DATA COMMUNICATION AND COMPUTER NETWORK
QUESTIONS AND ANSWERS 11 to 20
11.
Which
of the following indicate an error if an odd parity approach is used?
There
are five (5) types of cabling which are commonly used in a Ethernet .For the
10Base5 and 10Base2 cable standards,
the maximum segment size and the maximum number of nodes per segment
respectively are
The
acronym ADSL stands for
Forty
stations are on an Ethernet LAN. A 10-port bridge segments the LAN. What is
the effective average data rate of each station?
What
bit in the X.25 standard allows the user to define the source of control
information?
What
is the field on a cell header in the ATM layer determines whether a cell can
be dropped.
Which
of the following uses the greatest number of layers in the OSI model?
Which
of the following layer is also called as Application Adaptation Layer?
A
packet traveling from one Token Ring network to another Token Ring network
uses which of the following services of a device (each network is an
independent network)
What
type of addressing is specifically used by the transport layer?
11.
|
Which
of the following indicate an error if an odd parity approach is used?
(a) 10101011 (b) 01001010 (c) 10101010 (d) 10010010 (e) 10011101
|
There
are five (5) types of cabling which are commonly used in a Ethernet .For the
10Base5 and 10Base2 cable standards,
the maximum segment size and the maximum number of nodes per segment
respectively are
(a) 10Base5:200m, 30 10Base2: 500m, 100
(b) 10Base5:100m, 50 10Base2: 200m, 100
(c) 10Base5:500m, 30 10Base2: 100m, 30
(d) 10Base5:500m,
100 10Base2: 200m, 30
(e) 10Base5:500m,
100 10Base2: 200m, 20
|
|
The
acronym ADSL stands for
(a) Analog and
Digital Synchronous Link.
(b) Asynchronous
Data Specific language
(c) Asymmetric
Digital Subscriber Line
(d) Aperture
Distance of Satellite Link
(e) Analog Data
Speed Limit.
|
|
Forty
stations are on an Ethernet LAN. A 10-port bridge segments the LAN. What is
the effective average data rate of each station?
(a) 1.0 Mbps (b) 2.0 Mbps (c) 2.5 Mbps (d) 5.0 Mbps (e) 6.0 Mbps.
|
|
What
bit in the X.25 standard allows the user to define the source of control
information?
(a) Q (b) D (c) M (d) P (e) R.
|
|
What
is the field on a cell header in the ATM layer determines whether a cell can
be dropped.
(a) VPI (b) VCI (c) CLP (d) GFC (e) PT.
|
|
Which
of the following uses the greatest number of layers in the OSI model?
(a) Bridge (b) Repeater
(c) Router (d) Gateway (e) None of the above.
|
|
Which
of the following layer is also called as Application Adaptation Layer?
(a) Simple and
effort adaptation layer
(b) Simple and
efficient adaptation layer
(c) Simple and
efficient abnormal layer
(d) Simple and
effort less adaptation layer
(e) Sample and
efficient adaptation layer.
|
|
A
packet traveling from one Token Ring network to another Token Ring network
uses which of the following services of a device (each network is an
independent network)
(a) Simple bridge (b) Repeater
(c) Router (d) Transparent bridge (e)
Gateway
|
|
What
type of addressing is specifically used by the transport layer?
(a) Station
addresses
(b) Network
addresses
(c) Application
program port addresses
(d) Dialog addresses
(e) Interface
addresses
|
Answers
11.
|
Answer : (c)
Reason : 10101010
bit pattern is used to indicate
an error if an odd parity approach is used.
|
Answer : (d)
Reason : 10Base5:500m,
100 10Base2: 200m, 30 .
|
|
Answer : (c)
Reason : The
acronym ADSL stands for Asymmetric Digital
Subscriber Line.
|
|
Answer : (c)
Reason : Forty
stations are on an Ethernet LAN. A 10-port bridge segments the LAN. The effective average data rate of each
station is 2.5 Mbps.
|
|
Answer : (a)
Reason : Q
(qualifier) bit in the X.25 standard (GFI general format identifier) allows
the user to define the source of control information.
|
|
Answer : (c)
Reason : CLP
field on a cell header in the ATM layer determines whether a cell can be
dropped.
|
|
Answer : (d)
Reason : Gateway
is internetworking device , which is the greatest number of layers in the OSI
model.
|
|
Answer : (b)
Reason : Application
Adaptation Layer 5 is also called as Simple and efficient adaptation layer.
|
|
Answer : (d)
Reason : A
packet traveling from one Token Ring network to another Token Ring network
uses the services of a transparent bridge.
|
|
Answer : (c)
Reason : Application program port addresses is the type of addressing
is specifically used by the transport layer.
|
thank you for describing the answers.Its very useful
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