Download Questions from CIS410 Section 2

(1) Which topology connects each node to a common transmission line?
(a) Star topology
(b) Ring topology
(c) LAN topology
(d) Bus topology
(4) Routers operate at which layer of OSI?
(a) Application layer
(b) Presentation layer
(c) Network layer
(d) Data Link layer
(5) CSMA/CD is commonly used in
(a) Ring network
(b) Star network
(c) WAN network
(d) Bus network
6. What is NOT true about half-bridges?
A. They are also called WAN bridges
B. They work together in pairs
C. A & B
D. They are also called LAN bridges
8. What is NOT a characteristic of Repeaters?
A. Do not have filter function
B. Boost weak signal
C. Work on physical layer
D. Do not boost weak signal
9. TCP/IP is one of the Primary System Architectures, other architectures are:
a. SNA,
b. DECnet
c. AppleTalk
d. All the above
10 Each Host (Node) on a TCP/IP Internet is assigned a unique _____Internet
address that is used in all communications with that host.
a. 32-bit
b. 64-bit
c. 128-bit
d. 256 -bit
11. The network ID ___cannot be used because this ID is reserved for loopback
and diagnostic functions.
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a.
b.
c.
d.
127
128
130
133
12. _____addresses are normally seen as four decimal integers separated by
decimal points.
a. ID
b. IP
c. IR
d. RC
13. The term _________is usually used in reference to an IP layer packet that
uses connectionless delivery of packets
a. Mailgram
b. Datagram
c. Telegram
e. Microgram
14. Class ____ addresses are used on networks that haves large number of IP hosts.
a. E
b. C
c. A
d. D
16. InterNIC is responsible for registering your _____name.
a. First
b. Last
c. Domain
d. All the above
17. A ____can listen to a network and identify which parts are the busiest It uses this
info in determining which path to send data over.
a. Router
b. NICcard
c. Notebook
d. Non of the above
18. Modular multi-LAN hubs are the most _____type of hubs.
a. easiest
b. complex
c. difficult
d. all the above
19. Which has no brain?
a. Hub
b. switch
c. port
d. cable
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20. _______line will accommodate Ti and T2. T3 and T4 require a high4requency
medium such as microwave or fiber optic.
a. Copper
b. Silver
c. Twisted cable
d. Non of the above
22. A _____determines if the incoming frame is destined for a device that is on the
segment where the frame was generated.
a. router
b. bridge
c. port
d. hub
23. Machines located on physical networks can only communicate if they know each
other's physical network______.
a. phone number
b. ID number
c. Address
d. network
24. _______is responsible for obtaining hardware addresses of TCP/IP hosts by using
its IP address.
a. ARC
b. ART
c. DCS
d. ARP
25. __________interconnect networks that have the same communications
architecture but possibly different lower level architectures
a. Routers
b. Bridges
c. Switches
d. Hubs
26. Allocates bandwidth on the network by predefining time slots for user data to be
placed
a. ISDN
b. DSL
c. TCP/IP
d. Asynchronous Transfer Mode
27.What does a host identify?
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A.
B.
C.
D.
E.
IP address
Network
SNA
A host on the network
All of the above
28.Which channels are known as B channels?
A.
B.
C.
D.
I2a kbps
16 kbps
64 kbps
ISON
29.In SNMP, clients load a special program which is ----------.
A.
B.
C.
D.
E.
Management program
SNIYIP
MIB
An agent in memory
None of the above
30.Which of the following is the routing algorithm?
A.
B.
C.
D.
E.
31.
a
b
c
Repeaters are feasible only for relatively small LANs less than
10
20
50
d
100
e
1000
32.
DSU/CSU
MAU
ODBC
RIP
SONET
Routers look at
a)
b)
c)
d)
e)
nodes.
address not node address:
IP
network
IRQ
Hexadecimal
None of the above
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33.
