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You are given a class C network, 192.168.1.0/24. You need three networks with 60 hosts and two networks with 30 hosts. What are the subnet mask values you could use?

A. 255.255.255.128 and 255.255.255.192

B. 255.255.255.224 and 255.255.255.240

C. 255.255.255.192 and 255.255.255.224

D. None of these

Correct Answer :

A. 255.255.255.128 and 255.255.255.192


Related Questions

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A _________ uses Gigabit Ethernet as a media type

A. WAN

B. LAN

C. MAN

D. LAN and MAN

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4

The slot number of a 1900's Fast Ethernet uplink ports is ________.

A. 0

B. 1

C. 2

D. No slot number is used

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4

Which frame field is different between ISO HDLC and Cisco's HDLC?

A. Address

B. Control

C. Flag

D. Proprietary

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4

What command creates a DHCP address pool on a router?

A. ip dhcp

B. ip pool dhcp

C. ip dhcp pool network

D. ip dhcp pool

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4

What command assigns a User EXEC password to a 2950 switch?

A. password

B. login

C. enable password

D. enable password level

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4

You are given a Class C network with 25 bits of networking. How many subnets do you have?

A. 1

B. 2

C. 3

D. 4

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4

Which of the following is stored in ROM? (Choose all correct answers.)

A. POST

B. ROMMON

C. Configuration file

D. System recovery file

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4

Which of the following is a disadvantage of SANs?

A. Distance limitation

B. Cost

C. Overhead

D. Management

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4

A Class A address has _________ host bits.

A. 8

B. 16

C. 20

D. 24

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4

The ___________ is the point where the carrier's responsibility ends and yours begins.

A. Local loop

B. Demarcation point

C. CPE

D. Toll network

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4

Which of the following is true concerning 802.1Q?

A. It supports hub connections.

B. It is supported on both the 1900 and 2950 switches.

C. The native VLAN is tagged.

D. The original Ethernet frame is not modified.

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4

_________ describe(s) users working from home.

A. SOHO

B. Branch office

C. Regional office

D. Corporate office

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4

The default encapsulation on a synchronous serial interface is _________.

A. HDLC

B. PPP

C. Neither HDLC nor PPP

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Extended IP ACLs should be placed as close to the ____________ device as possible.

A. Source

B. Destination

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4

You are at User EXEC mode and type the letter e. What message appears?

A. % Incomplete command.

B. % Ambiguous command:

C. % Unknown command or computer name

D. % Invalid input detected at '^'.

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4

Which is true concerning a port in a listening state? (Choose all correct answers.)
.

A. It remains there for 15 seconds.

B. It forwards BPDUs and builds the CAM table

C. It remains there for 20 seconds.

D. It forwards BPDUs.

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4

Which metric components, by default, are used in IGRP? (Choose all the correct answers.)

A. Delay

B. Reliability

C. Load

D. Bandwidth

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4

Which of the following is true concerning full-duplexing?

A. It can either send or receive frames, but not both simultaneously.

B. It can be used with hubs.

C. It can be used with 10Base5 cabling.

D. It uses point-to-point connections.

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4

Choose the following that a standard IP ACL can match on.

A. Destination address

B. IP protocol

C. IP protocol information

D. None of the above

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4

Which type of traffic is sent to a group of devices?

A. Multicast

B. Unicast

C. Broadcast

D. Groupcast

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4

___________ only translates one (and only one) IP address to another.

A. NAT

B. PAT

C. PAR

D. NAT and PAT

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4

___________ defines LAPD, which is responsible for the data-link layer connection between the router and the ISDN switch.

A. Q.931

B. Q.921

C. I.921

D. I.931

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4

VLSM allows you to summarize __________ back to the class boundary.

A. Subnets

B. Networks

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4

The _________ reference point defines the connection between the NT2 and the NT1.

A. P

B. Q

C. R

D. T

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4

The ___________ converts an ISDN four-wire connection to a two-wire connection.

A. NT5

B. NP1

C. NT1

D. TN1

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4

Which 2950 command enables trunking?

A. switchport mode trunk

B. trunking on

C. trunking enable

D. switchport trunk on

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4

172.16.240.256 is a class __________ address.

A. A

B. B

C. C

D. None of the above

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4

Which would you use to move your cursor back one word?

A. ESC-B

B. esc-p

C. ctrl-b

D. ctrl-p

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4

When choosing a WAN solution, consider all of the following except __________.

A. Number of devices

B. Cost-effectiveness

C. Availability

D. Amount of bandwidth

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4

Extended traceroute works from which mode?

A. User EXEC

B. Privilege EXEC

C. Configuration

D. User and Privilege EXEC