Computer networking is a crucial aspect of modern communication, enabling data transfer between devices and networks worldwide. Whether you are a student, an IT professional, or simply someone interested in technology, understanding the fundamentals of networking is essential. One of the best ways to test and enhance your knowledge is through multiple-choice questions (MCQs). Computer Networking MCQs help learners grasp key networking concepts, protocols, and terminologies in a structured and engaging manner. These questions cover a wide range of topics, including network models, protocols, hardware, and security, making them an effective tool for self-assessment and exam preparation.
Top 101+ Computer Networking MCQs
- What was the name of first Computer Network?
(a) MAC
(b) SNoBoOL
(c) ARPANET
(d) None
(c) ARPANET
- ARPANET stands for ______________.
(a) Advanced Research Project Agency Network
(b) Advanced Research Project Automati
(c) Advanced Research Programmed Aul
(d) Advanced Research Project Authorizeu
(a) Advanced Research Project Agency Network
- PoP Stands for __________.
(a) Post office Protocol
(b) Pre Office Protocol
(c) Protocol of Post
(d) None
(a) Post office Protocol
- Port no. of PoP is
(a) 110
(b) 43
(c) 48
(d) 25
) 110
- How many layers are in the OSI model?
(a) 1 layer
(b) 3 layers
(c) 5 layers
(d) 7 layers
d) 7 layers
- OSI stands for ________ ?
(a) Open System Interconnection,
(b) Operating System Interface
(c) Optical Service Implementetion
(d) Open Service Internet
(a) Open System Interconnection
- Which layer provides the services to user?
(a) Physical layer
(b) Session layer
(c) Application layer
(d) Presentation layer
c) Application layer
- HUB is a
(a) Calculating devi Network
(b) Network device
(c) Computing dev
(d) Software
b) Network device
- Which of the following is required to host web site?
(a) Web Server
(b) Mail Server
(c) Database Server
(d) Exchange Server
) Web Server
- Set of rules defines?
(a) FTP
(b) IMAP
(c) SMTP
(d) Protocol
) Protocol
- Which protocol is used for browsing data?
(a) TCP
(b) FTP
(c) TFTP
(d) HTTP
) HTTP
- What is the full form of HTTP?
(a) Hyper Text Transfer Package
(b) Hyper Text Transfer Protocol
(c) Hyphenation Text Test Program
(d) None of the above
(b) Hyper Text Transfer Protocol
- In https the letter ‘s’ stands for
(a) Smart
(b) Simple
(c) Secure
(d) Standard
(c) Secure
- IP stands for ?
(a) Internet Protocol
(b) Intranet Protocol
(c) Internal Protocol
(d) Internet Pritocol
(b) Intranet Protocol
- How many versions available of IP?
(a) 1
(b) 2
(c) 4
(d) 6
(b) 2
- ___ is a network of networks?
(a) Internet
(b) Intranet
(c) Webpage
(d) Cookies
(a) Internet
- was the first network based on TCP/IP protocols?
(a) Hub
(b) Router
(c) Ethernet Card
(d) None of above
None of above
- Which of the following is the most common internet protocol?
(a) STMP
(b) TCP/IP
(c) PPP
(d) FTP
(b) TCP/IP
- TCP/IP stands for ___________?
(a) Transport Control Protocol/ Internet Protocol
(b) Transmission Control Protocol / Internet Protocol
(c) Telephone Call Protocol/International Protocol
(d) None Of The Above
(b) Transmission Control Protocol / Internet Protocol
- TCP/IP model does not have ___________ model have this layer? layer but OSI.
(a) Session layer
(b) Network layer
(c) Transport layer
(d) Application laver
Session layer
- TCP/IP model was developed _______ the OSI model.
(a) prior to
(b) after
(c) simultaneous to
(d) with no link to
(a) prior to
- Home page is in form of _____________.
(a) Text
(b) Hypertext
(c) Hyperlink
(d) All of the above
(d) All of the above
- A collection of hyper linked document on the internet called _______?
(a) www
(b) Htp
(c) Email
(d) Internet
www
- www stands for __________?
