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115 Cards in this Set
- Front
- Back
In multimode graded-index fibers, is the index of refraction of the glass at the center of the fiber core lower, higher, or approximately equal to the index of refraction of the cladding glass?
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Lower
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On Unix-type systems, the _________________________ utility allows you to modify TCP/IP settings for a network interface, release and renew DHCP-assigned addresses, or simply check the status of your machine's TCP/IP settings.
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ifconfig
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What does the following access control list do?
Router(config)#ip access-list extended QueACL Router(config-ext-nacl)#permit tcp 172.30.31.192 0.0.0.15 10.0.4.0 0.0.3.255 eq 110 Router(config-ext-nacl)#permit tcp 172.30.31.192 0.0.0.15 10.0.4.0 0.0.3.255 eq 25 Router(config-ext-nacl)#interface fastethernet0/0 Router(config-if)#ip access-group QueACL in |
Allows SMTP and POP from the 172.30.31.192/28 network to the 10.0.4.0/22 network
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What command-line utility can be used to rearrange the data on an HDD so that it is located in contiguous, efficient links?
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DEFRAG.EXE
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Which Windows utility is used to isolate conflicting items in the startup sequence?
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MSCONFIG
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The term “dBm” is based on what standard reference level?
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1 milliwatt
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The AN/WSC-3 transceiver has two rf output levels. One of these is 30 watts. What is the other rf output level?
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100 watts
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True or false? Networks that use leased public lines, such as T1 or DSL connections to the Internet, are vulnerable to eavesdropping at a building's demarcation point, at a remote switching facility, or in a central office.
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True
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Examine the following output. Which line below is most responsible for a trunk not forming on FastEthernet0/1?
Switch#show interfaces fastethernet0/1 switchport Name: Fa0/1 Switchport:Enabled Administrative Mode: static access Operational Mode: static access Administrative Trunking Encapsulation: dot1q Operational Trunking Encapsulation: native Negotiation of Trunking: Off Access Mode VLAN: 1 (default) Voice VLAN: none Administrative private-vlan host-association: none Administrative private-vlan mapping: none Operational private-vlan: none Trunking VLANs Enabled: ALL Pruning VLANs Enabled: 2-1001 Capture Mode Disabled Capture VLANs Allowed: ALL Protected: false Voice VLAN: none (inactive) Appliance trust: none Switch#show running-config <<output omitted>> interface FastEthernet0/1 no ip address duplex full speed auto |
Negotiation of Trunking: Off
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On cargo ships, in what position should compressed gas cylinders be stored?
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Vertically, valve up
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A total of how many data tones are in the composite tone package developed by the DTS?
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16
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The multimode graded-index fiber that has the best bend performance and will show the least amount of optical degradation if mishandled is what size?
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m 85/125
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Communications between users on two different machines are established by what layer of the OSI reference model?
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Session
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Which of the following terms is used to describe an unplanned event that interrupts work and produces damage and/or injury?
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Mishap
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_________________________ coordinate the storage and transfer of e-mail between users on a network.
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Mail services
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Which of the following periods is the maximum time a closure or fitting may be logged open?
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24 hours
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Which of the following supervisors supports the Navy’s Equal Opportunity program?
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The one who relates positively and directly with all people equally
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When filing material you should include all of the following except
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all early drafts and extra copies
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What is a mode filter?
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A device that attenuates specific modes propagating in the core of the fiber
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Which of the following is a valid boot option when using Windows 2000 and Windows XP Professional distribution CDs to start the system?
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Recovery Console
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Which of the following characteristics of a strike force is one of its greatest assets?
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Mobility
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What was the decisive battle of World War II that became the turning point of the war in the Pacific?
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The Battle of Midway
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When an irate customer begins to use profanity in his discussion with you, what action should you take?
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Withdraw from the situation as soon as possible and report him to your supervisor.
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What system do subscribers use to receive Fleet Satellite Broadcast?
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AN/SSR-1
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For efficient transmission, which of the following frequency bands require(s) high power and long antennas?