IP addresses are normally seen as
points.
a)
b)
c)
d)
decimal integers separated by decimal
2
4
6
8
34.Into how many data channels do the base rate IDSDN divides its available
bandwidth?
a)
b)
c)
d)
e)
Four
Eight
Two
Three
None of the above
35.The ___________ sends messages and errors regarding the delivery of a packet.
a)
b)
c)
d)
Local Area Transport
Internet Control Message Protocol
User Datagram Protocol
Address Resolution Protocol
36.____________ are feasible only for relatively small LANs (less than 100 nodes)
which are confined to a small geographical area, such as one or two floors of an office
building.
a)
b)
c)
d)
Repeaters
Bridges
Relays
Switches
37.Which type of hub can connect multiple types of LANS and allow users to separate
LANs into logical segments?
a) Stackable hubs
b) Portswitching Hubs
c) Segment-Switching Hubs
d) Modular Multi-Lan Hubs
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38.Which of the following is true about Simple Network Management Protocol?
a)
b)
c)
d)
e)
Detects bottle-necks
Forecasts capacity requirements
Based on the manager/agent model
A and B are true.
All of the above are true.
39. Devises, such as a computer, printer or router are usually referred to as what in a
Network setting?
A.
B.
C.
D.
Network Parts
Nodes
Network Topologies
NIC
40. TCP/IP is an acronym for:
A.
B.
C.
D.
Total Control Protocol / Internet Protocol
Transmission Control Protocol / Internet Protocol
Travel Control Protocol / Internet Protocol
Transmission Control Protocol / Intranet Protocol
41.Primary system architectures will include? Answer C.
A. NSA, DECnet, TCP/IP.
B. NSA, DECnet, AppleTalk.
C. DECnet, AppleTalk.
D. Answer A and B.
E. All the above.
43.Where does the repeater operate? Answer E.
A. Network layers.
B. Application layers.
C. Transport layers.
D. Network layers.
E. Physical layers.
44.Which of the following is true? Answer A.
A. Hub has no brain, switch does.
B. Both of hub and switch does not have brain.
C. Switch has no brain, hub does.
D. Both of hub and switch has brain.
E. None of them is true.
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45.Which of the following components are based on filtering IP addresses?
a) Bridges
b) Routers
c) Firewalls
d) Gateways
46.Half Bridges are also called.
a) Full Bridge
b) Connected Bridge
c) Protocol
d) Wan bridges
47.Which of the following layer operate a Router.
a) Translate
b) Data
c) Record
d) Transport
48.Which of the following is a network component that centralizes circuit connections.
a) Router
b) Hub
c) Switch
d) Server
49.Who is in charge of Simple Management Network Protocol?
a) Computer staff
b) Executive Director
c) Administrator
d) Receptionist
a.
b.
c.
d.
50.Under ____________________ scheduling, the scheduler always dispatches the
ready thread that has been waiting the longest.
First come first served (FCFS)
First come last served (FCLS)
First served
Last served
51.Routers use network addresses in the controlling (or restricting) of the flow of network
traffic is also known as _______________________.
a.
b.
c.
d.
Network traffic
Segmenting network traffic
Segmenting
Traffic
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53.Over time, the switch builds a table that associates ___________ addresses with port
numbers.
a.
b.
c.
d.
TCP
IP
WAN
MAC
55. Bridges perform functions such as ________ and forwarding MAC frames.
a. filtering
b. calculating
c. repeating
d. processing
56. Which type of gateway changes a protocol from that of one communication architecture
to that of another a gateway handles difference upper level protocol.
a. protocol changer
b. protocol converter
c. protocol transformer
58. How many Mbps is in a T1 line?
a. 1.544
b. 2.544
c. 3.544
d. 4.544
60. What maps internet addresses to physical addresses?
a. Address Resolution Protocol
b. Reverse Address Resolution Protocol
c. Internet Control Message Protocol
d. User Datagram Protocol
e. Internet Network Information Center
61. Where do bridges operate?
a. MAC (Media Access Control)
b. Frames
c. LANs
d. Bridge ports
e. MAC address
62. Which one is protocol dependent?
a. WAN bridges
b. LANs
c. MAC Layer Bridge
d. Firewalls
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e. Routers
63. What does NLSP stand for?
a. Network Layer Service Protocol
b. Network Layer Service Program
c. Network LAN System Protocol
d. Network Link Simple Program
e. Network Link Services Protocol
65.Hubs can also be divided into 2 categories based on
a. switching capabilities
b. high speed capabilities
c. ports
d. OSI layer
66._____ developed TCP/IP in the early 1970’s
a. IBM
b. Xerox
c. Cisco
d. Microsoft
67.What is a datagram?
a. packet that is transferred independently of all other packets
b. data transferred in a network
c. a record of data
d. graph
68.One of the following is an internetworking issue
a. division of network into manageable pieces
b. growing network becomes easy to manage
c. need to disconnect separate networks
d. network security
69. Hosts must know the _____________address of the other hosts to communicate on a
network.