(a) World Web Wide
(b) World Wide Web
(c) Wide Web World
(d) All of these
) World Wide Web
- The location of a resource on the internet is given by its?
(a) IP
(b) Email
(c) URL
(d) Protocol
c) URL
- URL stands for ___________?
(a) Uniform Resource Lonatinn
(b) Uniform Resource Locator
(c) Uniform Resource Link
(d) Unified Resource Link
b) Uniform Resource Locator
- Web browser is/are __________?
(a) Opera
(b) Firebox
(c) Google Chrome
(d) All of the above
d) All of the above
- X.25 is __________.
(a) Layer
(b) Protocol
(c) Schema
(d) Pocketing
) Protocol
- Which of the following is nota network topology?
(a) BUS
(b) STAR
(c) RING
(d) Peer to peer
) Peer to peer
- FTP refers to?
(a) Free Transfer Process
(b) File Transfer Protocol
(c) File Training Protocol
(d) Free Transport Protocol
) File Transfer Protocol
- The port no. of FTP is ?
(a) 23
(b) 21
(c) 143
(d 110
b) 21
- What is the full form of IPv4?
(a) Internet Protocol version 4
(b) Intranet Protocol version 4
(c)Internal Protocol version 4
(d) None of the above
a) Internet Protocol version 4
- How long is an IPv4 address?
(a) 16 bits
(b) 32 bits
(c) 64 bits
(d) 128 bits
(b) 32 bits
- How long is an IPv6 address?
(a) 16 bits
(b) 32 bits
(c) 64 bits
(d) 128 bits
(d) 128 bits
- LAN stands for ?
(a) Local Area Network
(b) Logical Area Network
(c) Large Area Network
(d) Limited Area Network
(a) Local Area Network
- Which of these is part of network identification?
(a) O.T.P
(b) User ID
(c) Password
(d) Fingerprint
(b) User ID
- When the mail server sends mail to other mail server called ?
(a) SMTP
(b) MIME
(c) FTP
(d) TCP/IP
) SMTP
- SMTP stands for
(a) Sample Mail Text Protocol
(b) Simple Mail Transfer Protocol
(c) Simple Network Transfer Protocol
(d) None of the above
(b) Simple Mail Transfer Protocol
- Port no. of SMTP is_?
(a) 143
(b) 110
(c) 99
(d) 25
d) 25
- MIME stands for ?
(a) Multi Internet Mail End
(b) Minimum Internet Mail Extra
(c) Multipurpose Internet Mail Email
(d) Multipurpose Internet Mail Extension
(d) Multipurpose Internet Mail Extension
- port no. refers to _
(a) SMTP
(b) IMAP
(c) FTP
(d) POP
(b) IMAP
- What is full form of BPS ?
(a) Bits Per Second
(b) Byte Per Second
(c) Bytes Pro Second
(d) Bits Per Secure
(b) Byte Per Second
- What is full form of bps ?
(a) Bit Per Second
(b) Byte Per Second
(c) Bytes Pro Second
(d) Bits Per Secure
Bit Per Second
- Bluetooth is a example of?
(a) LAN
(b) WAN
(c) PAN
(d) MAN
) PAN
- What is a PAN?
(a) Part Area Network
(b) Public Area Network
(c) Popular Area Network
(d) Personal Area Network
d) Personal Area Network
- Server provides ?
(a) Security
(b) Storage
(c) Back-up
(d) All of the above
All of the above
- The collection of network that can be joined together?
(a) Internet
(b) Intranet
(c) Extranet
(d) ARPANET
Intranet
- Which network device is used to connect two dis-similar type of network?
(a) HUB
(b) SWITCH
(c) BRIDGE
(d) Gateway
Gateway
- Which network device is used to connect two similar type of network?
(a) HUB
(b) SWITCH
(c) BRIDGE
(d) Gateway
BRIDGE
- Which device convert digital sigrnal to analog signal and vice-versa?
(a) REPEATER
(b) MODEM
(c) ROUTER
(d) None
MODEM
- What is the full form of modem?
(a) Modulator Demodulator
(b) Modem Demodem
(c) Man Deman
(d) All of the above
Modulator Demodulator
- The common name for a modulator-demodulator is
(a) Joiner
(b) Modem
(c) Networker
(d)Connector
Modem
- Which device is used to boost-up the weak signal?
