Network Questions
1. In fiber optics, the signal source is ___ waves.
a) light b) radio c) infrared d) very low frequency
2. Which of the following primarily uses guided media?
a) cellular telephone system b) local telephone system c) satellite communications d) radio broadcasting
3. When we talk about unguided media, usually we are referring to ___.
a) metallic wires b) nonmetallic wires c) the atmosphere d) None of the above
4. Fiber-optic communication system uses.
a Simplex transmission b half-duplex c full-duplex d None of the above
5. The concept of connected computers sharing resources is called ___.
a) Internetworking b) Intranetworking c) Networking d) None of the above
6. A _______ is the physical path over which a message travels.
a) Path b) Medium c) Protocol d) Route
7. Which of this is not a network end device?
a) PC b) Smartphones c) Servers d) Switch
8. A _________ set of rules that governs data communication.
a) Protocols b) Standards c) RFCs d) Servers
9. 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 mentioned
10. Bluetooth is an example of __________
a) personal area network b) local area network c) virtual private network d) wide area network
11. A __________ is a device that forwards packets between networks by processing the routing information included in the packet.
a) bridge b) firewall c) router d) hub
12. 8. Bluetooth transceiver devices operate in ______ band.
a) 2.4 GHz ISM b) 2.5 GHz ISM c) 2.6 GHz ISM d) 2.7 GHz ISM
13. With respect to physical media, STP cables stands for _________
a) Shielded Twisted Pair Cable b) Spanning Tree Protocol Cable c) Static Transport Protocol Cable d) Shielded Two Power Cable
14. What is the max length of the Shielded twisted pair cable?
a) 100 ft c) 100 m b) 200 ft d) 200 m
15. What is the max data transfer rate of STP cables?
a) 10 Mbps b) 100 Mbps c) 1000 Mbps d) 10000 Mbps
16. 7. Which connector does the UTP cable use?
a) BNC b) RJ-11 c) RJ-45 d) RJ-69
17. Which of this is not a guided media?
a) Fiber optical cable b) Coaxial cable c) Wireless LAN d) Copper wire
18. UTP is commonly used in __________
a) DSL b) FTTP c) HTTP d) None of the mentioned
19. Fiber optics posses following properties __________
a) Immune electromagnetic interference b) Very less signal attenuation c) Very hard to tap d) All of the mentioned
20. Data communication system spanning states, countries, or the whole world is ________
a) LAN b) WAN c) MAN d) PAN
21. Data communication system within a building or campus is________
a) LAN c) MAN b) WAN d) PAN
22. WAN stands for __________
a) World area network b) Wide area network c) Web area network d) Web access network
23. ____________ is used to regenerate the signal
a) HUB b) Repeater c) Bridge d) None of the above
24. ____________ is used to send the data packets to all the connected devices
a) HUB b) Repeater c) Bridge d) None of the above
25). ____________ is used to interconnect the two different LANs in a same protocol
a) HUB b) Repeater c) Bridge d) None of the above
26). _____________ passes the data from one network to another network which are using the different networking models
a) HUB b) Repeater c) Bridge d) Gateway
27 . How many types of transmission mediums are there?
a) one b) four c) three d) two
28). Which one is a wired transmission medium?
a) Radio waves b) Twisted pair c) Microwaves d) None of the above
29). Which one is a wireless or unguided transmission medium?
a) Radio waves b) Co-axial c) Fiber optics d) None of the above
30). How many types of twisted pairs are there?
a) five b) four c) two d) three
31). ______ are the examples of nodes
a) Computer b) Server c) Printer d) All of the above
32. ___________ is an example of half-duplex data flow
a) Walkie-talkie b) Keyboards c) Telephone lines d) None of the above
33). A node can ________
a) Only sends the data b) Only receives the data c) Send and receives the data d) None of the above
35). The MAC addresses are of __________ bits
a) 6 c) 48 b) 24 d) 32
34). The Bluetooth are used for __________
a) Short-range communication b) Long-range communication c) Both a and b d) None of the above
36). The MAC addresses are represented in _________ format
a) Binary b) Decimal c) Hexadecimal d) None of the above
37). The switch needs ________ address to forward the data
a) IP address b) MAC address c) Both a and b d) None of the above
38). _____________ is an example for MAC address
a) 10.10.5.3.6 b) 70-20-80-ED-FC c) Both a and b d) None of the above
39). The forwarding decisions in the switch are taken based on the _______ address
a) IP b) MAC c) Both a and b d) None of the above
40). The switch can work in _______ mode
a) Half-duplex b) Full-duplex c) Both a and b d) None of the above
41). The switch is a ________ device
a) Local area network b) Wide area network c) Both a and b d) None of the above
42). The router can be a ________ device
a) Local area network b) Wide area network c) Metropolitan area network d) All of the above
43. UTP is a ________ copper.
a) four-pair wire b) eight wires c) both a and b d) none of the above
44. What covers a larger geographical area than MAN?
a) WAN b) LAN c) both a and b d) none of the above
45. Arrange the Following Types of Networks according to their size, from largest to smallest?
a) LAN, WAN, MAN b) WAN, LAN, MAN c) MAN, LAN, WAN d) WAN, MAN, LAN
46. The types of transmission channel or media used for LAN or WAN are __.
A) Twisted Pair Cables
B) Coaxial Cables
C) Fiber-Optic Cables and Radio Waves
D) All the above
47. A simple WIFI modem forms a __ wireless network.
A) LAN
B) MAN
C) WAN
D) None of the above
48. Which private network uses storage protocol rather than networking protocol?
A) Wide area network B) Storage area network C) Local area network D) None of these
49. in __ client initiate communication sessions with the server await an incoming request
A) client server network B) Storage area network C) Local area network D) None of these
50. Which type of network consists of both LANs and MANs?
a) Wide Area Network b) Local Area Network c) Metropolitan area network d) none of the above
Complete:
1. PAN network used for communication between the computer and different information technological devices close to one person.
2. A WAN often uses transmission facilities provided by common carriers, such as telephone companies.
3. What is the size Ethernet physical address? 6 byte or 48 bit
4. NIC stands for Network Interface Card.
5. In digital communication, full-duplex means that a system is capable of both transmitting and receiving data at the same time. In contrast, half-duplex means that communication can only go in one direction at a time.
6. When the information or a packet is sent from a particular source to a specified destination then it is called Unicasting.
7. When the information or a packet is sent from a single source to a multiple destinations then it is called Multicasting.
8. Sending a packet to each device of the network is termed as broadcasting.
9. Half Duplex Data transferring can happen in both directions but not at the same time.
10. Full Duplex Data transferring happens in both directions in the same time.
1. Bluetooth using UHF radio waves
A – true B – false
2. A gateway is a network hardware used in telecommunications networks that using the same protocol
A – true B – false
3. Wireless Media use the space as the medium.
A – true B – false
4. Mutiple LANs can be connected to form a single MAN (Metropolitan Area Network). State TRUE/FALSE.
A – true B – false
5. A network switch usaully uses MAC address to determine the destination device before forwarding a packet.
A – true B – false
6. Wi-Fi networks use microwave technologies to transmit and receive data
A – true B – false
7. IEEE standardized Bluetooth as IEEE 802.15.1
A – true B – false
8. The server responds to the requests of clients.
A – true B – false
9.Cost of owning a LAN network over a WAN or MAN is More.
A – true B – false
10. VPN is a private network that can access public networks remotely.
A – true B – false
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