Monday, May 10, 2010

Networking for Home and Small Businesses Version 4.0 English

Discovery1 Module 2

module2

1
The Lesson TaskMaster application from ChalkBoard has a problem. Every time the software is installed and loaded on a Windows XP-based Dell computer, and the moment something is typed followed by a tab, two tabs are inserted instead of one. What would be the best solution to this problem?

Uninstall and then reinstall Lesson TaskMaster.
Download, install, and apply a patch from Dell.
Download, install, and apply a patch from Microsoft.
Download, install, and apply a patch from ChalkBoard.***

2
What two items are available from the About Windows option through the Windows Explorer Help menu? (Choose two.)

a list of troubleshooting links
the end-user license agreement***
a list of installed hardware devices
the date of the last Windows update
the operating system version number***
a list of terms with links to definitions

3
Which Windows XP Automatic Update option allows you to select the time when a Windows update is executed?

Automatic (recommended).***
Install updates from the Windows Update web site.
Notify me but don’t automatically download or install them.
Download updates for me, but let me choose when to install them.

4
Which method of interacting with an operating system involves typing commands at a command prompt?

CLI***
GUI
redirector
kernel translator

5
Which two statements are true about drive partitions? (Choose two.)

Partitions are necessary in multi-boot installations.***
A hard drive can be divided into an operating system partition and a
data partition.***
User data is never overwritten when a drive is partitioned.
A disk partition is a defined section of an operating system.
Each partition requires a different file system type.

6
What occurs when computers are configured to receive their networkconfigurations dynamically?

Each computer receives a permanent IP address.
A network administrator enters information on each computer.
Each computer requests configuration information from a server.***
An NIC automatically provides configuration information to the computer and stores that configuration information.

7
A computer is in the Advanced Technology Center computer room on the second floor, room number 217, second computer on the second row from the front (five computers per row). Which computer name would be most appropriate to apply during the operating system installation process?

ATC_217_7***
E_217_2ndrow_7
ATC_2ndfloor_217_2ndrow
E-217-2ndrow-2ndcomputer

8
Which two statements should be included in a pre-installation checklist when upgrading an operating system? (Choose two.)

Verify that the hardware resources have multiple partitions.
Verify that the hardware resources meet or exceed the published minimum requirements.***
Complete a full backup of all important files and data.
Overwrite any data currently contained on the drive to remove all contents.
Verify that the hardware resources are certified to work with the
existing operating system prior to upgrading.***

9
What are two ways that a user can interact with an operating system shell? (Choose two.)

CLI***
OS
GUI***
NIC
kernel

10
Which two items must be unique to each computer and cannot be duplicated on a network? (Choose two.)

partition
file system
computer name***
IP address***
operating system


Take Assessment - DHomesb Chapter 2 - Networking for Home and Small
Businesses (Version 4.0)

11
Which operating system patch installation method is used when a user is notified of a security update for remotely accessing a computer, but wishes not to install this patch?

manual
automatic
semi-automatic
prompt for permission***

12
An operating system is severely damaged. All data on the partition needs to be deleted, and all application software must be reinstalled. Which installation method should be used to correct the problem?

clean install***
upgrade
multi-boot
virtualization

13
You must select an operating system for the faculty at a college. All of the questions below would be logical for you to ask except one. Determine the illogical question.

How much does the operating system cost and does the college have funding?
Is the technical support staff at the college able to support the operating systems being considered?
Do the operating systems being considered have the ability to support the ports available on the faculty computers?****
What types of applications do the faculty use and are they compatible with the operating systems being considered?

14
Which Windows file system is more likely to be used in a business environment?

ext2
ext3
NTFS***
FAT16
FAT32

15
What is the purpose of a default gateway?

physically connects a computer to a network
provides a permanent address to a computer
identifies the network to which a computer is connected
identifies the logical address of a networked computer and uniquely
identifies it to the rest of the network
identifies the device that allows local network computers to communicate with devices on other networks***

16
What Explorer menu option is used to determine the Windows XP version installed on a computer?

Edit
Help***
View
Tools
Favorites

17
Which three pieces of information must be specified on a computer to allow that computer to send and receive information across networks? (Choose three.)

IP address***
subnet mask***
closest server
default gateway***
operating system
network card manufacturer

18
Windows XP has a known problem with specific Intel processors. What is the best course of action to take in this situation?

Power off the computer and reinstall the CPU.
Delete Windows XP and perform a clean install.
Reinstall Windows XP to the same hard drive partition.
Reinstall Windows XP to a different hard drive partition.
Download and install the Windows patch that fixes this problem.***
Replace the Intel processor with one that is approved by Microsoft.

