Who was invented email?
Ray Tomlinson
Robert E. Kahn
Shiva Ayyaduria
Vint Cerf
Correct Answer :
A. Ray Tomlinson
Related Questions
There are the following commands that are given below, which command is not used in the FTP protocol?
KGD
USER
RETR
RMD
In which network topology all hosts are connected to each other in a network?
Star
Ring
Hybrid
Mesh
How many ports are required by a node to connect with HUB in STAR topology?
1
2
3
4
How many bits are used in IPv6 address?
32 bits
64 bits
128 bits
256 bits
Which default port is used for Secure Shell?
12
14
16
22
Which POP command is used to log off the session?
LOGOUT
LOGOFF
QUIT
EXIT
What is the full form of CBC?
Cyclic Base Channing
Cipher Block Channing
Cipher Base Channing
Cyclic Block Channing
There are the following RFC numbers are given below, which of the following is related to UDP?
RFC 793
RFC 768
RFC 993
RFC 693
AM stands for?
Access Module
Abstract Module
Amplitude Modulation
Amplitude Module
FTP works on which layer of the OSI model?
Datalink layer
Network layer
Transport layer
Application layer
Which of the following NFS command is used to lists the available shares at the remote server?
showmount e
showmount d
exportfs u
exportfs v
Which of the following service is responsible for mounting and un-mounting of the file system?
portmap
rpc.mountd
mountfile
mtfile
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
UDP operates on which layer of the OSI model?
Network layer
Transport layer
Presentation layer
Application layer
Which default port is used for Oracle Listener?
1521
2135
1531
None of the above
There are the following options that are given below, which of them are internetworking devices?
Router
Gateway
Both of the above
None of the above
What do you understand about logical layout in network topologies?
The logical layout describes the physical placements of network devices
The logical layout describes the flow of data within the network
The logical layout that describes cables only used in the network
All the above
Which of the following is/are network device(s)?
Router
Hub
Switch
All the above
There are the following statements that are given below, which of them are the disadvantages of FTP protocol?
a) All FTP providers do not provide encrypted transfer of files.
b) It does not allow simultaneous transfers with multiple receivers.
c) We cannot send a very large file due to the size limit.
d) FTP is not supported in Linux operating system.
Options:
A and B
B and C
A, B, and C
A, B, C, and D
There are the following statements that are given below, which of them are correct about UDP?
a) UDP is used for multimedia streaming.
b) It is a good protocol for flowing data in one direction.
c) This protocol is suitable for query-based applications
d) None of the above
Options:
B and C
A and B
A, B, and C
D
Which of the following are components of the GPRS support node?
a) Gateway GPRS support node
b) Subnet GPRS support node
c) Serving GPRS support node
d) All 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 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
Which of the following are application layer protocols?
TCP
UDP
Both of the above
None of the above
What is the full form of CSR related to the SSL Certificate?
Certificate Signing Request
Certificate Signal Response
Certificate Sample Resources
Certificate Sample Response
What is ARP spoofing?
ARP proxy request
RARP request
Inverse ARP request
Type of network attack
Which layer of the OSI model is responsible for encryption and decryption?
Session Layer
Network Layer
Presentation Layer
Transport Layer
Which default port is used for Jenkins?
8080
8090
9082
None of the above
Who was developed FTP?
Bill gates
Abhay bhushan
H C Verma
Manindra agrawal
Which google service is used for URL shortening?
goo.gl
goole.gl
go.gl
go.short
RARP stands for?
Reserve Address Resolution Protocol
Reverse Address Resolution Protocol
Revert Address Resolution Protocol
Responsive Address Resolution Protocol