Which layer use User Datagram Protocol (UDP) and Transmission Control Protocol (TCP)?
Network layer
Physical layer
TCP/IP transport layer
Data link layer
Correct Answer :
C. TCP/IP transport layer
Related Questions
Which of the following can be used to transfer files from a Unix server?
FTP
Telnet
IPX
Netstat
In Integrated services model, ________ corresponds to token bucket filter.
Bspec
Filter spec
Rspec
Tspec
Which of the following delivery methods works with only one source and one destination? Multicast
Multicast
Broadcast
Unicast
Any cast
FDDI operates on 100 Mbps.
True.
False.
T1 makes up 24 channels.
True.
False.
You have a network card with the connector in question 43, and it also has a 9 pin female connector. What type of card is it?
ethernet
token ring
fiber optic
ipx/spx
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)
What layer of the OSI protocol reference model does a bridge operate under?
Physical
Data-link
Network
Transport
Which class does the IP address 202.119.22.31 belong to?
Class A
Class B
Class C
APIPA
In ________ routing, the tunnel creates a bridge through areas that do not support
multicast traffic.
Internet
MBONE
Border Gateway Protocol
Multicast OSPF
127.0.0.1 address is reserved for internal loopback functions.
True.
False.
________allows receiver to inform sender about the successful receiving of all the
segments.
SACK-permitted Option
Window scale option
Selective Acknowledgment (SACK)
Maximum segment size option
What is the code used for Interpret As Command (IAC)?
253
255
240
241
Which field in Domain Name System message format specifies the class of query?
Type
Class
Rdlength
Rdata
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 length of twisted-pair cable before a signal booster is needed? Select all that apply.
25 meters
100 meters
328 feet
1000 feet
Which of the following protocols is not routable?
TCP/IP
IPX/SPX
AppleTalk
NetBEUI
What is the maximum distance of single-mode fiber (SMF)?
300 meters
500 meters
2km
850 meters
Which of the following is the port used by SMTP?
21
23
25
80
25 is used by SMTP
True.
False.
Which of the following connectors is used by UTP on a Fast Ethernet network?
ST
BNC
RJ-45
RJ-11
What is the distance limitation of Cat5 UTP?
1 km
100 km
100 m
100 foot
The Point-to-Point Protocol (PPP) is described in which of the following?
RFC 3390 AND RFC 3392
RFC 1661 AND RFC 1662
RFC 2490 AND RFC 2492
RFC 2225 AND RFC 2226
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
A time exceeded message is generated if ………………………………………………….
The round trip time between hosts is close to zero.
The Time-to Live field has a zero value.
Fragments of a message do not arrive within a set time
both b & c
In FTP, to execute a file transfer, the user begins by _________.
Navigating the directory structure
Connecting to a remote host
Listing files available for transfer.
Defining the transfer mode
TCP protocol is responsible for logical addressing and delivery of packets.
True.
False.
AppleTalk protocol configures hosts in zones on the network.
True.
False.
________is a multicast extension to OSPF Version 2.
Multicast Source Discovery Protocol (MSDP)
Distance Vector Multicast Routing Protocol (DVMRP)
Multicast OSPF (MOSPF)
Internet Group Management Protocol (IGMP)
preamble field of 802.3 frames is encoded using ------------------- encoding
Manchester
differential Manchester
Bi polar
uni polar