19
What are three characteristics of an operating system that is released under the GPL (GNU Public License)? (Choose three.)

full access to source code***
software often available free***
structured development cycle
can be expensive to purchase
limits what end-user can do with code
support normally user-based and often free***

20
Which statement is true about installing an operating system on computers in a networked environment?

The computer name must be unique for all computers on the same network.***
The operating system must be the same on all computers on the same network.
The amount of installed RAM must be the same on all computers on the same network.
The operating system must have the latest patch applied during the installation or it will not participate in the network.

21
Which three resource specifications are given by the manufacturer to ensure that an operating system performs as designed? (Choose three.)

type of keyboard
printer requirements
required video memory
required hard disk space***
processor type and speed***
recommended amount of RAM***


Take Assessment - DHomesb Chapter 3 - Networking for Home and Small
Businesses (Version 4.0)

1
What is a benefit of having a router within the distribution layer?

prevents collisions on a local network
keeps broadcasts contained within a local network
controls which hosts have access to the network
controls host-to-host traffic within a single local network***

2
What is a reason for disabling simple file sharing?

It enables the user to map a remote resource with a local drive.
It enables the user to share all files with all users and groups.
It enables the user to share printers.
It enables the user to set more specific security access levels.***

3
Which type of address is used in an Ethernet frame header?

logical addresses only
IP addresses only
MAC addresses only***
broadcast addresses only

4
Which device accepts a message on one port and always forwards the message to all other ports?

modem
switch
router
hub***

5
Host A needs to learn the MAC address of Host B, which is on the same LAN segment. A message has been sent to all the hosts on the segment asking for the MAC address of Host B. Host B responds with its MAC address and all other hosts disregard the request. What protocol was used in this scenario?

ARP***
DHCP
DNS
WINS

6
An integrated router can normally perform the functions of which two other network devices? (Choose two.)

NIC
switch***
e-mail server
application server
wireless access point***

7
Which address does an NIC use when deciding whether to accept a frame?

source IP address
source MAC address
destination IP address
destination MAC address***
source Ethernet address

8
Refer to the graphic. What does the router do after it determines that a data packet from Network 1 should be forwarded to Network 2?

It sends the data packet as it was received.
It reassembles the frame with different MAC addresses than the original frame.
It reassembles the data packet with different IP addresses than the original data packet.
It reassembles both the packet and the frame with different destination IP and MAC addresses.***

9
If a router receives a packet that it does not know how to forward, what type of route must be configured on the router to prevent the router from dropping it?

dynamic route
default route***
destination route
default destination

10
Which two items are included in a network logical map? (Choose two.)

naming scheme***
IP addressing scheme***
length of cable runs
physical location of networking devices
specific layout of interconnections between networking devices and hosts

11
What device is typically used as the default gateway for a computer?

a server hosted by the ISP
the router interface closest to the computer
a server managed by a central IT department
the switch interface that connects to the computer***

12
Which term is used to describe the process of placing one message format into another format so that the message can be delivered across the appropriate medium?

flow control
encapsulation***
encoding
multicasting
access method

13
What is the function of the FCS field in an Ethernet frame?

detects transmission errors***
provides timing for transmission
contains the start of frame delimiter
indicates which protocol will receive the frame

14
Which two statements concerning networking standards are true? (Choose two.)

adds complexity to networks
encourages vendors to create proprietary protocols
provides consistent interconnections across networks***
ensures that communications work best in a single-vendor environment
simplifies new product development***

15
What is the purpose of logical addresses in an IP network?

They identify a specific NIC on a host device.
They are used to determine which host device accepts the frame.
They provide vendor-specific information about the host.
They are used to determine the network that the host is located on.***
They are used by switches to make forwarding decisions.

16
Refer to the graphic. Five PCs are connected through a hub. If host H1 wants to reply to a message from host H2, which statement is true?

H1 sends a unicast message to H2, but the hub forwards it to all devices.***
H1 sends a unicast message to H2, and the hub forwards it directly to H2.
H1 sends a broadcast message to H2, and the hub forwards it to all devices.
H1 sends a multicast message to H2, and the hub forwards it directly to H2.

17
Which table does a router use to make decisions on where a data packet is to be sent?

ARP table
routing table***
network table
forwarding table

18
Which two networking devices are used to connect hosts to the access layer? (Choose two.)

router
hub***
switch***
server
computer

19
A switch receives a frame with a destination MAC address that is currently not in the MAC table. What action does the switch perform?

It drops the frame.
It sends out an ARP request looking for the MAC address.
It floods the frame out of all active ports, except the origination port.****
It returns the frame to the sender.

20
If the default gateway is configured incorrectly on the host, what is the impact on communications?

The host is unable to communicate on the local network.
The host can communicate with other hosts on the local network, but is
unable to communicate with hosts on remote networks***
The host can communicate with other hosts on remote networks, but is
unable to communicate with hosts on the local network.
There is no impact on communications.

21
What does the 100 mean when referencing the 100BASE-T Ethernet standard?

type of cable used
type of data transmission
speed of transmission***
type of connector required
maximum length of cable allowed


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