(a) Repeater
(b) Modem
(c) Router
(d) Switch
Repeater
- node also known as ?
(a) Data
(b) Link
(c) Computer
(d) None of the above
Computer
- What is full form of MAC?
(a) Mass Access Controle
(b) Media Access Control
(c) Mass Access Carriage
(d) Media Access Carriage
Media Access Control
- How long is an MAC address?
(a) 16 bits
(b) 32 bits
(c) 48 bits
(d) 64 bits
(c) 48 bits
- FM stands for_?
(a) File model
(b) Frequency model
(c) Frequency modulator
(d) None
Frequency modulator
- AM stands for ____.
(a) Analog Mode
(b) Analog Modulation
(c) Amplitude Modulation
(d) None of these
Amplitude Modulation
- NIC stands for?
(a) Network Interface Card
(b) Network Interconnected Card
(c) Network Interchange Card
(d) None of the abo sutbtitles/closed captions unavailable
Network Interface Card
- What is the full form of WAN?
(a) Word Area Network
(b) Wide Area Network
(c) Web Area Network
(d) Wan Area Network
Wide Area Network
- What is full form of Wi-Fi ?
(a) Wireless Fidelity
(b) Wired Fidelity
(c) Wireless Focus
(d) Wired Focus
(a) Wireless Fidelity
- PPP stands for ?
(a) Point-to-Point Protocol
(b) Purchasing Power Parity
(c) PowerPoint Presentation
(d) Public private partnerships
Point-to-Point Protocol
- What is full form of ARP ?
(a) Address rectification Network
(b) Address resolution protocol
(c) Allied resolution protocol
(d) Address resolution process
Address resolution protocol
- Workstation also known as __________?
(a) Node
(b) wwW
(c) Internet
(d) None
Node
- Which one is not the type of computer network?
(a) LAN
(b) WAN
(c) MAN
(d) HUB
HUB
- _____ allocate and manage resources for a network?
(a) Node
(b) Server
(c) Bluetooth
(d)All of these
Server
- _____ are the most common medium of communication?
(a) HUB
(b) Switch
(c) Cables
(d) Satellite
Cables
- Which device connects your computer to the internet?
(a) Dongle
(b) Modem
(c) Hard drive
(d) Teleohone
Modem
- A popular way to learn about computers without ever going to a classroom is called __________.
(a) l-Learning
(b) E-Learning
(c) Star Network
(d) Close Learning
E-Learning
- A network topology in which all data pass through a central computer is _______.
(a) Bus Topology
(b) Star Topology
(c) Ring Topology
(d) MeshTepelegy
Star Topology
- Which of the following is not a disadvantageof wireless LAN?
(a) Higher error rate
(b) Slower data transmission
(c) Interference of transmissions from different computers
(d) All of the above
All of the above
- What is a URL?
(a) A type of programming object
(b) A computer software program
(c) An acronym for unlimited resources for learning8
(d) The address of a document or page on the World Wide Web
The address of a document or page on the World Wide Web
- In the following list of devices which device is used in network layer?
(a) Switch
(b) Router
(c) Repeaters
(d) Application Gateway
Router
- HTML commonly reterred to create documents for?
(a) FTP
(b) HTTP
(c) E-mail
(d) WwW
WwW
- HTML stands for_____?
(a) Hyper Text Markup Language
(b) High Text Machine Language
(c) Hyper Text and links Markup Language
(d) None of these
Hyper Text Markup Language
- What does ISP stand for ________.
(a) Internal Service Port
(b) International Service Protocc
(c) Internet Search Program
(d) Internet Service Providers
Internet Service Providers
- What does TCP stand for ?
(a) Transport Capture Protocol
(b) Transmission Control Prototype
(c) Transmission Control Protocol
(d) Telecommunication Connection Prot rul screen (
Transmission Control Protocol
- What is a benefit of networking your computer with other computers?
(a) Increase in the computer’s speed
(b) Increase in the speed of the network
(c) Sharing of resources to cut down on the amount of equipment needed
(d) Sharing of cables to cut down on expenses anaruuuer
Sharing of resources to cut down on the amount of equipment needed
- In an internet that is accessible by outside workers?
