IT Chapter 8
Which special character must be included at the end of a folder name to identify a folder as an administrative share?
$
Answer the Following Questions: 1. What is built to meet a specific need? 2. What is intended for a specific organization or entity, such as the government? 3. What is made up of two or more clouds connected via a single architecture? 4. What is services made available to the general population?
1. Community Cloud 2. private cloud 3. hybrid cloud 4. public cloud
____________ technology uses different frequencies to transmit multiple signals simultaneously over the same cable?
Broadband
Which technology would be recommended for a business that requires workers to access the Internet while visiting customers at many different locations?
Cellular
A Windows 7 computer is unable to reach a mapped drive on a file server that is on another network within the organization. Further investigation shows that the user is able to use a printer that is connected to the same network as the computer. Which action should the technician perform next?
Check Network Connection Details in the Windows GUI for the appropriate network connection.
A technician is troubleshooting a computer that has lost connectivity to the network. After data is gathered from the customer, which two tasks should the technician complete next? (Choose two.)
Check that the NIC link light is lit. & Verify that the computer has a valid IP address.
A technician is investigating a report that a computer is unable to access network resources. The technician discovers that the computer has an IP address of 169.254.27.168. What is a logical first step in diagnosing this problem?
Check the NIC LED lights.
Which operation should a network technician perform as a part of regular preventive maintenance procedures on the network?
Check the network cable connections in the wiring closet.
What is the difference between a data center and cloud computing?
Cloud computing provides access to shared computing resources, while a data center is a facility that stores and processes data.
A business traveler connects to a wireless network with open authentication. What should the traveler do to secure confidential data when connecting to the business services?
Connect with a VPN.
path to manually update a NIC driver in Windows 8
Control Panel > Hardware and Sound > Device Manager
A network client in a corporate environment reboots. Which type of server would most likely be used first?
DHCP
Which network service automatically assigns IP addresses to devices on the network?
DHCP
A network technician attempts to ping www.example.net from a customer computer, but the ping fails. Access to mapped network drives and a shared printer are working correctly. What are two potential causes for this problem? (Choose two.)
DNS service is unavailable on the customer network.
A technician has been asked to configure a broadband connection for a teleworker. The technician has been instructed that all uploads and downloads for the connection must use existing phone lines. Which broadband technology should be used?
DSL
Which technology requires customers to be within a particular range of the service provider facility in order to be provided the maximum bandwidth for Internet access?
DSL
Which type of connection to the Internet is capable of the fastest transfer rates?
Fiber
What is the acronym for the protocol that is used when securely communicating with a web server?
HTTPS
Which security technology is used to passively monitor network traffic with the objective of detecting a possible attack?
IDS
ABC Company requires preventive maintenance for all local network cabling once a year. Which task should be included in the preventive maintenance program?
Inspect all patch cables for breaks
interface used to connect a wireless router to a broadband service device
Internet port
The process that a wireless router uses to translate a private IP address on internal traffic to a routable address for the Internet is called what?
NAT
A user cannot access the network. While the technician is checking the computer, the other users on the same network report that they are having the same problem. Further investigation shows that the LED lights on each NIC are not lit. What should the technician do next?
Report the problem to the network administrator.
feature to select if the NIC driver does not install properly
Roll Back Driver
Which Cloud computing service would be best for an organization that does not have the technical knowledge to host and maintain applications at their local site?
SaaS
path to manually update a NIC driver in Windows 7
Start > Control Panel > Device Manager
A user notices that the data transfer rate for the gigabit NIC in the user computer is much slower than expected. What is a possible cause for the problem?
The NIC duplex settings have somehow been set to half-duplex.
A technician has just installed a new NIC in a laptop. When the cable is plugged in, the technician notices that the LEDs on the NIC are green and one LED is flashing. What does this usually signify?
The NIC is functioning and there is network activity.
A user can print to a printer that is on the same network, but the traffic of the user cannot reach the Internet. What is a possible cause of the problem?
The PC default gateway address is missing or incorrect.
A small company is considering moving many of its data center functions to the cloud. What are three advantages of this plan? (Choose three.)
The company only needs to pay for the amount of processing and storage capacity that it uses., The company can increase processing and storage capacity as needed and then decrease capacity when it is no longer needed., and As the amount of data that the company uses increases, it becomes impractical for the data to be stored and processed in a single-tenant data center.
