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When load balancing traffic between two web servers， which of the following technologies provides the LOWEST cost solution？（）
- A、 Active/passive cluster
- B、 Active/active cluster
- C、 Log shipping
- D、 DNS round robin
参考答案
更多 “When load balancing traffic between two web servers， which of the following technologies provides the LOWEST cost solution？（）A、 Active/passive clusterB、 Active/active clusterC、 Log shippingD、 DNS round robin” 相关考题
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To safeguard the operator and other personnel working on or near a hoisting operation, which of the following precautions should be observed?A.Keep a load on the hoist until all personnel are finished workingB.Set the load on a movable dolly when transportation may be neededC.Have one man keep a hand on the load to steady itD.Insure that the lifting gear capacity is not exceeded
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When must the Master of a vessel log the position of load line marks in relation to the surface of the water in the Official Logbook?A.Once a dayB.At the change of every watchC.Only when in fresh or brackish waterD.Prior to getting underway
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When must the Master or person in charge of a ship log the position of load line marks in relation to the surface of the water in the logbook?A.Once a dayB.At the change of every watchC.Only when in fresh or brackish waterD.Prior to getting underway
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What does “evel-luffing” accomplish during crane operations ________．A.It prevents the load from swinging when the boom level is adjustedB.Less power is needed when topping the boom with a load on the hookC.It maintains the height of the load above the deckD.All of the above
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When a cargo boom or crane is rated at varying capacities，there will be a table at the controls which relates safe working load to ______．A.winch speedB.boom strengthC.load radiusD.cable strength
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Which statement about the inert gas system is TRUE ________．A.Boiler soot blowers should never be used when the IG system is operatingB.The boiler will produce the best quality of flue gas for the IG system when the boiler load is very lightC.The boiler will produce the most quantity of flue gas for the IG system when the boiler load is very lightD.Flue gas with excessive oxygen content is de-oxygenated in the scrubber
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An on-load release system on a survival craft means the cable can be released ______.A.only when the load is taken off the cableB.only when there is a load on the cableC.only when activated by the controls at the lowering stationD.at any time
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When configuring a WLAN controller for a voice application using Cisco 7920 wireless IP phones. Whichtwo general control settings should you select？（）A、Multicast onB、Aggressive Load Balancing offC、Multicast offD、AP Fallback onE、Aggressive Load Balancing on
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When configuring a WLAN controller for a voice application using Cisco 7920 wireless IP phones，which two general control settings should you select？（）A、Aggressive Load Balancing onB、Aggressive Load Balancing offC、Multicast onD、Multicast offE、AP Fallback onF、AP Fallback off
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Which of the following choices correctly describes the difference between a data load via the conventional path and the direct path?（）A、One runs faster than the otherB、A conventional path data load bypasses most of the Oracle RDBMS, whereas a direct path load is a high-speed version of the SQL INSERTC、A direct path data load bypasses most of the Oracle RDBMS, whereas a conventional path load is a high-speed version of the SQL INSERTD、The conventional path runs when the CONVENTIONAL command-line parameter is set to TRUE
考题
单选题Which of the following choices correctly describes the difference between a data load via the conventional path and the direct path?（）A
One runs faster than the otherB
A conventional path data load bypasses most of the Oracle RDBMS, whereas a direct path load is a high-speed version of the SQL INSERTC
A direct path data load bypasses most of the Oracle RDBMS, whereas a conventional path load is a high-speed version of the SQL INSERTD
The conventional path runs when the CONVENTIONAL command-line parameter is set to TRUE
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单选题When ship is fouled, increasing the fuel injection for keeping the normal speed will cause the main engine （）A
to work as overload characteristicB
overspeedC
over mechanical load onlyD
over thermal load only
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单选题Damage stability is the stability（）.A
which exists when the wind speed is less than 50 knotsB
before collisionC
after floodingD
at the maximum load
考题
多选题When configuring a WLAN controller for a voice application using Cisco 7920 wireless IP phones，which two general control settings should you select？（）AMulticast onBAggressive Load Balancing offCMulticast offDAP Fallback onEAggressive Load Balancing onFAP Fallback off
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单选题The greatest strain，when lifting a load with the jumbo purchase，is on（）.A
all of the parts，dividing the load equallyB
the hauling part because it must absorb the frictional losses of all the sheavesC
the parts in the movable blockD
the standing part because it is directly connected to the weight
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单选题The force acting on a single cargo runner which is vertically lifting or lowering a load is greatest when（）.A
decelerating when lowering the loadB
decelerating when raising the loadC
lowering the load at constant speedD
raising the load at constant speed
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单选题Which statement about a none zero value for the load metric (k2) for EIGRP is true?（）A
A change in the load on an interface will cause EIGRP to recalculate the routing metrics and send a corresponding update out to each of its neighbors.B
EIGRP calculates interface load as a 5 - minute exponentially weighted average that is updated every 5 minutes.C
EIGRP considers the load of an interface only when sending an update for some other reason.D
A change in the load on an interface will cause EIGRP to recalculate and update the administrative distance for all routes learne d on that interface.
考题
单选题To safeguard the operator and other personnel working on or near a hoisting operation which of the following precautions should be observed?（）A
Keep a load on the hoist until all personnel are finished workingB
Set the load on a movable dolly when transportation may be neededC
Have one man keep a hand on the load to steady itD
Insure that the lifting gear capacity is not exceeded
考题
单选题When must the Master of a vessel log the position of load line marks in relation to the surface of the water in the Official Logbook?（）A
Once a dayB
At the change of every watchC
Only when in fresh or brackish waterD
Prior to getting underway
考题
单选题When the heat load begins to increase, the needle valve of an expansion valve will（）A
move in an opening directionB
move in a closing directionC
either open or closeD
not move at all
考题
单选题The pumps press oil into the cross-head bearing gap when the load on the shell is at its lowest What is the meaning of “its” in the sentence above?（）A
the cross-headB
the pumpsC
the shellD
the load
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单选题The exhaust gases for a new engine should be （） when the engine operates under full load.A
smokyB
a little bit denseC
visibleD
almost invisible
考题
单选题A clause in the charter party requires a vessel’s owner to pay dispatch money when the vessel （）.A
changes berths to expedite loading or dischargingB
does not load and discharge its cargo in the time specifiedC
is not ready to load or discharge cargoD
loads and discharges its cargo in less time than specified
考题
单选题An on-load release system on a survival craft means the cable can be released（）.A
only when the load is taken off the cableB
only when there is a load on the cableC
only when activated by the controls at the lowering stationD
at any time
考题
单选题What does “evel-luffing” accomplish during crane operations（）.A
It prevents the load from swinging when the boom level is adjustedB
Less power is needed when topping the boom with a load on the hookC
It maintains the height of the load above the deckD
All of the above
考题
单选题The single acting cylinder is the simplest form where pressure is applied to the full area of the piston head to move the load through piston rod extensionThe load causes rod （） when the drive pressure is released.A
contractionB
retractionC
expansionD
shrinkage
考题
单选题When must the Master or person in charge of a ship log the position of load line marks in relation to the surface of the water in the logbook?（）A
Once a dayB
At the change of every watchC
Only when in fresh or brackish waterD
Prior to getting underway
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