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ELF, VLF, and LF
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Which of the following can you use to restart the print spooler from the command prompt?
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In the Command Prompt, enter Spoolsv.exe
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When an enlisted person receives an order that conflicts with a previously received order, which of the following actions should that person take?
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Obey the last order
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Which of the following is considered to be the fastest port and is commonly used on laptops?
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USB
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A little time should be spent in your office in the morning and afternoon, then the rest of your time should be spent in the work area.
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True
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One of your customers has begun to work on a new product that could potentially earn a patent. He is worried about the security of his files because his design information is located on a FAT32 drive in his Windows 2000 Professional PC. What can be done to improve protection for his information on this type of drive?
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Convert the drive to NTFS and establish encryption on the files.
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A petty officer receives organizational authority from what document?
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Standard Organization and Regulations of the U.S. Navy
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_________________________ is the process of mastering material pertaining to a particular hardware system, operating system, programming language, or other software application, and then proving your mastery by passing a series of exams.
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Certification
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The chemical protective overgarment consists of how many parts?
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two
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LEASAT satellites have fewer 25-kHz channels than FLTSATs. What ground-based system do they use to maintain communications efficiency?
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DAMA
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The term ________________ topology refers to the way in which data is transmitted between nodes, rather than the physical layout of the paths that data takes.
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logical
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Which type of malicious computer activity exploits people's human nature to fool them into providing information about themselves, their business, or their computer or network?
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Social engineering
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Which of the following addresses is an invalid MAC address?
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00-12-ED-AG-(K)7-9E
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There are a total of how many U. S. Territories overseas?
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four
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Which of the following is not a benefit of implementing a proxy server for Internet access?
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The Internet hostnames can be resolved internally.
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What Navy Program is designed to provide cradle-to-grave leadership training?
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NAVLEAD
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Light is transmitted along an optical fiber by what two methods?
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Ray theory and mode theory
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Which of the following items is NOT an example of a digital line code?
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Frequency modulation
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You are in charge of maintaining several PCs located in an open-air warehouse. When you perform periodic preventive maintenance procedures on these machines, what extra step should you take to compensate for their environment?
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Remove their front panels and clean the air vents.
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The module can double the system memory.
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POST
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Your company is sending you to Europe to work for an extended period of time. They are shipping your desktop PC to your new location. What step should you take to prepare your PC for operation in your new location?
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Reset the voltage selector switch on the power supply.
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What term is used to describe how the Demand Assigned
Multiple Access data stream is formatted? |
Frame
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An analog signal is defined as which of the following signals?
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A continuous signal whose amplitude or some other property varies in direct proportion to some physical variable
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Navy shipboard fiber optic cables should NOT contain which of the following materials as a strength member?
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Carbon fibers
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The Collective Protection System (CPS) consists of how many protection zones?
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two
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The data communications interface of the LMS-11 provides which of the following functions?
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Serial asynchronous interface with the printer
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What would an available school quota be classified as during a SWOT analysis?
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Opportunity
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If you are aware of a possible act of sabotage, to whom should you report this fact?
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Either 1 or 2 above depending on who is most readily available
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Aboard ship, there how many categories of shipboard sound-powered phone circuits?
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three
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How much voltage is discharged from the EP drum in a laser printer by the laser beam that scans the drum with the information about the image?
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-100 volt
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A drug abuser deeply under the influence of narcotics displays which of the following characteristics?
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Lethargy
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Which of the following name resolution methods is best suited when you have only Windows computers, and there is only a single network segment not connected to the Internet?
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WINS
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Within the IVCS, what is the purpose of the ICSCs?
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To perform switching actions
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To save words, clarify ideas, and provide balance when you wish to express two or more equally important ideas in a sentence, you should use which of the following types of sentence construction?
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Parallel sentences
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When in uniform, Navy personnel are required to salute when which of the following situations occurs?
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All of the answers
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You shouldn't smoke around sewage-handling equipment for what reason?
