Comptia quiz 4

you want to repair disk errors and recover data from ba sectors on a user's laptop. Which to check disk switches allow you to prepare and extract data from bad sectors?

/F/R

you are configuring a software firewall. You need to ensure that the computer cannot respond to telnet requests. Which port should you block?

23

What is the maximum amount of addressable memory at a 32 bit system running a 32-bit operating system can handle?

4 GB

What is the maximum capacity of a standard single-sided single layered DVD R

4.7 GB

use of a laser printer report that the printer is producing Dim ghosted images of previous pages on their printouts what is the most likely cause of the problem?

A broken cleaning blade

Client is connected to the Internet and a Soho switch what network device which give your client wireless access to the local area network?

Access point

what is the benefit of using an SSD instead of an HCD?

An SSD allows for faster random reads.

a customer purchases a pair of wireless headphones for use with smart phone. He is unable to get the headphones to communicate with the smart phone. What connection type to you need to configure on the smart phone?

Bluetooth

The customer setting up a home office. The customer needs to set up an Internet connection and what's the connection to be as fast as possible. What type of connection should the customer choose

Cable cable

you work as a field engineer. Which tools you use to verify the continuity wiring standards and operational status of structured cabling on site?

Cable tester

you install an inkjet print printer using the USB interface and set the configuration options. What should you do to optimize print quality?

Calibrate the ink cartridges (align print head)

You support a laptop owner who has been using the laptop for several years. User reports it is unstable and after a few hours of use. What do you first?

Check and clean the CPU heatsink and fan.

a network engineer tells you that your router has vulnerability that would allow unauthorized users to access servers and network devices what is your first step?

Check for the firmware update

A user with a Windows 7 laptop or reports that a wireless network he wants to to do is not available on the list. The user can see and connect to other wireless networks. What should you do?

Check to see if the SS ID broadcast feature is enabled on the wireless access point. Verify that the user is within range of the wireless access point.

the customer brings a smart phone in for repair. The internal speaker is not working. You check the volume, restart phone, reset the phone. What should you do next?

Clean the docking/charging port.

a laser printer is experiencing paper jams what should you do?

Clean the rubber guide rollers using alcohol and a fibrous cleaning towel

you have been told that an internal server responsible for assigning IP addresses is down. Which features should you enable on the router to lease start leasing IP address is temporarily?

DHCP server

The customer is setting up a small business from home office. The customer wants to host a small home server from home and provide easy public asset access to the Web server. He wants to protect the internal home office network that already exists. The network is configured with private IP addresses. The customer has already configure the network to enable it devices on the network to act access the Internet. You help the customer configure his router which technology should the customer configure to accomplish this

DMZ

the customer complain that are recently installed smart phone app will not load properly. The customer has tried restarting the phone, but did not fix the problem what should the customer try next?

Delete and reinstall the app

at what point in the laser printing process is toner transferred to the drum?

Developing

with memory has the ability to detect and correct errors?

ECC memory

you are helping a customer set up and configure a S0H0 network. The network will support home based business and home family network activity on separate subnets. The subnets connect to the Internet through a broadband router that also provides firewall functionality, as shown in exhibit. There is also a game server on its own subnet for multiplayer online game that connect to the Internet through the router. The network needs to support connections to the game server originating from the Internet. Outside users should connect through TCP port 27600. The network needs to support these connections. You want to provide the customer with the secure solution. The added cost and complexity used to implement the solution should be kept to a minimum what should you do?

Enable and configure port triggering

which address is an IP v6 multicast address

FF01::1

A lighting connector is used for power and data in which type of devices?

IPhone six I pad mini

When you are implementing a wireless network. You want to provide the best security during data transmission. What should you do?

Implement WPA2

you turn on a digital camera connected to the computer's USB port. The computer detects the new devices being connected, but is unable to install or access the device. You disconnect the camera. What should you do before attempting to connect the camera again?

Install the device driver

a customer is looking to purchase several large-screen monitors. The customer wants to choose a monitor that generates the least amount of heat has the lowest power consumption has the highest resolution which type of monitor should she select

LED

a customer is purchasing a laptop that will be used primarily for traveling for business. The laptop screen must be readable both indoors and outdoors. Battery life is a primary concern for the laptop. What type of left backsliding should you recommend

LED

you are connected to a router. To provide access to the Internet, you need to create a rule that would hide private IP addresses behind one public IP address. Which technology would you use?

