_________ is a type of domain name queries.
Linear
Iterative
Grouped
Parallel
Correct Answer :
B. Iterative
Related Questions
Internet e-mail system based on the ……………………………………………..
FTP
Simple Mail Transfer Protocol (SMTP)
POP
Both SMTP and POP
What are the subnet mask in dotted decimal notation for /20 networks?
255.255.252.0
255.255.255.0
255.255.254.0
255.255.240.0
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
If the organization allocates 10 bits as subnet number, to identify a physical network, then the organization can have at the most……………. networks and each of these networks that can support only…………………...hosts.
1022 networks, 62 hosts.
62 networks, 1022 hosts.
4094 networks, 14 hosts.
14 networks, 4094 hosts.
…………………… have a single communication channel that is shared by all the users on the network.
Point-to-point
Broadcast networks
Protocol
PAN
Which class of IP addressing was not brought in much use?
Class A addresses
Class D addresses
Class B addresses
Class C addresses
In an autonomous system with n areas, how many areas are connected to the backbone?
1
N
N+1
N-1
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)
Which directory service is used in Windows 2000 Server?
Active Directory
SAM
NDS
Bindery
In 1996, 36.44% of _________ addresses were brought in use.
Class A
Class D
Class B
Class C
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
How many 64-Kbps channels are used on an ISDN BRI?
1
2
3
4
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 layer of the OSI protocol reference model does a bridge operate under?
Physical
Data-link
Network
Transport
In the symmetric-key method of cryptography, which key is publicly known?
Encryption key only
Decryption key only
Both
None of the above
Which of the following is the port used by SMTP?
21
23
25
80
FDDI operates on 100 Mbps.
True.
False.
Which of the following is a simplex protocol?
Multicast Source Discovery Protocol (MSDP)
User datagram protocol(UDP)
Resource Reservation Protocol (RSVP)
Internet Group Management Protocol (IGMP)
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
What is the maximum length of twisted-pair cable before a signal booster is needed? Select all that apply.
25 meters
100 meters
328 feet
1000 feet
What is the distance limitation of Cat5 UTP?
1 km
100 km
100 m
100 foot
What can be used in the place of DNS to resolve host names to IP addresses?
WINS
LMHosts
Hosts
DHCP
Which of these cable is/are used to connect devices to hubs and switches.
crossover
straight-through
co-axial
both A) and B)
Which of the following pieces of equipment will receive a packet from one port and forward that packet out the one port to which the destination computer is connected?
Hub
MAU
Switch
TDR
preamble field of 802.3 frames is encoded using ------------------- encoding
Manchester
differential Manchester
Bi polar
uni polar
Videoconferencing is an example for…………………… communication
Simplex
Half duplex
Full duplex
serial
Which of the following provides the service for any casting?
IPV5
IPV6
IPV7
IPV8
Which of the following fields holds the packets of several protocols?
NLPID field
Pad field
UI (0x03) field
Q.922 field
In ________ routing, the tunnel creates a bridge through areas that do not support
multicast traffic.
Internet
MBONE
Border Gateway Protocol
Multicast OSPF
FDDI operates on 100 Mbps.
True.
False.