(a) Extranet
(b) P2P Network
(c) Firewall
(d) Management Information System
Extranet
- Network Interface Card (NIC) is an __________ device?
(a) Input
(b) Output
(c) Input/Output
(d) Storage
Input/Output
- MAP stands for
(a) Mobile Application Protocol
(b) Management Application Protocor netwotk across
(c) Mail Application Protocol
(d) None of the above
Mobile Application Protocol
- BER stands for
(a) Basic Encoding Rules
(b) Basic Encoding Router
(c) Basic Encoding Resolver
(d) Basic Encoding Rotator
Basic Encoding Rules
- Which of the following is not a storage device?
(a) Hub
(b) Switch
(c) Tape drives
(d) RAID Arrays
Hub
- SNMP is the framework for managing devices in an internet using the _____________.
(a) TCP/IP protocol
(b) UDP
(c) SMTP
(d) None
- Which protocols are used for Storage management?
(a) MIB
(b) SNMP
(c) LDAP
(d) POP3
SNMP
- SNMP stands for _?
(a) Simple Network Mobile Protocol
(b) Simple Net Mail Protocol
(c) Simple Network Management Protocol
(d) None of the above
Simple Network Management Protocol
- To use a Simple Network Management System, we need ?
(a) IP
(b) Rules
(c) Servers
(d) Protocols
Rules
- The main difference between SNMPv3 and SNMPv2 is ?
(a) Management
(b) Enhanced security
(c) Integration
(d) Classification
Enhanced security
- The structure or format of data is called?
(a) Struct
(b) Syntax
(c) Semantics
(d) Formatting
Syntax
- In computer network nodes are ?
(a) The computer that originates the data
(b) The computer that routes the data
(c) The computer that terminates the data
(d) All of the above
All of the above
- Which of the following networks extends a private network across public networks?
(a) Local Area Network
(b) Storage Area Network
(c) Virtual Private Network
(d) Enterprise Private Network
Virtual Private Network(VPN)
- Which of the following addresses is 32-bit?
(a) MAC address
(b) Source address
(c) Virtual address
(d) Destination address
Virtual address
- Which network is suitable for a building?
(a) WAN
(b) LAN
(c) MAN
(d) PAN
LAN
- Effective storage management does not include?
(a) Security
(b) Backups
(c) Reporting
(d) Connection
Connection
- A list of protocols used by a system, one protocol per layer, is called_?
(a) Protocol Suite
(b) Protocol Stack
(c) Protocol System
(d) Protocol Architecture
Protocol Stack
- Which of the following device is used to connect two systems, especially if the systems use different protocols?
(a) Repeater
(b) Gateway
(c) Bridge
(d) Hub
- The Internet is ?
(a) A large network of networks
(b) A communication system for some states of India
(c) An internal communication system for a business
(d) A communication system for the Indian government
A large network of networks
- _is the most important/powerful computer in a typical network.
(a) Desktop
(b) Network client
(c) Network switch
(d) Network server
Network server
- Which of the following communications modes support two-way traffic but in only one direction of a time?
(a) Simplex
(b) Half-duplex
(c) Three-quarters duplex
(d) Full duplex
Half-duplex
- The slowest transmission speeds are those of?
(a) Microwaves
(b) Coaxial cable
(c) Fiber-optic cable
(d) Twisted-pair wire
Twisted-pair wire
- A modem is connected to _____________?
(a) A telephone line
(b) A keyboard
(c) A printer
(d) A monitor
A telephone line
Conclusion
Mastering networking concepts is essential for anyone pursuing a career in IT or related fields. Computer Networking MCQs serve as an excellent resource for reinforcing learning and testing one’s understanding of key principles. By practicing these questions, individuals can improve their grasp of network protocols, troubleshooting techniques, and overall network functionality. Whether for competitive exams, certifications, or simply expanding your knowledge, MCQs provide a practical way to stay updated with networking advancements. Continuous learning and practice ensure that one remains well-equipped to navigate the ever-evolving landscape of computer networking.