Answer Posted / mahesh

we hve 3 types of cables
1.coaxil
2.Twistedpair
3.Fiber optic
the coaxil cable is classifed as (clasifed on the basis of
network segment)
a.10 base 2, the length is exactly 185 meters not 200m
10mbps baseband signal,also called thinnet
b.10 base5, can support upto 500m ,aslo called thicknet

for 10 base t which is twistedpair cable has max length of
100meters
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Which statement is true regarding Administrative distance?
A.) It is a metric B.) Number of hops between two routers
C.) Trustworthiness of the routing information D.) RIP
Administrative distance is 100 1

ANSWER IS C:

Which range of possible numbers do standard ipx access
lists have? A. 100 199 B. 600 699 C. 800 899 D. 1000-1099

ANSWER IS C:800-899(STANDERD)
900-999(EXTENDED)

Which OSI layer incorporates the MAC address and the LLC?
A.) Data link B.) Network C.) Physcial D.) Transport

ANS B:

Routers that have Flash memory typically have a ore loaded
copy of place IOS software. Which command should you use to
make a backup copy of the software image onto a given
network server? A. copy flash tftp B. save copy to tftp C.
write backup tftp D. write, backup -server-name- E. copy
backup to -server-name- 1

ANS A:

As a system administrator, you perform an extended ping at
the privileged EXEC prompt. As part of the display, you
see "Set DF bit in IP header? [yes] :" What would happen if
you answered no at the prompt. A. This lets the router
fragment the packet. B. It tells the router not to fragment
the packet. C. This lets the router direct the packet to
the destination it finds in its routing table. D. It tell
the router to send the packet to the next hop router. 1

ANS A: IT TELS ROUTER TO FRAGMENT PACKET


With distance vector routing protocols, it is never useful
to send the same routing update packet back out the same
interface that it was learned. This concept is called what?
A.) Holddown timers B.) Poison Reverse C.) Count to
infinity D.) Split Horizon E.) Link State

ANS D: SPLIT HORIZON

Which statement is true regarding full duplex? A.) Allows
for transmission and receiving of data simultaneously B.)
Only works in a multipoint configuration C.) Does not
affect the bandwidth D.) Allows for transmission and
receiving of data but not a the same time

ANS A:

Based upon the 1st octet rule identify the range for a
Class A address? A.) 1 - 126 B.) 192 - 223 C.) 128 - 191
D.) 1 - 191

ANS A:

When you enter router passwords during the setup dialog
what is the difference between enable and the enable secret
passwords? A. The enable password is encrypted B. The
enable secret password uses IPSec password authentication
C. The enable secret password cannot be seen as clear text
when viewing the configuration D. The enable secret
password acts as a backup in case the enable password is
compromised Wipro

ANS C:

Identify 2 HDLC characteristics? A.) Default serial
encapsulation B.) Open standard C.) Supports Stacker
compression D.) Supports point-to-point and multipoint 1

ANS A,D

Mention what does data packets consist of?

1259

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What are the protocol data units (pdu) in ccna?

1122

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Explain the difference between bus topology and hub?

1099

---

Hub in star topology or bus topology?

1086

---

What do you understand by redundancy?

1250

---

Can you explain PPP packet format?

1961

---

What is a Window in networking terms?

1182

---

How do we do encryption and authentication in L2TP?

2174

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What is the maximum request timer?

1068

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Suppose we have some switch in network and we are running RSTP how much convergence time will be there if one link down

2361

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What are the different types of passwords used in securing a CISCO router?

1242

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How does RIP differ from IGRP?

1133

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How many hop counts are by default and how much you can increase in eigrp protocol?

1068

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Why is vlan used?

1071

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What command do we give if router ios is stucked?

1120

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