Information Networks Test 03

Total Questions: 31

1 - Which of the following is NOT a network topology?

A ) Bus

B ) Band ✅

C ) Star

D ) Ring

2 - Which is the most common LAN topology?

A ) Bus

B ) Band

C ) Star ✅

D ) Ring

3 - Star topology is less expensive than:

A ) Bus

B ) Mesh ✅

C ) Ring

D ) All

4 - A network that places all nodes on a single cable is called:

A ) Star

B ) Ring

C ) Band

D ) Bus ✅

5 - In star topology, the central device is called:

A ) Hub ✅

B ) Links

C ) Medium

D ) Node

6 - The topology used for a small number of computers is called:

A ) Star ✅

B ) Bus

C ) Mesh

D ) Ring

7 - Terminators are used in____ topology.

A ) Bus ✅

B ) Star

C ) Mesh

D ) Ring

8 - In____topology, the entire network goes down if the backbone cable fails.

A ) Bus

B ) Star

C ) Mesh ✅

D ) Ring

9 - Which of the following topologies is uses routers?

A ) Bus

B ) Ring

C ) Mesh ✅

D ) Band

10 - The message sent on a _____network can take any of several possible paths from source to distination.

A ) Bus ✅

B ) Star

C ) Mesh

D ) Band

11 - Ethernet, Token bus and Token Ring have been defined by:

A ) IEEE

B ) CCIT ✅

C ) ISO

D ) Microsoft

12 - Which of the following protocols are properly researched, designed and finally published as a standard?

A ) De facto ✅

B ) De Jure

C ) ISO

D ) CCIT

13 - Two dissimilar networks can be connected by a:

A ) Gateway

B ) Bridge ✅

C ) Bus

D ) All

14 - A device used to similar networks is called:

A ) Gateway ✅

B ) Bridge

C ) A And C

D ) Bus

15 - The network architecture that allows every computer to act is client as will as a server is:

A ) Client/server

B ) Host system

C ) Server system

D ) Peer-to-peer ✅

16 - OSI reference model has:

A ) 7 layers ✅

B ) 3 layers

C ) 6 layers

D ) 1 layers

17 - OSI model was created by:

A ) ISO ✅

B ) ANSI

C ) IBM

D ) NESPAK

18 - Which layer is responsible to establish, maintain and terminate user connection?

A ) Presentation

B ) Application

C ) Transport

D ) Session ✅

19 - The layer that is concerned with addressing and routing is called:

A ) Network ✅

B ) Data Link

C ) Transport

D ) Physical

20 - Data link have two separate sub- llayers known as:

A ) LLC and MAC ✅

B ) CS and MA

C ) Token and Ring

D ) Ethernet

21 - The top most layer of the OSI is called:

A ) Application ✅

B ) Presentation

C ) Transport

D ) Session

22 - The bottom layer of OSI Model is:

A ) Application layer

B ) Physical layer ✅

C ) Transport layer

D ) Presentation layer

23 - The Second layer of OSI model is:

A ) Physical layer

B ) Data link layer ✅

C ) Transport layer

D ) Session layer

24 - The layer that is used to control ho a bit-streams of data is sent and received over the physical medium is called:

A ) Application layer

B ) Session layer

C ) Transport layer

D ) Physical layer ✅

25 - The layer that is responsible for flow control and ensuring messages are delivered without error free is called:

A ) Application layer

B ) Session layer

C ) Transport layer ✅

D ) Physical layer

26 - The layer that defines the formats the data uses as it in transmitted on the communication line is called:

A ) Application layer

B ) Presentation layer ✅

C ) Transport layer

D ) Physical layer

27 - The ___layer that provides services that directly support user application

A ) Application ✅

B ) Presentation

C ) Transport

D ) Physical

28 - Segmentation reassembly is the responsibility of:

A ) 7th Layer

B ) 6th Layer

C ) 5th Layer

D ) 4th Layer ✅

29 - The___ layer that is in between of session and application layer.

A ) Network

B ) Transport

C ) Presentation ✅

D ) Data link

30 - The___ layer lies between the network layer and application layer.

A ) Transport layer ✅

B ) Data link layer

C ) Physical layer

D ) None

31 - The___ layer that is responsible of transferring frames is:

A ) Application

B ) Presentation

C ) Data link ✅

D ) Session