What is the maximum size of IP header in the UDP Datagram format?
40 bytes
50 bytes
60 bytes
70 bytes
Correct Answer :
C. 60 bytes
Related Questions
Which class does the IP address 202.119.22.31 belong to?
Class A
Class B
Class C
APIPA
In an autonomous system with n areas, how many areas are connected to the backbone?
1
N
N+1
N-1
You're asked to install a Citrix MetaFrame XP server. What protocol will clients use to connect and run graphical terminal emulation to the new server?
ICA
Telnet
RAS
HTTP
Videoconferencing is an example for…………………… communication
Simplex
Half duplex
Full duplex
serial
Which of the following can be used to transfer files from a Unix server?
FTP
Telnet
IPX
Netstat
Which of the following IEEE specifications uses CSMA/CD?
802.2
802.3
802.5
802.11b
What is the default port for Telnet?
23
21
25
80
What is the maximum length of thinnet cable before a signal booster is needed?
185 meters
500 feet
1600 feet
1 mile
Which of the following address supports 254 hosts on each of 2 million networks?
Class D addresses
Class A addresses
Class C addresses
Class B addresses
Destination physical address in ARP request is a ………………………….address.
Unicast
Broadcast
Multicast
Anycast
Which piece of equipment operates at both the data-link and network layers?
Hub
Bridge
Brouter
Router
What is attenuation?
cable noise
cable shortage
loss of signal strength
unwanted signals on the network
----------------is a static algorithm in which every incoming packet is sent out on every outgoing line except the one it arrives on.
Distance vector
Congestion
Link state routing
Flooding
Which is the port used by POP3?
69
110
143
443
preamble field of 802.3 frames is encoded using ------------------- encoding
Manchester
differential Manchester
Bi polar
uni polar
You are browsing www.microsoft.com on a machine named host.contoso.org.. What is the order of domain name resolution?
Contoso.com, contoso.org, microsoft.com, com
Contoso.com, org, microsoft.org, org
Contoso.org, org, root [.], com, microsoft.com
Microsoft.com, com, org, contoso.org
FDDI operates on 100 Mbps.
True.
False.
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 protocol was developed to overcome limitations of Routing
Information Protocol (RIP)?
Border Gateway Protocol (BGP)
Exterior Gateway Protocol (EGP)
Enhanced Interior Gateway Routing Protocol (EIGRP)
Open Shortest Path First (OSPF)
Which layer use User Datagram Protocol (UDP) and Transmission Control Protocol (TCP)?
Network layer
Physical layer
TCP/IP transport layer
Data link layer
How many number of host/machine can be attached to a network using a class B address?
65,536
128
256
16,777,216
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 Layer is Responsible for Congestion Control?
Network Layer
Datalink Layer
Transport Layer
D) Application layer
Which of the following IP addresses are used by multicast devices?
Class D
Class C
Class B
Class A
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
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
Internet e-mail system based on the ……………………………………………..
FTP
Simple Mail Transfer Protocol (SMTP)
POP
Both SMTP and POP
What is the range of multicast addressing?
223.0.0.0 through 240.255.255.255
244.0.0.0 through 239.255.255.266
224.1.1.1 through 239.555.255.255
224.0.0.0 through 239.255.255.255
At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?
Physical
Network
Transport
Application
Which of the following protocols were designed for terminal emulation to connect dissimilar systems?
Domain Name System
FTP
Telnet
Control Message Protocol