In an active mode if any FTP client sends the port command "PORT 192,168,0,1,4,1" then
what will be the interpretation of port field?
1024
1025
1023
227
Correct Answer :
B. 1025
Related Questions
In an authentication using symmetric keys, if 10 people need to communicate, we need _______ keys.
90
10
20
45
What can be used in the place of DNS to resolve host names to IP addresses?
WINS
LMHosts
Hosts
DHCP
How many table entries are supported by global routing table in CIDR?
90,000
80,000
70,000
60,000
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
Twisted-pair cable uses what type of connector?
RJ-11
XT-20
RJ-45
RJ-50
Which field in Domain Name System message format specifies the class of query?
Type
Class
Rdlength
Rdata
E-mail is an example of ………………………… mode of communication where one party can send a note to another person and the recipient need not be online to receive the e-mail.
asynchronous
synchronous
full duplex
either A or B
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
What is the maximum size of IP header in the UDP Datagram format?
40 bytes
50 bytes
60 bytes
70 bytes
How many 64-Kbps channels are used on an ISDN BRI?
1
2
3
4
The generic domain name for air transport industry is ________.
biz
air
aero
fly
Which directory service is used in Windows 2000 Server?
Active Directory
SAM
NDS
Bindery
FDDI operates on 100 Mbps.
True.
False.
In distance vector routing an active router sends out information ………………………….
Only when there is a change in its table
Only when a new host is added
At regularly scheduled intervals
Only when a new network is added
What is the length of MARKER field in BGP message header?
1 byte
2 byte
16 byte
19 byte
In the IP address 129.2.8.9, what does 129.2 specify?
Protocol address
Router address
Host number
Network number
___________ is based on resources that are present within the Diffserv region.
Admission control
Packet scheduler
Packet classifier
Packet control
Which layer use User Datagram Protocol (UDP) and Transmission Control Protocol (TCP)?
Network layer
Physical layer
TCP/IP transport layer
Data link layer
What is the IEEE specification for Ethernet?
802.1
802.2
802.3
802.4
What is the default port for Telnet?
23
21
25
80
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
_______ body looks after the protocol identifiers used over Internet.
Transmission Control Protocol
Telnet protocol
Internet Protocol
Network Control Protocol
What is the default subnet mask for a class A network?
255.0.0.0
255.224.0.0
255.255.0.0
255.255.255.0
Which of the following protocol is used by Integrated Services for signaling of the
reservation messages?
Link state protocols
Distance Vector Multicast Routing Protocol (DVMRP)
Resource Reservation Protocol (RSVP)
Static routing protocols
What is the distance limitation of Cat5 UTP?
1 km
100 km
100 m
100 foot
Data Transmission is not a layer in the OSI model
True.
False.
Which of the following filed represents the sender of the message in an electronic mail?
To
From
Cc
Reply-to
DSL stands for ------------------------
data subscriber lines
dual subscriber lines
delay subscriber lines
digital subscriber lines
Which of the following use default routes for inter domain routing?
Type 2
Type 4
Type 3
Type 1
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.