NAT

The customer has questions about connection technologies. The customer is considering installing a contactless payment point-of-sale terminal and his business. He is worried about interference with Wi-Fi and Bluetooth peripherals currently in his business .He wants to know the type of connection required for point-of-sale transactions.What type of connection is used?

NFC

Which display produces the best images and has the best ability to turn off individual pixels?

O LED

you need to install a TV tuner/video capture device and a desktop computer. You want to provide the best performance possible. You know that the computer has several expansion slots and ports available. Which one should you plan to use?

PC IE X1

you need to be able to remove the back from an android mobile phone to access the battery and seven card what tool should you use?

Plastic opening tool

You need to allow a remote user to access Windows server 2012 directly using RDP. What is the first feature you should enable on the router?

Port forwarding

a business customer called to ask for your advice. The customer wants to be able to distribute draft copies of documents for review review and comment. The review copy should include the document formatting. The employees will use iOS, Windows, mobile devices to review the documents. What technologies to the customer use?

Print to PDF

for which application would you most likely use thermal printer?

Printing bar code labels for inventory items

you need to connect several ethernet cables to wall jacks so new employees can access your company's network. What should you use to insert cable wires into the Keystone jacks that go to the wall plates

Punchdown tool

your wireless network is secured using WEP. You need to improve data encryption to minimize the chance that data transmissions might be compromised. What should you do?

Reconfigure the network to use WPA2

a customer wants to purchase a modern monitor that minimizes FLICKER AND motion blur. Which features should the customer consider for this?

Refresh rate

a customer brings a smart phone and complains of the phone's display is too dark. The auto brightness control is enabled on the phone. The customer has tried restarting the phone. What should you try first?

Reset the auto brightness.

You are selecting a removable storage option for specialized application. The solution must meet the following requirements: minimum 500 GB capacity extreme temperature -20°C resistance to physical shock what should you use?

SDD DRIVE

one of your customers runs a small construction business out of a home office. The customer needs to know about sending hardcopy blueprints to suppliers and want your advice. What kind of device to the customer install and configure?

Scanner

a customer wants to purchase a laptop. She will use it for office productivity applications and gaming. Customers concerned about having a fast refresh rate. Which type of display would you recommend?

TN

you are experiencing dropped packets over your network. You suspect a faulty router want to determine exactly where the packets are being dropped. Which tools you use?

TR ACE RT

you have to test the network between you and the destination. Going to make sure that your results include IP addresses not host names of routers. Which Comand should you use?

TR ACE RT/D

a customer shopping for a new computer. The customer wants to buy a computer that can support up to 20 GB per second communications with high-speed peripherals. You're helping the customer find an appropriate computer. What type of connector should the computer happen?

Thunderbolt 2

you are configuring a computer running Microsoft Windows server 2008 R2. You need to configure the computer for maximum disk performance and throughput for hard disks. Disk configurations will be implemented through operating system system software. Which disk configuration should you use?

Two hard disks configured to support raid zero.

you need to test an ethernet cable that you suspect is defective what should you do? Using multimeter to test resistance

Use a cable tester

For which of the following should you implement QoS in a small office home office SOHO environment

Voice over I P

the computer has brought in the cable and asked you to identify it the cables used for video and audio connections which type of cable

composite

you have been asked to evaluate a one GB call from 191956825 PC 2100 DDR SDRAM module that he remove mode user is describing to you over the phone. The user tells you that it is 18 ships arranged in two rows -ranks.. Which statement about the memory module is most likely to be correct

it is an ECC module

customer purchased a new phone is worried about physical damage to the device the customer is considering a heavy-duty phone cover is asking for advice for each statement about phone cover select true or false

phone cases provide at least some protection against water damage true a heavy-duty phone case can prevent a fall from talking properly true a phone cannot be scratched the phone cases kept in a protective case falls the case should be removed when charging the phone false

you suspect the power supply and the computer is not working properly what tools we use

power supply tester multimeter