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Gases found around equipment and given off be sewage are explosive
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True or false? A noisy circuit spends more time compensating for the noise, and therefore has fewer resources available for transmitting data.
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True
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You build your first PC at home. When you turn on your computer, the floppy drive fails to work. Also, you notice that the floppy drive operating light is on continuously. What is the problem?
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The floppy drive cable has been connected backward.
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What are the basic requirements of a communications system?
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Transmitter and receiver
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The ASG consists of how many volumes?
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Seven
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The term _________________ refers to the RAM chips that are installed on the computer's system board and whose sole function is to provide memory to that machine.
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physical memory
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Intercept vectoring In which of the following Link-4A modes of operation is used to maintain safe flight patterns and assigns priority for landing approach?
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Air traffic control
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True or false? Each network device must have a unique address so that data can be transmitted reliably to and from that device.
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True
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The Handbook for the Conduct of Forces Afloat Safety Investigations contains a checklist for common investigations in which of the following Appendixes?
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II
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The Link-11 radio set is in the transmit mode when the key line is clear.
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False
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What are the two basic categories of fiber splices?
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Mechanical and fusion
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What are the two parts of a fiber optic receiver?
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Optical detector and signalconditioning circuits
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Which power conservation mode used in portable PCs turns off selected components, such as the hard drive and display, until a system event, such as a keyboard entry or a mouse movement, occurs?
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Standby mode
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Which of the following drugs is abused on the pretense of weight control?
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Amphetamines
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Which type of scattering loss is proportional to the reciprocal of the fourth power of the wavelength of the light?
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Rayleigh
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The term _________________ refers to identical components that can be changed while a machine is still running.
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ot swappable
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Which of the following radios is the primary shipboard los and satellite transceiver?
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AN/WSC-3
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When compared to the U.S., the Soviet submarine force has what size and effectiveness?
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Larger size, less effective
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Enlisted shore patrol personnel should apprehend an officer only when situations offer no alternative.
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True
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Message requisitions are submitted in a specified format and must convey the same data that is required on which of the following forms?
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DD 1348 or 1348-6
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What device would you use to create more collision domains on your network?
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Switch
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How can you create an ERD for a Windows XP Professional computer?
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You cannot do it.
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Running a single-station POFA can assist the technician in isolating a problem in which of the following sections of the DTS?
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Transmit timing
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A friend has called you after she has attempted to install a new video card and it won't produce any video output. When you examine the system, you see that the system board has an onboard video connector. What should you do to get the system running?
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Restart the system and access the CMOS setup utility to disable the onboard video feature.
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A(n) ____________________ issues and receives wireless signals with equal strength and clarity in all directions.
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omni-directional antenna
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You have just installed a new laser printer that is connected to the network. You are supposed to make this printer the default printer for the entire network. How do you set up a printer to be the default printer in a network environment?
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Access the local printer queue and click the Set as Default Printer option in the Printer menu.
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What treatment technique does the Navy use in returning an alcoholic to a useful and productive life?
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One that matches the needs of the person to the appropriate therapy
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After installing a new USB scanner, you scan a sample color document. The output on the video display looks fuzzy. What can you do to correct this problem?
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Calibrate the scanner and monitor. Reduce the resolution of the scanner and scan the sample again.
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A ___________________ uses TDM (time division multiplexing) over two wire pairs (one for transmitting and one for receiving) to divide a single channel into multiple channels.
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T-carrier
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Field loss measurements are made by using which of the following test equipments?
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Optical sources and power meters; and optical time domain reflectometers
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Which of the following protocols does not depend on addresses or numbers to identify computers on a network?
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NetBEUI
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While standing a sentry box, you are approached by an officer. What type of rifle salute should you render?
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Present arms
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What is the duration of each time slot in a Link-16 message?
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7.8125 msec
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An informal visit of courtesy requiring no special ceremonies is a/an
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Call
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In the fabrication of silica optical fibers, which of the following processes may be used?
