2014. december 14., vasárnap

Informatic test

Which authentication technology uses a physical characteristic of the user in conjunction with a password?
  key fob
 x biometrics
  smart card
  key card

Refer to the exhibit. Which type of technology is most suitable to bring Internet services to the facilities shown in the graphic?
 x Satellite

The purchasing department at ABC Company has the choice of buying a retail version or an OEM version of a NIC. Which two things must the purchasing department consider when deciding whether to choose the retail or OEM version? (Choose two.)
x The installers may need to find the drivers for the OEM NICs on the Internet.
 OEM NICs may be more expensive than the Cisco or Linksys NICs.
 The OEM NICs may not be compatible with the OS.
 OEM NICs may need to be installed by specialists.
x OEM NICs may lack proper documentation.

When performing a default installation of Windows XP Professional, which two screens are displayed to configure custom settings? (Choose two.)
x Regional settings
 Shared folders and mapped drives
x Administrator password and user accounts
 Customize network settings
 Disk management

Refer to the exhibit. The IT department requested a new set of memory chips to upgrade the old laptops. A picture of the memory chip required is attached to the purchase order so the correct item can be bought.
Which type of memory module is the IT department expecting to receive?

The production manager of a small company is experiencing slow performance in a laptop. What should a technician try first in order to correct the problem?
x Defragment the hard disk.
 Format the secondary partition.
 Install additional RAM.
 Upgrade the existing CPU.
A technician has been asked to develop a physical topology for a network that provides a high level of redundancy. Which physical topology requires that every node is attached to every other node on the network?
x mesh
The corporate security policy states that all remote connections use only secure tunnels for transport of data. Which encryption technique secures data traveling across the public Internet as if it were traveling across the corporate LAN?

Which Windows hard drive partition is referred to as the C: drive?
 the first volume partition
 x the first primary partition
  the first extended partition
  the first logical partition

A network administrator has been informed about a problem with the network printer. What is the best way to prevent print jobs from being added to the queue while the printer is being repaired?
 Send an e-mail to all users telling them to stop sending any print jobs to the printer.
 Send a network message to all users telling them to stop sending any print jobs to the printer.
 Unplug the printer from the print server.
x Stop the print service.

A company has a preventive maintenance policy that requires every computer have a new restore point created every six months. How can a technician create the restore point?
 From the CLI enter the command restore /cn.
 Go to Start > Control Panel > Accessories > System Tools > System Restore > Create a restore point.
x Go to Start > All Programs > Accessories > System Tools > System Restore > Create a restore point.
 Right-click My Computer and then go to Properties > Restore > Create Restore Point.

Which Startup type must be selected for a service that should run each time the computer is booted?
x automatic

A technician is trying to explain USB 1.1 and USB 2.0 to a user in terms of speed. The user is having problems comparing the two standards based on the values expressed in Mbps. Which explanation can the technician use that will best describe the relationship?
 USB 2.0 is twice as fast as USB 1.1.
 USB 2.0 is twenty times as fast as USB 1.1.
x USB 2.0 is forty times as fast as USB 1.1.
 USB 2.0 is one hundred times as fast as USB 1.1.

A network technician is installing network service in a new office. What is the distance limitation of a single data run for UTP cabling without adding networking devices?
 33 ft (10 m)
 100 ft (31 m)
 x 330 ft (100 m)
 500 ft (154 m)

A technician has been asked to install a second optical drive in a computer. The technician will need to configure the drive as slave. How can the technician accomplish this desired configuration?
 Use jumpers on the motherboard to configure the drive as slave.
 List the drive as slave in the CMOS.
 Connect the drive after the twist in the PATA cable.
x Use jumpers on the drive to configure the drive as slave.

A network technician has been asked to determine the best Internet connection for a branch office located in a new metropolitan office building. Which connection would provide the highest bandwidth and reliability at the lowest cost?

