A radar display which is oriented，so that north is always at the top of the screen，is called a(n)（）.

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• Which general statement concerning radar is FALSE?（）.

  A . Raising the antenna height increases the radar range B . The ability of radar to detect objects is unaffected by weather conditions C . Radar bearings are less accurate than radar ranges D . Radar should be checked regularly during clear weather to ensure that it is operating properly

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• Which statement is true concerning a vessel equipped with operational radar?（）.

  A . The Master of the vessel must be on the bridge when the radar is in use B . The radar equipment is only required to be used in restricted visibility C . The use of a radar excuses a vessel from the need of a look-out D . This equipment must be used to obtain early warning of risk of collisio

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• An ECDIS is required to display which information?（）

  A . Soundings B . Waypoints C . Meteorological data D . Radar target

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• The ‘lsvg -o’ command is run with an output of only rootvg， but the server has another volume group named datavg， which is not displayed. What is the likely cause？（）

  A . datavg is in an offline state. B . ‘lsvg -o’ only displays the root volume group. C . ‘lsvg -o’ only displays the fist volume group. D . datavg has no filesystems and therefore， is inactive.

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• A radar display in which North is always at the top of the screen is a(n)（）.

  A . unstabilized display B . stabilized display C . composition display D . relative display

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• An icebreaker displaying a flag hoist which consists of the code letters “WO” (Whiskey Oscar) is indicating that（）.

  A . icebreaker support is finished B . icebreaker support is commencing C . the icebreaker is icebound D . the icebreaker is beset

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• A vessel which is being assisted by an icebreaker would display a flag hoist consisting of the code numeral “4”when the vessel（）.

  A . speed begins to drop B . stops C . receives ice damage D . becomes icebound

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• Following a system boot， the display indicates that previously detected hardware is missing.  Which of the following commands would identify the missing hardware（）

  A . diag B . Iscfg C . cfgmgr D . Isslot

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• A radar contact will remain stationary on a relative motion radar display only when it is（）.

  A . on the same course as your vessel B . at the same speed as your vessel C . on the same course and speed as your vessel D . on a reciprocal course at the same speed as your vessel

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• Which command is used to display the placement and direction of an IP access control list on a router?（）

  A . show access-list B . show ip route C . show ip interface D . show interface E . show interface list F . show ip interface brief

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• Your radar displays your ship off center．As you proceed on your course， your ship’s marker moves on the PPI scope while echoes from land masses remain stationary.What is this display called（）.

  A . Off center B . True motion C . Stabilized D . Head u

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• You are scanning the radar screen for a buoy fitted with racon. How should this signal appear on the PPI display?（）

  A . Starting with a dash and extending radially outward from the target B . As a broken line from center of PPI to the target C . Starting with a dot and extending radially inward from the target D . Starting with a dash and extending to the right of the target

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• You need to display a very large single-record data block. Since it will be so large, a convenient means of navigation is needed between items. Which type of canvas would you use to display the data block? （）

  A . Tab canvas.  B . Pop up canvas.  C . Spread table canvas.  D . Vertical toolbar canvas.

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• Which clause would you use in a SELECT statement to limit the display to those employees whose salary is greater then 5000? （）

  A . ORDER BY SALARY > 5000 B . GROUP BY SALARY > 5000 C . HAVING SALARY > 5000 D . WHERE SALARY > 5000

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• Following a system boot，the display indicates that previously detected hardware is missing.  Which of the following commands would identify the missing hardware？（）

  A . diag B . lscfg C . cfgmgr D . lsslot

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• You see a vessel displaying three lights in a vertical line.The highest and lowest lights are red and the middle light is white.She is also showing a white light at the stern，which is lower than the forward light.It could be a（）.

  A . Survey vessel B . Vessel not under command C . Vessel aground D . Pilot vessel with port side to you

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• In restricted visibility, a vessel which detects by radar alone the presence of another vessel shall determine if a close quarters situation is developing or risk of collision exists. If so, she shall（）.

  A . sound the danger signal B . when taking action, make only course changes C . avoid altering course toward a vessel abaft the beam D . All of the above

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• A customer has a system with a number of LPARs, one of which is running a supported version of Linux. Which CLI command can an administrator use to display the CPU and memory resource allocation of the Linux partition? （）

  A . cat /proc/usr/lparchk  B . cat /proc/ppc64/lparcfg  C . /var/adm/tools/res_list  D . /var/adm/tools/lparalloc

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• In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should（）.

  A . stop your engines B . sound the danger signal at two-minute intervals C . hold course and speed until the other vessel is sighted D . take avoiding action as soon as possible

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• To determine if risk of collision exists，a vessel which is fitted with radar must use（）.

  A . radar scanning B . radar plotting C . compass bearings D . All of the above

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• 2. Which of the following is used to monitor the bearing of a radar target in relation to your location?

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• 7. If there is any doubt as to the proper operation of a radar, which statement is TRUE?

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• A user states that the LCD display on their laptop has intermittent lines on the screen. The technician notices that when the display panel is moved, the line appears and then disappears. Which of the

  A．The hinge on the display panel is damageD． B．The display cable is loose or damageD． C．The display panel is defectiv E． D．The video controller on the system board is defectiv E．

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