A user has taken a personal laptop to work. The laptop is unable to discover the name of the office wireless network. What are two potential causes of this problem? (Choose two.)
The wireless router is not broadcasting the SSID. and The network does not support the wireless protocol in use by the laptop.
A wireless router is displaying the IP address of 192.168.0.1. What could this mean?
The wireless router still has the factory default IP address.
Users in a recently installed wireless network are complaining of slow data transfer and frequent loss of connectivity. The technician checks that the wireless security is correctly implemented, and there is no evidence of unauthorized users on the network. Which two problems might the technician suspect? (Choose two.)
There is interference from outside sources. & The wireless signal is too weak.
A technician needs to check the system settings on a remote computer to make sure it will be compatible with a new software update that will be sent out. The technician will use an administrator account to log in and start a user session on the remote PC. Which Windows tool will the technician use to accomplish this?
Windows Remote Desktop
location profile
a Windows profile that selects the default settings for firewalls, file and print sharing, and network discovery depending on the network connected to
workgroup
a collection of LAN workstations and servers that are designed to communicate and exchange data with one another
ipconfig
a command that is used to display basic host addressing configuration
nslookup
a command that is used to query DNS servers for host name or IP information
tracert
a command that is used to trace the route that packets take from source to destination
data center
a data storage and processing facility run by an in-house IT department or leased offsite
domain
a group of computers and electronic devices with a common set of rules and procedures administered as a unit
magic packet
a packet that triggers a computer to wake up from a low power state
VPN
a private network that connects remote sites or users together over a public network
Remote Assistance
a program that allows customers to view in real time on the screen what is being repaired or upgraded on their computer
Remote Desktop
a program that allows technicians to view and control a computer from a remote location
mapped drive
a secure and convenient way to provide easy access to network resources
channel
a specific frequency range used for wireless communication
Which combination of user account and network location profile allows a user to become a member of a homegroup?
a standard user account with a network location profile of Home
broadband
a technology that is used to transmit and receive multiple signals via the use of different frequencies over one cable
DSL
a technology that shares the existing copper telephone lines with analog voice to provide high-speed digital data communication between end users and telephone companies
Quality of Service
a variety of techniques that control the flow of network traffic, improve transmission speeds, and improve real-time communications traffic
WPA2
a wireless security mode that uses AES encryption
WiMAX
an IP-based wireless 4G broadband technology that offers high-speed mobile Internet access for mobile devices
cloud computing
an off-premise service that offers on-demand access to a shared pool of configurable computing resources
a high-speed, always-on, broadband connection that uses coaxial cable
cable
examples include GSM, EDGE, and EV-DO
cellular
SaaS, LaaS, PaaS
cloud service models
ping
command that is used to test basic connectivity between devices
A technician uses the nbtstat -A 192.168.0.3 command. What does the technician expect to view in the command output?
current connections and statistics
should be done before installing a NIC driver
disable antivirus software
best practice when installing a new NIC in a system with an onboard NIC
disable onboard NIC
Which cloud computing opportunity would provide the use of network hardware such as routers and switches for a particular company?
infrastructure as a service (IaaS)
Which command is used to manually query a DNS server to resolve a specific host name?
nslookup
What is a benefit of performing preventative maintenance at regular intervals?
reduction in network downtime
a broadband connection that is used by users in remote locations
satellite
SSID
the name that is given to a wireless network
NAT
the process that is used to convert private addresses to Internet-routable addresses
A technician wishes to update the NIC driver for a computer. What is the best location for finding new drivers for the NIC?
the website for the manufacturer of the NIC
A technician is configuring the channel on a wireless router to either 1, 6, or 11. What is the purpose of adjusting the channel?
to avoid interference from nearby wireless devices
Two LEDs are usually present on a NIC. What are the two primary uses for these LEDs? (Choose two.)
to indicate the presence of a connection and to indicate that data transfer activity is present
What is the purpose of the network profiles that are used to establish a new network connection on a Windows PC?
to provide an easy way to configure or apply network functions based on the type of network to be joined
What is a common function of a proxy server?
to store frequently accessed web pages on the internal network
private, public, community, hybrid
types of clouds