Which layer of the OSI model is responsible for actual physical connections among the network devices?
Data Link Layer
Network Layer
Transport Layer
Physical Layer
Correct Answer :
D. Physical Layer
Related Questions
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
There are the following statements that are given below, which of them are correct about the OSI model?
The OSI model is a reference model that describes the network functionalities.
The OSI model is an implemented model that describes only network protocols.
The OSI model is an implemented model that describes only network topologies.
None of the above.
In which year OSI model was developed?
1999
1984
1970
2000
NTP stands for?
Next Transfer Protocol
Network Time Protocol
New Time Protocol
Network Transfer Protocol
ARPANET stands for?
Advanced Research Projects Agency Network
Access Reserved Projects Agency Network
Advanced Reserved Projects Agency Network
Access Research Projects Agency Network
IMAP stands for?
Invoice Mail Access Protocol
Internet Mail Access Protocol
Internal Mail Access Protocol
International Mail Access Protocol
Which of the following daemons are used at the NFS server in the Linux operating system?
a) nfsd
b) rpcbind
c) mountd
d) kmpd
Options:
A and B
A, B, and C
B, C, and D
A, B, C, and D
The version number of HTTP contains?
a) Major number
b) Minor number
c) UID
d) All the above
Options:
A and B
A and C
B and C
D
Which of the following types of connections are used in FTP?
a) Control connection
b) Data connection
c) Database connection
d) All the above
Options:
A and B
A and C
B and C
D
Which of the following are application layer protocols?
FTP
HTTP
SNMP
All of the above
If N devices are connected in a MESH network, then how many ports are required by a node?
N
N-1
N+1
N+2
What characters are normally used in the query string to define key and values?
a) %
b) ?
c) &
d) @
Options:
A and B
B and C
C and D
A, B, and C
In which network topology, all hosts are connected to the central device?
Star
Ring
Hybrid
Mesh
Which of the following are the processes of the GPRS network?
a) Attach Process
b) Detach Process
c) Authentication process
d) PDP activation process
Options:
A and B
A, B, and C
B, C, and D
A, B, C, and D
In which year WiFi was introduced?
1998
2000
2001
2002
UDP stands for?
User specified Dialog Protocol
User Datagram Protocol
User Dialog Protocol
Unsent Data Protocol
How many ports can be used in network devices?
1024
32767
65535
65536
There are following network devices that are given below, which device that operated on layer1 is used to enlarge the area of a LAN segment?
NIC
RJ45
Switch
HUB
Who was developed SSTP protocol?
Microsoft
IBM
CISCO
Which protocol is used to provide functionalities of ARP for IPv6 addresses?
RARP
IARP
Neighbor Discovery Protocol
None of the Above
PTP stands for?
Post Time Protocol
Post Transfer Protocol
Picture Transfer Protocol
Pixel Transfer Protocol
What the first inter-connected network is?
ARPANET
EXTRANET
INTRANET
None of the above
NetBIOS stands for?
Network Basic Input Output Server
Network Basic Input Output System
Network Basic Input Output Service
Next Basic Input Output Server
Which of following VPNs supports torrenting?
a) NordVPN
b) Surfshark
c) EncVPN
d) ExpressVPN
Options:
A and B
A and C
A, B, and D
A, B, C, and D
There are the following statements that are given below, which of them are the advantages of FTP protocol?
a) Using FTP file transfer is very fast.
b) Using FTP, we can access the FTP server in a secure manner.
c) FTP is a very efficient protocol for transferring a file.
d) FTP provides back and forth movement.
Options:
A and B
B and C
A, B, and C
A, B, C, and D
Which of the following are correct VPN protocols?
a) PPTP
b) L2TP
c) SSTP
d) OpenVPN
Options:
A and B
A, B, and C
B, 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
There are following statements that are given below, which of them are correct about POP?
a) POP stands for Post Office Protocol.
b) POP is used to support a single client.
c) POP supports offline access to messages.
d) All of the above
Options:
A and B
A and C
B and C
D
Which of the following protocols are used as a replacement of RARP?
a) DNS
b) Inverse ARP
c) BOOTP
d) DHCP
Options:
A and B
C and D
A, B and D
A, B, and C
Which FTP command is used to send a request to display all files present in the directory?
STOR
LIST
CWD
RETR