Hubs amplify the incoming signal.
Hubs understand frames, packets or headers
All lines coming into a Hub must operate at a same speed.
all of these
Correct Answer :
C. All lines coming into a Hub must operate at a same speed.
Related Questions
Which is the port used by POP3?
69
110
143
443
--------------- is/are used for error detection.
Parity bit
checksum
both A) and B)
neither A) nor B).
TCP protocol is responsible for logical addressing and delivery of packets.
True.
False.
Your Web server is also configured as an FTP server. What part of the data packet will tell the server which application the data is meant for?
Port
IP address
MAC address
Frame header
What is the default port for Telnet?
23
21
25
80
The network interface layer specifies how to organize data into………………………..and Internet layer specifies the format of …………………….. Sent across an Internet.
Bits, message.
frame,packet.
packet, messge.
datagram, packet.
Class C network address class supports 65,534 hosts.
True.
False.
How many 64-Kbps channels are used on an ISDN BRI?
1
2
3
4
AppleTalk protocol configures hosts in zones on the network.
True.
False.
What is the code used for Interpret As Command (IAC)?
253
255
240
241
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)
Select the class C IP address from the following:
122.10.8.25
170.5.88.2
191.5.26.1
207.67.112.55
The worldwide Internet is a well-known example of ------------------.
PAN
Subnet
Intra-Network
Inter-network
In TCP segment format _______indicates start of data.
RST
ACK
URG
Data Offset
Thick Ethernet cable uses what type of connector? Select all that apply.
RJ-45
AUI
DB-15
BNC
In ----------------------- configuration, the switch begins to forward the packet as soon as it is received. No error checking is performed on the packet, so the packet is moved through very quickly.
cut-free
franment-free
store-and-forward
cut-through
At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?
Physical
Network
Transport
Application
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.
Strings enclosed in _______ quotation marks indicate single tokens.
Alphanumeric
Morse code
ASCII
Binary
What is the distance limitation of Cat5 UTP?
1 km
100 km
100 m
100 foot
What is the maximum size of IP header in the UDP Datagram format?
40 bytes
50 bytes
60 bytes
70 bytes
Which of the following states suggests that the connection has been ended either at the
request of the client or for any other reason?
Selected state
Authenticated state
Logout state
Non-authenticated state
ARP is defined in RFC _____ and it is a current internet standard, ________
RFC-37, STD 903
RFC-903, STD 37
RFC 826; STD 37
RFC 37; STD 826
Which of the following defines a family of standards for 100 Mbps fiber optic LANs that
provides the physical layer and media access control sub-layer of the data link layer, as
defined by the ISO/OSI Model?
Ethernet
IEEE 802
Fiber Distributed Data Interface (FDDI)
Point-to-Point Protocol (PPP)
…………………………..combines characteristics of linear bus and star topologies.
Ring topology
A hybrid topology
A tree topology
mesh topology
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.
Which type of connector is used on 10Base2 networks?
SC
BNC
RJ-45
RJ-11
Which of the following versions will replace IPv4 Internet layer?
IPv4.1
IPv5.1
IPv6
IPv5.2
………………….is a technique of conversion between the representation of digital data in user equipment and the corresponding signals transmitted over a communications channel.
Line coding
Demodulation
Modulation
Segmentation
Which of the following IEEE specifications uses CSMA/CD?
802.2
802.3
802.5
802.11b