عندي اختبار ccna بكرا بليز ساعدوني في حل الاسئله بسرعه

السلام عليكم

اخواني محتاج مساعدتكم في حل هالاسئله

Which three statements describe an IP address? (Choose three.)
An IP address is known as a logical address.
An IP address uses a 30-bit addressing scheme.
An IP address is found in the Layer 2 header during transmission.
The network portion of an IP address is burned into a network interface card.
An IP address is unique within the same local network.

The network portion of an IP address will be the same for all hosts that are connected to the same local network.

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Which two statements are true about local applications? (Choose two.)
They run on the network.
An example of a local application is e-mail.
They are accessed from a remote computer.
They are stored on the local hard disk.

They run on the computer where they are installed

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What advantage does a peer-to-peer network have over a client-server network?
It increases security.
It increases scalability.
It produces a higher performance for hosts.

It eliminates the need for centralized administration

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Which portion of the packet does a router use to forward the packet to the destination?
source IP address
user data
destination IP address
control information

destination MAC address

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What is specified by the network number in an IP address?
the network to which the host belongs
the physical identity of the computer on the network
the node of the subnetwork which is being addressed

the broadcast identity of subnetwork


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Why would a corporate web server be assigned a public IP address instead of a private IP address?
The public address can be acquired at no cost.
The public address can be routed on the Internet.
The public address provides a security advantage.

The same public address can be used on multiple servers to prevent depletion of available IP addresses

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The help desk at a large packaging company receives a call from a user who is concerned about lost data files on the local PC. The help
desk technician learns that the user clicked on an icon that appeared to be a program update, but no updates were scheduled for that
program. What type of attack has likely occurred?
worm
DDoS
brute force

Trojan horse

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When would infrared be used to connect network devices?
when connecting multiple host devices to a wireless access point
when synchronizing a PC with a PDA that is in line of sight
when connecting a PC to a network switch that is located in another room

when updating two access points that are located in separate buildings

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Which attribute must be the same for wireless devices on one network to be able to communicate with devices on a different network?
DNS server
MAC address
default gateway
operating system

wireless equipment vendor


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What component of a personal computer is responsible for the processing of all data?

RAM
CPU
firewall
system bus

operating system


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What procedure will help prevent users from detecting a wireless network?
Enable WEP.
Enable MAC filtering.
Disable SSID broadcasts.

Change the default administrator password on the AP

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What two commands can be used to form a new binding if client information does not agree with the DHCP client table? (Choose two.)

ipconfig /release
ipconfig /all
ipconfig /flushdns
ipconfig /renew

ipconfig

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This item references content from the following areas:
7.3.3 Authentication on a WLAN

46

For the second time in a week, workstations on a LAN are not able to log into the server. The technician fixed the problem the first time,
but cannot remember the steps taken to solve it. What aspect of the troubleshooting process has the technician
neglected?

identifying the problem

asking end-users

documenting the troubleshooting process

using structured techniques to solve a problem

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Which two causes of networking problems are related to the physical layer? (Choose two.)
damaged cables and connectors
incorrect addressing
incorrect subnet mask
overheated components

incorrect default gateway


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Which statement accurately describes a recommended strategy for end users to employ when they interact with
a help desk technician?

Provide as much information about the problem as possible.
Expect first-level help desk technicians to solve the problem, because they are highly-trained personnel.
Hand over the problem to the help desk professionals, then do not interfere with them.

At the beginning of the call, ask for the name and number of the supervisor of the help desk technician

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الله يوفقه دنيا واخره اللي يحلها لي :(

اوووه نسيت اخواني احط هذي الاسئله

TCP/IP data transmission between the source and destination host is de-encapsulated in four steps:
A. The TCP header is removed.
B. Bits are decoded and the destination MAC address is recognized.
C. The IP header is removed and the contents are passed to the next layer.

D. The Ethernet header and trailer are removed


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What are two advantages of purchasing a custom-built computer? (Choose two.)
usually a lower cost
no waiting period for assembly
user can specify higher performance components
supports higher-end graphics and gaming applications

fewer components to replace


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What are two examples of peripheral input devices? (Choose two.)
external modem
barcode reader
digital camera
plotter

printer


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What will be one result of using a wireless infrastructure when designing the communications infrastructure for a new building?
Wireless devices will be easy to add or relocate.
Infrastructure installation will be difficult and expensive.
There will be less interference from outside electronic sources.
Data transmitted over wireless networks will be more secure than when transmitted over wired networks


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What is the purpose of pop-up blocker software?
It detects and removes spyware.
It detects and removes viruses.
It prevents the display of advertisement windows.

It removes unwanted e-mail.


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Which three statements describe an IP address? (Choose three.)
An IP address is known as a logical address.
An IP address is unique within the same local network.
The network portion of an IP address will be the same for all hosts that are connected to the same local network.

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Which two statements are true about local applications? (Choose two.)
They are accessed from a remote computer.
They run on the computer where they are installed

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What advantage does a peer-to-peer network have over a client-server network?
It eliminates the need for centralized administration

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Which portion of the packet does a router use to forward the packet to the destination?
destination IP address


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What is specified by the network number in an IP address?
the network to which the host belongs


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Why would a corporate web server be assigned a public IP address instead of a private IP address?
The public address can be routed on the Internet.

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The help desk at a large packaging company receives a call from a user who is concerned about lost data files on the local PC. The help
desk technician learns that the user clicked on an icon that appeared to be a program update, but no updates were scheduled for that
program. What type of attack has likely occurred?

Trojan horse

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When would infrared be used to connect network devices?
when synchronizing a PC with a PDA that is in line of sight

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Which attribute must be the same for wireless devices on one network to be able to communicate with devices on a different network?
default gateway
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What component of a personal computer is responsible for the processing of all data?
RAM
CPU
operating system


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What procedure will help prevent users from detecting a wireless network?
Disable SSID broadcasts.
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What two commands can be used to form a new binding if client information does not agree with the DHCP client table? (Choose two.)
ipconfig /release
ipconfig /renew


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Which two causes of networking problems are related to the physical layer? (Choose two.)
damaged cables and connectors
overheated components


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Which statement accurately describes a recommended strategy for end users to employ when they interact with
a help desk technician?

Provide as much information about the problem as possible.

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What are two advantages of purchasing a custom-built computer? (Choose two.)
user can specify higher performance components
no waiting period for assembly

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What are two examples of peripheral input devices? (Choose two.)
barcode reader
digital camera
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What will be one result of using a wireless infrastructure when designing the communications infrastructure for a new building?
Wireless devices will be easy to add or relocate.

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What is the purpose of pop-up blocker software?
It prevents the display of advertisement windows.


اني بس حبيت اساعد و هذا الحل مش شرط يكون هوة الصحيح، و اتمنى تتاكد من الحل قبل ما تتخذة كمصدر الك

تحياتي

على العموم يعطيك الف عافيه يالغالي

ماقــــــــــصرت

^-^

و عليييكم السلام و الرحمة
بصراحة لحد الحين ما مذاكرة !!!
ان شاء الله أذاكر و ارجع بالحلول
^^

خلاص شباب اختبرت CCNA1

وجبت فيه 80 من 100

والحين بدينا في الشبتر 2

للهم لك الحمد

مشكووورين حبايب قلبي ^-^