CS610 – MF-2010
In Direct point to point communication adding the Nth computer requires------------ new connections.
N2
N-1
(N2 –N)/2
None of the given
------ Program sends a message to a remote computer and reports whether the computer responds.
Traceroute
ICMP
Non of the given
------ has no way to determine the cause of the problem.
Trace route
ICMP
Non of the given
Hardware that calculates a CRC uses two simple components.
AND unit and XOR unit
Shift register and XOR unit
Shift register and AND unit
None of the given
The Ethernet standard specifies that frames are sent using the --------
Nonreturn to zero(NRZ)
Return to zero(RZ)
None of the given
Formally named __________ informally known as the thin wire Ethernet or Thin net.
10 Base 2
10 Base 5
10 Base T
None of the given
Formally named __________ informally known as the twisted pair Ethernet or TP Ethernet.
10 Base 2
10 Base 5
10 Base T
None of the given
A bridges function in the _________ layers(s).
Physical (MAC)
Data link
Network
Physical (MAC) and Data link
Which of the following is a connecting device?
Bridge
Repeater
Hub
All the given
Most WAN systems include a mechanism that can be used to eliminate the common case of duplication routing is called___________
Hierarchal address
Default route
Shortest path
None of the given
___________ is used for audio and video, since these have predefined maximum data rates
Constant Bit Rate (CBR) service
Variable Bit Rate (VBR) service
Available Bit Rate (ABR) service
None of the given
________ is used for typical data applications (where the data rate may be unknown and bursty) and allows use of whatever bandwidth is available at a given time.
Constant Bit Rate (CBR) service
Variable Bit Rate (VBR) service
Available Bit Rate (ABR) service
None of the given
Unlike Frame Relay and ATM, SMDS (Switched multi-megabit Data service) offers_______ .
Connectionless service paradigm
Connection oriented service paradigm
Both Connectionless and Connection-oriented service paradigm
None of the given
ATM was designed for ________ and use a_________
LANs, Connectionless service paradigm
WANs, Connectionless service paradigm
Both LANs and WANs, Connectionless service paradigm
Both LANs and WANs, Connection-oriented service paradigm
A network uses a ------ to arranges computers to be connected in a closed loop.
Star Topology
Ring Topology
Bus Topology
None of the given
FDDI can transmits data at a rate of ----------
100 million bits per second
10 million bits per second
1000 million bits per second
None of the given
A------------ provides mechanism that automatically assignes a physical address to a station when the station first boots.
Static addressing scheme
Configurable addressing scheme
Dynamic addressing scheme
None of the given
By size there are.......................classifications of networks.
2
3
4
5
In which type of topology computers are connected to a central hub?
tree
mesh
bus
star
A network with throughput T and delay D would have a total no of ________ bits in transit at any time.
T / D
T x D
T + D
None of the given
What is the difference between the physical and logical topologies? 2
Can one network technology be used for both WAN and LAN connection? 2
What is the relationship between Delay and Throughput? 3
Describe distance limitations in Fiber Optic. 3
How can a computer attach to a network that sends and receives bits faster than the computer’s CPU can handle them? 5
Why do we use connection identifiers instead of full address in connection oriented network? 5
