MCQs on Computer Networking - 13

1. LANs can be connected by a device called ……………..

(A) Routers
(B) Modems
(C) Ethernet card
(D) Bridges



2. In distance vector routing the delay metric is ……………….

(A) number of hops
(B) geographical distance
(C) number of neighbours
(D) queue length



3. In Broadcast routing, if the router does not know anything all about spanning tree, ………………. method is preferred.

(A) Reverse Path forwarding
(B) Multidestination
(C) Flooding
(D) spanning tree



4. Which of the following is an advantage to using fiber optics data transmission?

(A) resistance to data theft
(B) fast data transmission rate
(C) low noise level
(D) all of above



5. Military vehicles on a battlefield with no existing infrastructure will deploy …………… network.

(A) MANET
(B) Cell Network
(C) LAN
(D) Wi-Fi



6. A repeater takes a weakened or corrupted signal and …………… it.

(A) Amplifies
(B) Regenerates
(C) Resample
(D) Reroute



7. The ................. elements are specialized computers to connect two or more transmission lines. 

(A) Networking
(B) Broadcasting
(C) Switching
(D) Transfering



8. The first collision free protocol is ……………….

(A) Binary countdown
(B) Basic bitmap
(C) Reservation protocol
(D) SAP



9. Which of the following performs modulation and demodulation?

(A) fiber optics
(B) satellite
(C) coaxial cable
(D) modem



10. The layer one of the OSI model is

(A) Physical layer
(B) Link layer
(C) Router layer
(D) Broadcast layer

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