(RGV)
a. firmware
b. software
c. hardware
d. computer
71. __________is the most widely used type of digital line at higher data speed.
a. T3
b. T2
c. T4
(RGV)
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d. T1
72. Class ____________ address bigin with a number from 1-127.
a. b
b. a
c. c
d. d
(RGV)
75.Reverse Address Resolution Protocol (ARP) is the process of mapping_____.
(a) an IP address to a host hardware address
(b) a network node to a router
(c) a host hardware address to its IP address
(d) both (a) and (c)
76.UDP is a(n) _________ delivery service.
(a) datagram
(b) synchronous
(c) e-mail
(d) packet
77.The controlling of the flow of network traffic is known as __________.
a isolating
b segregating
c restricting
d segmenting
78.Switches operate at the __________________ of the OSI Model.
a.Transport Layer
b. Network Layer
c. Data Link Layer
d. Physical Layer
80.Half Bridges are also called.
a.Full Bridge
b. Connected Bridge
c. Protocol
d. Wan bridges
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83.Who is in charge of Simple Management Network Protocol?
a. Computer staff
b. Executive Director
c. Administrator
d. Receptionist
84.SONET is an system standard that uses a basic transmission rate of 51.84 mbps for
which communication medium?
a.
b.
c.
d.
twisted pair cables
coaxial cables
fiber optics
wireless communication
85.A T1 carrier digital communication circuit is multiplexed into how may
a.
b.
c.
d.
channels?
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84
1544
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86.A hub where internetworking modules also connect to the chassis and support bridge
and router capabilities can be referred to as
a.
b.
c.
d.
a collapsed backbone
a non-switching hub
multistation access unit
stackable hub
87.Bridges operate on frames and have
a.
b.
c.
d.
no regard for frame content
perform filtering functions
perform frame forwarding functions
all of the above
88.A repeater connects one segment of a LAN with another and
a.
b.
c.
d.
is best used over a large geographical area
regenerates electrical signals from one segment of cable to another
cannot connect two different types of media
none of the above
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89. Each host node on a TCP/IP internet address is assigned a unique ____________
address that is used in all communications with that host. [rbs]
a) 8 bit
b) 16 bit
c) 32 bit
d) 48 bit
90. Class B addresses begin with numbers ______________. [rbs]
a) 1-127
b) 1-191
c) 128-191
d) 191-256
91. The data link later ____________________. [rbs]
a) establishes and manages communication sessions.
b) is the interface between network software and hardware.
c) is the layer at which communication between devices actually takes
place.
d) formats messages into packets suitable for transmission over the
internet.
92. Topology is a _______________. [rbs]
a) physical arrangement of node connections
b) logical arrangement of message flow
c) neither a or b
d) both a and b
93. The term__________is usually used in reference to an IP layer packet that uses c
connectionless delivery of packets. (Thien)
a.
b.
c.
d.
matagram
datagram
batagram
catagram
94.A_________repeater connects one segment of a LAN to another, possibly connecting
different types of media.(Thien)
a.
b.
c.
d.
routers
protopcal
repeater
switches
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95.They operate on frames and have no regard for the content of the frame,
___________perform functions such as filtering and forwarding MAC frames.(Thien)
a.
b.
c.
d.
bridges
repeaters
hubs
gateways
96. The__________operates at the physical layer, that operates as a central connection
point and joins lines in S star network configuration.(Thien)
a.
b.
c.
d.
converters
hub
switches
gateways
97. A_________is a device that consists of many high-speed ports connecting either LAN
segments or individual devices on a port-by-port basis.(Thien)
a.
b.
c.
d.
gateways
hub
switch
routers
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