A new technician has joined the IT team and is about to service a heavy printer. Which two precautions should be taken to avoid any injury when transporting the heavy printer to the service area? (Choose two.)
x Avoid lifting the equipment using the strength in your back.
x Lift the equipment using the strength in your legs and knees.
 Avoid bending your knees when lifting the printer.
 Bend your back to pick the printer up.
 Avoid lifting the printer close to your body.

What are two characteristics of the IEEE 1284 standard? (Choose two.)
 These cables usually have 9 pins or 25 pins on both ends.
 The maximum cable length is 50 ft (15 m).
 All ports used by this standard are also known as D-shell ports.
x The two available operative modes are EPP and ECP.
x Bi-directional communication is allowed.

Which type of printer configuration method overrides any other type of configuration?
x default

After scanning an image, what is the next step to conclude a scanner test?
 Scan the same image again and compare both scanned images to detect scanning deficiencies.
 Calibrate the scanner based on the image that has been scanned.
x Print the scanned image and contrast it with the scanned image.
 Visually compare the image against the image on the screen.

Which three laser printer components usually break? (Choose three.)
x fuser assembly
 primary corona
x pickup rollers
x transfer rollers
 secondary corona
 paper trays

After gathering information from a user regarding failure of a printer, which three actions should be performed? (Choose three.)
 Change the communication cable.
x Ensure all cables are connected correctly.
 Reinstall the print driver.
x Clear any type of paper jams.
x Verify any type of print job in the printer queue.
 Look for any type of upgrade on the web.

Which two algorithms are used for hash encoding to guarantee the integrity of data? (Choose two.)
x MD5
 chap checksum

Which technology allows a user to securely access a company LAN across a public network?
 x VPN

Which action should be taken first if a card key is lost or stolen?
 Disable the card key system until the key can be recovered.
 Disable all card keys. Issue new card keys to employees who show picture identification.
 Issue the owner a new card key after a picture identification is shown.
x Disable the lost card key.

The ABC Company sales force has been provided with smartphones and portable printers as shown in the graphic. Which two short-range technologies can support these types of devices? (Choose two.)
x Bluetooth
x Infrared

Which two characteristics describe a software firewall? (Choose two.)
x It typically protects only the computer it is installed on.
 It is free-standing and uses dedicated hardware.
 Initial cost for hardware and software updates can be costly.
x It uses the CPU in the host computer.
 It requires a specialized motherboard.

A network administrator needs to restrict access to the network. Which type of firewall allows only those packets that are part of a known connection?
 x stateful firewall
 proxy firewall
 packet filter
 content engine

A technician wishes to secure the network authentication for all remote users. Which security technology uses radio communication with a computer before accepting a username and password?
x key fobs
 smart digital cards
 security dongles

Which recommendation should be observed when replacing existing memory?
 The new memory should operate at the same speed as the hard drive.
 The new memory should exceed the capacity of the hard drive.
 The new memory should be as fast or faster as the cache found in the processor.
x The new memory should be as fast or faster than existing memory.

An organization has two buildings, each with a separate network that uses a different IP addressing scheme. Which device can be used to enable the flow of data between the two networks?
x router

Which three ports should be left open to avoid filtering e-mail traffic? (Choose three.)
x 25
x 110
x 143

What is the highest risk associated with improperly charged or mishandled batteries?
 The components can overheat.
 The laptop will be unable to hold enough charge.
x The battery can explode.
 The lifetime of the battery will be reduced.

Several messages sent to the network administrator are reporting that access to a secure server using HTTPS is failing. After checking recent updates to the company firewall, the administrator learns that the firewall is blocking HTTPS. Which port should be opened to solve the problem?
x 443

Which feature is characteristic of the ntbackup command?
 x It can be executed from a batch file.
 It can be used to restore files.
 It has default parameters that appear as part of the command line.
 It has overriding parameters that need to be set in the Windows backup utility.

After the administrator manually configures the correct SSID on a new laptop, the computer is still unable to connect to the wireless LAN. Which additional action should the administrator take to resolve this problem?
 Modify the group account of the user to include all file permissions.
 Reboot the wireless access point.
 Rename the laptop and reset the user password on the network.
x Verify that the MAC address for the laptop is in the MAC address filter table.

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