UDP operates on which layer of the OSI model?
Network layer
Transport layer
Presentation layer
Application layer
Correct Answer :
B. Transport layer
Related Questions
Which layer of the OSI model is responsible for segmentation and reassembly?
Data Link Layer
Network Layer
Physical Layer
Transport Layer
Which of the following are the states of MS in the GPRS system?
a) Idle state
b) Active state
c) Standby state
d) All of the above
Options:
A and B
A and C
B and C
D
There are the following statements that are given below, which of them are correct about Native VLAN?
a) Native VLAN is used for backward compatibility with old devices that don’t support VLAN.
b) In the native VLAN, frames are not tagged when sent to the trunk links.
c) Native VLAN is used in mobile devices.
d) All of the above
Options:
A and B
B and C
A and C
D
The NPL network is operated by?
Next Physical Laboratory
National Physical Laboratory
Nexon Physical Laboratory
Nexon Physical Library
There are the following statements that are given below, which of them are correct ARP?
a) The ARP protocol is used to get destination MAC address from the destination IP address.
b) The ARP protocol is used to get the destination IP address from the destination MAC address.
c) The ARP stands for Address Resolution Protocol.
d) The ARP protocol works on the same network as well as connected networks.
Options:
A and C
A and B
A, C and D
B, C, and D
There are the following statements that are given below, what are the disadvantages of BUS topology in a computer network.
a) If the main cable is damaged then the complete network will not work.
b) Network disturbance occurs when we add or remove a device into a network.
c) Performance gets decreased when a new node is added to the network.
d) There is a security issue because every node in the network can access the data for other nodes.
Options:
A and B
B and C
C and D
A, B, C, and, D
There are the following options that are given below, which of them are part of the IEEE Ethernet frame header?
a) FCS field
b) Network addresses
c) Mac addresses
d) Network and Mac addresses
Options:
Only A
Only B
A and B
A and C
Which of the following are application layer protocols?
TCP
UDP
Both of the above
None of the above
Which default port is used for Oracle Listener?
1521
2135
1531
None of the above
There are following statements that are given below, which statement correctly defines half duplex?
In a half-duplex system, during communication only devices can send information at a time.
In half a duplex system, during communication both devices can send or receive information simultaneously.
In a half-duplex system, during communication one device can send information and another device can receive.
None of the above.
There are the following statements that are given below, which of them are correct about GPRS?
a) The GRPS stands for General Packet Radio Service.
b) The GPRS is a mobile data service used in mobile phones.
c) It is a packet-switched network that can be used by multiple users to transmit data using the same transmission channel.
d) GPRS is also known as GSM-IP.
Options:
A and B
A, B, and C
B, C, and D
A, B, C, and D
There are the following options that are given below, which of them are correct parameters of HTTP?
a) HTTP version
b) URI
c) Space locator
d) Product tokens
Options:
A and B
C and D
A, B, and D
A, B, C, and D
How many bytes are used in IPv4 addresses?
4
8
16
32
There are the following RFC numbers given below which is related HTTPS?
RFC 2815
RFC 2818
RFC 2821
RFC 2854
Which of the following are parts of the ARP message format?
a) Hardware Type
b) Sender Hardware Address
c) OP code
d) Sender Protocol Address
Options:
A and B
C and D
A, B, and D
A, B, C, and D
What is used for '$' for URL encoding?
%24
%25
%26
%27
NetBIOS stands for?
Network Basic Input Output Server
Network Basic Input Output System
Network Basic Input Output Service
Next Basic Input Output Server
There are the following statements that are given below, what are the advantages of MESH topology in a computer network.
a) It is the most robust network.
b) It is the most secure network.
c) Easy to configure.
d) All the above.
Options:
D
A and B
C
A, B, and C
SSHFS stands for?
Secure Shell File Server
Secure Shell File Software
Secure Shell Film Server
Secure Shell File System
What is the maximum size limit of the file that can be transferred using the FTP protocol?
1GB approx
2GB approx
4GB approx
8GB approx
Which of the following command is used to generate SSH keys in the Linux operating system?
keygen-ssh
ssh-keygen
ssh-key
ssk-genkey
What are the core components of the email system?
a) Email client
b) Email server
c) Internet service provider
d) All the above
Options:
A and B
B and D
A and C
D
Which of the following are not correct types of network topologies in computer networks?
Star
Ring
Hybrid
None of the above
Which of the following is the correct frequency of the IEEE 802.11g standard?
3.1 GHz
3.5 GHz
2.4 GHz
4.0 GHz
In which year SSH was developed?
1990
1992
1995
1998
How many layers used in the OSI model?
5
6
7
8
There are the following options that are given below, which of them are correct about URL encoding in HTTP?
URL encoding is used to replace some unsafe characters with specific characters in the URL.
URL encoding is used to encrypt data send in URL
URL encoding is used to encrypt complete URL
None of the above
What is OWL in the context of WWW?
OWL is a semantic web language.
OWL is a web server.
OWL is a web browser using in Linux Operating System
None of the above
The ARP protocol operates on which layer of the OSI model?
Physical Layer
Network Layer
Session Layer
Application
There are the following statements that are given below, which of them are correct about VLAN Tagging?
a) The VLAN tagging is used to handle more than one VLAN on a port.
b) VLAN tagging can be performed by putting VLAN ID into the header to identify the network.
c) VLAN tagging is also known as VLAN trunking.
d) All the above
Options:
A and B
A and C
B and C
D