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Outside vapor phase oxidation (OVPO)
Inside vapor phase oxidation (IVPO) Vapor phase axial deposition (VAD) |
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Which term refers to reception and retransmission?
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Active
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While working with a customer to repair her desktop PC, you receive an urgent page. How should you handle this situation?
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Tell the customer you must respond to the page and excuse yourself from her presence to respond to the page.
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In _________________________, a connection is established between two network nodes before they begin transmitting data.
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circuit switching
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What type of ships did privateers typically sail?
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Schooners
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When you arrive at your workstation, you find three desktop PCs sitting on the floor in front of your workbench. You will have to lift them onto the workbench to work on them. Which of the following describes the correct way to lift a personal computer from the floor?
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With knees bent, lift with your arms.
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A married 20-year-old petty officer second class, with 12 years of education, is eligible for which of the following officer programs?
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Broadened Opportunity for Officer Selection and Training Program
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You are using five 80 GB hard disks in your file server to configure RAID-5. What will be the maximum capacity of the RAID be after the configuration is complete?
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320 GB
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To calculate a host's network ID given its IP address and subnet mask, you follow a logical process of combining bits known as _____________.
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ANDing
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Denying the enemy the ability to advance close enough to use weapons is called:
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power projection
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The first fleet ballistic missile submarine was launched in what year?
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1959
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During fueling operations, the word is passed, "the use of open flame devices is prohibited." Which of the following devices is/are considered an open flame?
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Matches
Lighted candles Cigarette lighters |
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The distance between corresponding points on a wave's cycle is called its _________________________.
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wavelength
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What is happening in the spanning-tree learning state?
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Port is populating the MAC table.
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The output of the show ip route command is shown below. A packet is sent destined for the 192.168.5.0/24 network. What happens? Select all that apply.
Router#show ip route CODES: C - CONNECTED, S - STATIC, I - IGRP, R - RIP, M - MOBILE, B - BGP D - EIGRP, EX - EIGRP EXTERNAL, O - OSPF, IA - OSPF INTER AREA N1 - OSPF NSSA EXTERNAL TYPE 1, N2 - OSPF NSSA EXTERNAL TYPE 2 E1 - OSPF EXTERNAL TYPE 1, E2 - OSPF EXTERNAL TYPE 2, E - EGP I - IS-IS, L1 - IS-IS LEVEL-1, L2 - IS-IS LEVEL-2, * - CANDIDATE DEFAULT U - PER-USER STATIC ROUTE, O - ODR GATEWAY OF LAST RESORT IS NOT SET D 172.16.0.0 [90/2195456] VIA 10.16.10.1, 00:09:45, SERIAL0 D 172.31.1.0 [90/2681856] VIA 192.168.10.5 00:01:55, SERIAL1 C 10.0.0.0 IS DIRECTLY CONNECTED, SERIAL0 C 192.168.10.0 IS DIRECTLY CONNECTED, SERIAL1 |
The packet is dropped.
An ICMP Destination Unreachable message is sent back to the source. |
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You are working on a client computer that cannot see any other computers on the network. You check the TCP/IP configuration for the computer and find that it is set for 169.254.0.2. What is the most likely cause of the computer's network problem?
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You have a missing DHCP server or bad router configuration.
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Which of the following is a class C address?
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193.10.160.45
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A ___________ topology does not specify device types, connectivity methods, or addressing schemes for the network.
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physical
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A command that handles classified information is responsible for instructing which of its members in security policies and procedures?
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Only military and civilian personnel having access to classified information
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Which of the following layers of the OSI reference model provides error-free transmission of information over the physical medium?
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Transport
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A user on your network has complained that he cannot access a mapped drive on a PC that is located several floors above where he is working, but he can access mapped drives on other machines in the building. He tells you that he has successfully connected to that machine before today. When you examine his system, you see a red X beside the drive icon. What's the most likely problem?
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The machine containing the mapped drive is turned off.
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In what topology is each equipment connected to a common center hub?
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Star topology
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