网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
The series of valves used to control the return flow in well control operations is called the（）.
A
valve assembly
B
standpipe manifold
C
accumulator manifold
D
choke manifold
参考答案
参考解析
解析：
暂无解析
更多 “单选题The series of valves used to control the return flow in well control operations is called the（）.A valve assemblyB standpipe manifoldC accumulator manifoldD choke manifold” 相关考题
考题
All of the following statements about control charts are true except:A . Control charts can be used to establish as well as maintain process controlB . control charts are used to detemine acceptance limits when no limits are stipulated by the product specification; otherwise, one should use the limits dictated by the specification.C . all data points outside the control chart limits are variations explained by assignable causes.D . A and B.E . B and C
考题
29 All of the following statements about control charts are true except:A. Control charts can be used to establish as well as maintain process controlB. control charts are used to detemine acceptance limits when no limits are stipulated by the product specification; otherwise, one should use the limits dictated by the specification.C. all data points outside the control chart limits are variations explained by assignable causes.D. A and B.E. B and C
考题
●Flow control is a function that prevents network congestion by ensuring that (71) do not overwhelm (72) with datA．There are three commonly used methods for handling network congestion ． (73) is used by network devices to temporarily store bursts of excess data in memory until they can be processed． (74) are used by receiving devices to help prevent their buffers from overflowing ． (75) is a flow-control scheme in which the source device requires an acknowledgment from the destination after a certain number of packets have been transmitted．(71)~(72)A．transmitting devicesB．transmitted devicesC．receiving devicesD．received devices(73)~(75) A．BufferB．Source-quench messagesC．BufferingD．Windowing
考题
Which of the listed pressure control valves would be used to establish the maximum operating pressure of a hydraulic system?A.Pressure-reducing valveB.Unloading valveC.Counterbalance valveD.Pressure-relief valve
考题
You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network? (Choose three)A. Congestion avoidanceB. WindowingC. Cut-throughD. BufferingE. Load BalacingF. Fast Forward
考题
Flow control is a function that prevents network congestion by ensuring that(71)do not overwhelm(72)with data. There are three commonly used methods for handling network congestion.(73)is used by network devices to temporarily store bursts of excess data in memory until they can be processed. (74)are used by receiving devices to help prevent their buffers from overflowing.(75)is a flow -control scheme in which the source device requires an acknowledgment from the destination after a certain number of packets have been transmitted.A．transmitting devicesB．transmitted devicesC．receiving devicesD．received devices
考题
Flow control is a function that prevents network congestion by ensuring that(66)do not over-whelm(67)with data. There are three commonly used methods for handling network congestion.(68)is used by network devices to temporarily store bursts of excess data in memory until they can be processed.(69)are used by receiving devices to help prevent their buffers from overflowing.(70)is a flow-control scheme in which the source device requires an acknowledgment from the destination after a certain number of packets have been transmitted.A．transmitting devicesB．transmitted devicesC．receiving devicesD．received devices
考题
What type of valve is used to direct the flow of hydraulic fluid?A.relief valveB.direction control valveC.stop valveD.pressure control valve
考题
Valves on steam-smothering lines to cargo tanks shall be set with ______．A.The master control valve shut and valves to individual cargo tanks shutB.The master control valve open and valves to individual cargo tanks shutC.The master control valve shut and valves to individual cargo tanks openD.All valves open
考题
On a Cisco network, which of the following modes of flow control are commonly used to mitigate the effects of busy data networks?（）A、Source Quench.B、Learning.C、Buffering.D、Windowing.E、Cut-Through.
考题
单选题Which of the listed pressure control valves would be used to establish the maximum operating pressure of a hydraulic system?（）A
Pressure-reducing valveB
Unloading valveC
Counterbalance valveD
Pressure-relief valve
考题
单选题The radar control used to reduce sea return at close ranges is the（）.A
gain controlB
sensitivity time controlC
fast time constantD
pulse length control
考题
单选题You are validating the configuration of your SRX Series device and see the output shown below. What does this indicate?（）A
The SRX Series device has been configured correctly, the Junos Pulse Access Control Service is reachable on the network, and the SRX Series device is waiting to receive the initial connection from the Junos Pulse Access Control Service.B
The SRX Series device has confirmed that the Junos Pulse Access Control Service is configured and is reachable on the network, the SRX Series device is waiting to receive the connection from the Junos Pulse Access Control Service, and all that remains to be accomplished is to configure the SRX Series device.C
The SRX Series device is configured correctly and connected to the Junos Pulse Access Control Service. All that remains to be done to complete the configuration is to configure the SRX Series device on the Junos Pulse Access Control Service.D
Both the Junos Pulse Access Control Service and the SRX Series device are configured correctly and communicating with each other.
