In which year WiFi was introduced?
1998
2000
2001
2002
Correct Answer :
A. 1998
Related Questions
Which default port is used for Jenkins?
8080
8090
9082
None of the above
Which of the following command is used for telnet in the Linux operating system?
tl
telnet
tn
tnet
There are following statements that are given below, which of them are correct about IMAP?
a) The IMAP is used to manipulate email messaging without downloading it on a local machine.
b) It is used to access multiple mailboxes concurrently.
c) IMAP enables users to search for emails.
d) All the above
Options:
A and B
A and C
B and C
D
Which default port is used for MongoDB?
25017
27017
26017
11111
There are the following statements that are given below, which of them are correct about SSH protocol?
a) It is a remote login protocol, which is used to remotely log in using the command line.
b) SSH stands for Secure Shell.
c) Port 22 is used for SSH by default.
d) To use SSH protocol we required SSH server and SSH client programs.
Options:
A and B
A and C
B and C
D
What is the full form of GSM?
Global System for Mobile
Global Service for Mobile
General Service for Mobile
General System for Mobile
There are the following options that are given below, which of them are correct parameters of the UDP header?
a) Source Port number
b) Destination Port Number
c) Checksum
d) Flow control Flags
Options:
A and B
A, B, and C
A, C, and D
A, B, C, and D
On which layer switch and bridge are operated?
Session Layer
Network Layer
Presentation Layer
Data Link Layer
What is the full form of ETSI?
European Telegraph Standard Institute
European Telecommunications Standard Institute
Eastern Telephonic Standard Institute
European Telephonic Standard Institute
There are the following options that are given below, which is the correct example of a half-duplex system?
Telephone
Walkie-Talkie
Radio
Television
How can we get a list of active ports in the Windows operating system?
Using netstate a command from the command line
Using netstat a command from the command line
Using getports -a command from the command line
None of the above
There are the following statements that are given below, which of them are correct about STAR network topologies in computer networks?
In the STAR topology all devices in a network are connected to a central device
In the STAR topology all devices in a network are connected to each other
In the STAR topology there is no need to required physical cable
None of the above
Which layer of the OSI model is responsible for transmission mode?
Data Link Layer
Network Layer
Physical Layer
Transport Layer
UDP operates on which layer of the OSI model?
Network layer
Transport layer
Presentation layer
Application layer
There are the following statements that are given below, which of them are correct about radio signals in WiFi communication?
Radio signals are transmitted by WiFi Antenna and received by WiFi receivers within the range of WiFI.
WiFi cards are used to read the WiFi signal and create connectivity between user and network.
Both of the above
None of the above
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
There are the following statements that are given below, which of them are correct about FTP?
a) FTP stands for File Transmission Protocol.
b) FTP is used to transfer files between clients and servers in the network.
c) FTP is a transport layer protocol.
d) FTP works with the command line as well as a graphical user interface.
Options:
A and B
B and C
B and D
A, B, and D
PTP stands for?
Post Time Protocol
Post Transfer Protocol
Picture Transfer Protocol
Pixel Transfer Protocol
There are the following statements that are given below, which of them are correct about WebNFS?
a) The WebNFS is the extension of the NFS to access the file system over the internet.
b) This allows easy integration of NFS with a web browser.
c) This allows operations through the firewall.
d) All the above
Options:
A and B
A, and C
A, B, and C
D
How can we send some data or information to the particular webpage using URL?
Using Select Query
Using Query String
Using some special ports
Using the FTP protocol
The OSI model was developed by?
Advanced Research Project Agency
International Organization of Standardization
Internet Service Provider
Bell Laboratory
DHCP stands for?
Double Host Committed Protocol
Dynamic Host Common Protocol
Dynamic Hyper Common Protocol
Dynamic Host Configuration Protocol
Which of the following configuration file is used to control on which port RPC and other services are listening in the Redhat Linux operating system?
/etc/sysconfig/nfs/
/etc/fstab/
/etc/exports
None of the above
What is ARP spoofing?
ARP proxy request
RARP request
Inverse ARP request
Type of network attack
What is the correct range of specific well-known ports, like 80 for HTTP in computer networks?
0 1023
1024 49151
49152 65535
All the above
A host address in a URL can be?
An IP address
A Domain Name
Both
None
There are the following statements that are given below, which of them are correct Inverse ARP?
a) The Inverse ARP protocol is used to get the IP address from the MAC address.
b) It is the opposite of ARP.
c) The Inverse is used in only the Linux operating system.
d) All the above
Options:
A and B
A and C
B and C
D
What is the full form of CSMA/CA?
Carrier Sense Media Access with Collision Avoidance
Carrier Sense Multiple Access with Collision Avoidance
Carrier Sense Minimum Access with Collision Avoidance
Carrier Sense Maximum Access with Collision Avoidance
Which google service is used for URL shortening?
goo.gl
goole.gl
go.gl
go.short
What is the default port for HTTP?
80
443
15001
None of the above