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This set of Computer Networking CN Multiple Choice Questions & Answers (MCQs) focuses on Computer Networking Set 2
Q1 | The design adopted for connecting several hosts on a network is called .
- telephony
- wiring
- connection
- topology
Q2 | When 2 devices are connected through a dedicated line, it is topology.
- point to point
- bus
- star
- ring
Q3 | When all nodes are connected to a central hub, it is topology.
- point to point
- bus
- star
- ring
Q4 | Usually, the network connecting hosts inside a single building is called .
- lan
- wan
- man
- none of them
Q5 | Usually, the network connecting hosts located in several cities or nations is called .
- lan
- wan
- man
- none of them
Q6 | When network hosts are connected without wires, protocol is used.
- lan
- wan
- man
- wlan
Q7 | MODEM is a device used for converting .
- digital signal to analog
- analog signal to digital
- both a & b
- neither a nor b
Q8 | MODEM is used to convey data over .
- air
- telephone line
- train track
- bus route
Q9 | Hub is to switch/ bridge since it repeats data even to the unwanted connections.
- inferior
- superior
- equivalent
- none of them
Q10 | Switch is to a hub since unwanted repetitions are curtailed.
- inferior
- superior
- equivalent
- none of them
Q11 | The device which connects one Local Area Network to another Local Area Network is called
- hub
- switch
- modem
- bridge
Q12 | A cable with single copper core and braided metal shield is called .
- unshielded twisted cable
- shielded twisted cable
- coaxial cable
- fibre optic cable
Q13 | Fibre optic cables are interferences from electric cables and electromagnetic waves.
- prone to
- unaffected by
- susceptible to
- affected by
Q14 | Wireless networks communicate using signal instead of cables.
- infrared
- low frequency radio wave
- wireless fidelity (wifi - ieee 802.11 standard)
- all of them
Q15 | In the modern days, is the best choice for wireless networking.
- wifi
- infrared
- radio waves
- micro-wave
Q16 | Wireless networks are wired networks.
- slower than
- faster than
- as fast as
- none of them
Q17 | In terms of data safety, wireless networks are wired networks.
- more secure than
- less secure than
- as safe as
- none of them
Q18 | Normally, WiFi signal reach m distance.
- 50 to 100m
- 1 to 2m
- 0.5 to 1.0m
- 2 to 3m
Q19 | WiFi networks have for connecting.
- name
- password
- both a & b
- none of them
Q20 | Name of a WiFi network may be .
- visible
- invisible
- both a & b
- none of them
Q21 | Open WiFi networks have .
- a visible name
- no password
- visible name without any password
- none of them
Q22 | The network established using Bluetooth technology is called a .
- local area network (lan)
- wide area network (wan)
- metropolitan area network (man)
- personal area network (pan)
Q23 | Bluetooth permits .
- pairing by acceptance
- pairing by password authentication
- pairing by verification
- all of them
Q24 | UDP stands for .
- unified datagram protocol
- user datagram protocol
- user datagram procedure
- user digital protocol
Q25 | allows for mapping IP address to an ethernet or hardware address.
- address resolution protocol (arp)
- reverse address resolution protocol (rarp)
- open system interconnection (osi)
- none of them