考题
单选题What type of valve is used to direct the flow of hydraulic fluid?（）A
Relief valveB
Direction control valveC
Stop valveD
Pressure control valve
考题
单选题Which of the following statements concerning butterfly valves is correct?（）A
Special tools are required for lapping or grindingB
It is impossible to throttle flow with a butterfly valveC
To close the valve, it is only necessary to turn the handle a quarter of a turnD
The butterfly valve should never be used in a freshwater system
考题
多选题On a Cisco network, which of the following modes of flow control are commonly used to mitigate the effects of busy data networks?（）ASource Quench.BLearning.CBuffering.DWindowing.ECut-Through.
考题
单选题In setting the valves on a steam-smothering system on a tank vessel，the master control valve to cargo tanks should be（）.A
open and individual tank valves openB
open and the individual tank valves closedC
closed and the individual tank valves closedD
closed and the individual tank valves open
考题
单选题Check value is used to control （）A
direction of oil flowB
back pressure of return oilC
bypass of filterD
high pressure overflow
考题
单选题Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）A
double bottom fuel oil tank temperatureB
heater supply steam flowC
pressure of the fuel supplied to the burnersD
attemperator steam flow in the heater discharge circuit
考题
单选题If an emergency pump control is used as the emergency shutdown on a tank vessel，it must（）.A
stop the flow of oil at the main deck manifoldB
prevent the oil from leaving the shore facilityC
prevent the oil from siphoning through the pumpD
None of the above
考题
单选题Compensated flow control or constant flow valves are used in hydraulic systems to（）A
compensate for major leaks in the systemB
maintain the original fluid viscosityC
allow for changes in pressure and temperature within the systemD
assure constant fluid temperature
考题
单选题Temperature control valves installed in the jacket cooling water system of a diesel engine modulates the rate of water flow through the （）.A
cooling water pumpB
nozzle cooling passagesC
cylinder jacketsD
heat exchanger
考题
单选题If an emergency pump control is used as the emergency shutdown on a tanker，it must（）.A
stop the flow of oil at the main deck manifoldB
prevent the oil from leaving the shore facilityC
prevent the oil from siphoning through the pumpD
None of the above
考题
单选题Cocks and valves control or interrupt flow, and have internal passages arranged so that they can be restricted or closed: in cocks, by rotating the plug, and in valves, by lowering, raising or rotating a disc in relation to a seating surfaceAccording to the above sentence, which of the following statements is not true?（）A
Flows of fluids can be restricted by both cocks and valvesB
There are seats in the internal passages of valvesC
A disc of valve only moves up and downD
We can infer that there is a bore in cock ping
考题
单选题Under tropical conditions, control valves have fully opened, but the room still hot.What measures can be taken in such a case?（）A
Keep the plant running all timeB
Start another blowerC
Increase the ratio of circulated to fresh airD
Reduce the seawater flow to the condenser
考题
单选题You are installing a MAG Series device for access control using an SRX Series device as the firewall enforcer. The MAG Series device resides in the same security zone as users. However, the users reside in different subnets and use the SRX Series device as an IP gateway.Which statement is true?（）A
You must configure a security policy on the SRX Series device to allow traffic to flow from the user devices to the MAG Series device.B
No security policy is necessary on the SRX Series device to allow traffic to flow from the user devices to the MAG Series device.C
You must configure host-inbound traffic on the SRX Series device to allow SSL traffic between the MAG Series device and the user devices.D
You must configure host-inbound traffic on the SRX Series device to allow EAP traffic between the MAG Series device and the user devices.
考题
单选题In setting the valves on a steam-smothering system on a tanker，the master control valve to cargo tanks should be（）.A
open and individual tank valves openB
open and the individual tank valves closedC
closed and the individual tank valves closedD
closed and the individual tank valves open
热门标签
最新试卷