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Worksheets6th Quiz - 2281
Total questions: 64
Worksheet time: 39mins
At least How many computers you need to form a network?
(a)
In which topology devices are connected one to other
in a straight line?
(a)
Bus Topology requires less cable than other topologies?
Yes
No
If the cable is broken at any point in BUS topology, the entire NW is down?
Yes
No
Locating breaks is easy in Bus topology?
Yes
No, Its difficult
Performance degradation occurs under traffic load in Bus Topology?
No , the does not impact performance
Yes, the load does impact performance
Connecting new devices takes the NW down in Bus Topology?
No, You can add new device without taking network down
Yes，you need to take the network down to add new devices
In which topology, Devices are connected one to another , but the cable loops around and forms a closed circle?
Bus
Ring
Star
Mesh
In which topology, Any break brings the entire network is down?
Bus
Ring
Star
Mesh
In which topology, All of the devices are connected to a central device and communicate through the central device?
Bus
Ring
Star
Mesh
Which topology performs better under load?
Bus
Ring
In which topology, each device on the ring examines the signal but all except computer to which the packet is addressed will ignore it?
Bus
Ring
Star
Mesh
which topology, is easiest to troubleshoot among the following four?
Bus
Ring
Star
Mesh
In which topology, There is No network disruption when adding or removing devices?
Bus
Ring
Star
Mesh
which topology, overall performs better among the following three?
Bus
Ring
Star
which topology cause Single point of failure at the hub or switch?
Bus
Ring
Star
Mesh
In which topology, Each computer has an individual connection to every other computer?
Bus
Ring
Star
Mesh
Which topology is most Expensive to implement and have High maintenance cost?
Bus
Ring
Star
Mesh
In which topology, If a cable goes bad, only the device connected to it is affected?
Bus
Ring
Star
A point-to-point (PPP) topology is one in which two devices are connected to one another directly, with no other devices on the connection?
Yes
No
What is the first Layer of TCP/IP Model?
(a)
UDP and TCP are the two subprotocols, which layer these both operates at?
Application
Transport
Internet
Network Access Layer
The logical addresses of the source and destination devices are determined and placed on the package
at which layer?
Application
Transport
Internet
Network Access Layer
At which layer, the package is converted to ones and zeros in the format required by the physical medium in use?
Application
Transport
Internet
Network Access
At which layer, Internet Protocol (IP) operates ?
Application
Transport
Internet
Network Access
At which layer, Its protocols responsible for getting the packet labeled with source and destination IP addresses
?
Application
Transport
Internet
Network Access
How many layers are in OSI model?
(a)
which protocol performs TCP three-way handshake?
(a)
Which Transport Layer protocol provide Guaranteed Delivery?
(a)
In which Transport Layer protocol, receiving device must acknowledge the receipt of each frame ?
(a)
In which Transport Layer protocol, The source device will send the frame again if Ack not received
?
(a)
Which device is more intelligent?
Switch
Hub
Which device Operates at the Internet layer of the TCP/IP model and make routing decisions based on IP address information?
Switch
Router
Hub
Routes in the Routing tables can added through following ways?
Statis routes by network administrator
Dynamic routes by routing protocols
Both
In which, Remote routes will not have to be entered manually?
Dynamic Routing
Static Routing
In which, If multiple paths exist to the same network, the router can use
metrics to choose the best route?
Dynamic Routing
Static Routing
When the network is very small and the equipment and
connections are very reliable and stable, which routing is choice?
Dynamic Routing
Static Routing
What is the main characteristic of a star topology?
Each computer has an individual connection to every other computer
Devices are connected one to another, but the cable loops around and forms a closed circle
Devices are connected to a central hub or switch
There is no network disruption when adding or removing devices
What is the advantage of a ring topology?
Overall performs better
Performs better under load
Easiest to troubleshoot
Single point of failure at the hub or switch
What is bit size of IPV6?
(a)
How many Bits are in IP Class A network ID?
(a)
How many Bits are in IP Class A Host ID?
(a)
A point-to-point (PPP) topology is one in which two devices are connected to one another directly, with no other devices on the connection?
Yes
No
What is the first Layer of TCP/IP Model?
(a)
The logical addresses of the source and destination devices are determined and placed on the package
at which layer?
Application
Transport
Internet
Network Access Layer
What are the main three characteristic of IP in terms of delivery of packets?
Reliable
Media InDependent
Best Effort
Connection-less
what is size of IPV version 6?
24 Bytes
32 Bytes
64 Bytes
128 Bytes
What is the maximum length of 10Base5 (Thicknet) coaxial cable?
185 meters
500 meters
100 meters
300 meters
What is the function of the presentation layer in the OSI model?
Determines the best path through the network
Supports communication between various devices across diverse networks
Prepares data for the application layer
Breaks up segments into network packets, and reassembles the packets on the receiving end
What is the function of the network layer in the OSI model?
Represents data to the user, plus encoding and dialog control
Breaks up segments into network packets, and reassembles the packets on the receiving end
Supports communication between various devices across diverse networks
Determines the best path through the network
What is the process of converting information into binary (I.E. 010101) form for transmission?
Decoding
Message timing
Flow control
Encoding
What are the three elements to any communication, those are must?
TCP, IP, and HTTP
Encoding, formatting, and encapsulation
Protocol, suite, and model
Sender, receiver, and channel
What are the four basic operations performed by the network layer?
Routing
Encapsulation
Addressing end devices
De-encapsulation
Which field in the IPv4 header is used to detect corruption in the IPv4 header?
Version
Differentiated Services
Header Checksum
Time to Live (TTL)
What is the primary communication protocol for the network layer?
TCP
IPv6
IPv4
UDP
What is the main improvement provided by IPv6 over IPv4?
Increased address space
Improved packet handling
Eliminates the need for NAT
All of the above
what is size of IPV version 6?
24 Bytes
32 Bytes
64 Bytes
128 Bytes
What type of route forwards all traffic to a specific direction when there is not a match in the routing table?
Default Gateway *(DGW) Route
Static Route
Remote
Directly Connected
What are the three types of routes between two nodes?
Directly Connected
Default Route
Remote
Static Route
which command show network statistics e.g. Displays the contents of the IP routing table?
show ip route
ping
netstat -r
route print
What does the 'O' in the output of the 'show ip route' command represent?
Default Routes
Remote Routes
Directly connected local interface IP address
OSPF
What are the main three characteristic of IP in terms of delivery of packets?
Reliable
Media InDependent
Best Effort
Connection-less
What is the main characteristic of IP in terms of media independence?
It cannot manage or fix undelivered or corrupt packets
It cannot retransmit after an error
It can be sent over any media type
It cannot realign out of sequence packets
What is the main characteristic of IP in terms of connection establishment?
IP does not establish a connection with the destination before sending the packet
IP expects acknowledgments for the sent packets
IP establishes a connection with the destination before sending the packet
IP sends pre-notifications to the destination before sending the packet
