Which of the following request in Session Initiation Protocol (SIP) queries the capabilities of
servers?
CANCEL
ACK
OPTIONS
PRACK
Correct Answer :
C. OPTIONS
Related Questions
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
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 class does the IP address 202.119.22.31 belong to?
Class A
Class B
Class C
APIPA
A network's Internet connection uses a 128-Kbps Basic Rate Interface (BRI). What type of connection is this?
DSL
Cable modem
ISDN
T1
_____________________ are set up to fulfill service ordering, service assurance, and
billing functions.
IPTV server
Users
Content servers
Complex Operation Support Systems (OSS)
Which of the following is the IEEE specification for wireless networks?
802.3
802.5
802.2
802.11b
Which of the following can provide a backbone network of 600 meters in length without using repeaters?
10BaseT
100BaseT
10Base5
100BaseFX
The key concern in the design of transmission system is -------------- and ---------------
data rate ,distance
speed, accuracy
accuracy, simplicity
distance , cost
TCP protocol is responsible for connection-oriented communication
True.
False.
This mapping of name to IP address is done by …………………………….
Address resolution protocol
Domain name server
reverse address resolution protocol
Ethernet
You have a network card with the connector in question 43, and it also has a 15 pin female connector, the pins being in two rows. What type of card is it?
ethernet
token ring
arcnet
dlc
Which type of BGP message is sent by a system to notify another router of the senders existence?
Keep-alive
Notification
Open
Update
The special address 'THIS HOST' is referred to as
0.0.0.0
0.0.14.98
127.0.0.127
255.255.255.255
What is the default port for Telnet?
23
21
25
80
Which of the following is also known as IP masquerading?
Fiber Distributed Data Interface (FDDI)
Network Address Translation (NAT)
Classless Inter-Domain Routing (CIDR)
None of the above
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)
802.5 project standard defines Token Ring.
True.
False
You have a network card with only one connector, which looks like a place to plug an oversized phone cord. What type of card is it?
token ring
decnet
d. ethernet
fiber optic
Which of the following network topologies has the highest level of redundancy?
Bus
Star
Star
Mesh
Which of the following is required to communicate between two computers?
Communications software
Protocol
Communication hardware
All of the above including access to transmission medium
What can be used in the place of DNS to resolve host names to IP addresses?
WINS
LMHosts
Hosts
DHCP
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
Which of the following is used for establishing, configuring, and testing the data-link
Link Control Protocol (LCP)
Method
Network Control Protocols (NCPs)
Link Control Protocol (LCP)
File transfer protocol(FTP)
Which field in Domain Name System message format specifies the class of query?
Type
Class
Rdlength
Rdata
Which of the following protocols use a topology table to install routes into the IP routing
table?
Open Shortest Path First (OSPF)
Enhanced Interior Gateway Routing Protocol (EIGRP)
Exterior Gateway Protocol (EGP)
Static routing protocols
Which of the following filed represents the sender of the message in an electronic mail?
To
From
Cc
Reply-to
Which of the following protocols are considered unreliable or connectionless?
UDP
TCP
FTP
TFTP
FDDI operates on 100 Mbps.
True.
False.
Data Transmission is not a layer in the OSI model
True.
False.
What is the default subnet mask for a class B network?
255.0.0.0
255.255.0.0
255.255.255.0
255.255.192.0