更多"Which of the following steps should"的相关试题:
[单项选择]Which of the following actions should normally be taken during each watch when the auxiliary boilers is in operation?（）
A. clean the flame scanner photocell window
B. Inspect and clean all solenoid valves
C. lift the safety valves by hand
D. Inspect for oil or water leaks
[单项选择]Which of the following methods is normally used to control the temperature of air distributed from individual cooling coils in an air conditioning system using a chilled water circulation system?（）
A. A room thermostat activates an electric heater at each individual chilled air outlet when necessary
B. Varying the number of passes the air makes across the coils
C. Varying the temperature of the water through the coils
D. Varying the quantity of water flowing through the coils
[单项选择]Corrosive liquids and acids should have which kind of label?（）
A. Skull and crossbones
B. Yellow and white
C. Red and white
D. White and black
[多项选择]Which of the following correctly describe steps in the OSI data encapsulation process?（）
A. The transport layer divides a data stream into segments and may add reliability and flow control information.
B. The data link layer adds physical source and destination addresses and an FCS to the segment.
C. Packets are created when the network layer encapsulates a frame with source and destination host addresses and protocol-related control information.
D. Packets are created when the network layer adds Layer 3 addresses and control information to a segment.
E. The presentation layer translates bits into voltages for transmission across the physical link.
[多项选择]Which of the following steps are necessary in order to add a new VLAN to a switched network?（）
A. Create the VLAN.
B. Name the VLAN.
C. Configure an IP address for the VLAN.
D. Add the desired ports to the new VLAN.
E. Add the VLAN to the VTP domain.
[单项选择]Which procedure should be followed when individuals are rescued in cold climates and suffer from hypothermia?（）
A. Give them brandy
B. Keep them in motion
C. Immerse them in a warm bath (105°F，40°C)
D. Cover them with an electric blanket set for maximum temperature
[单项选择]An airplane should NOT send which signal in reply to a surface craft?（）
A. Opening and closing the throttle
B. Rocking the wings
C. Flashing the navigational lights off and on
D. Flashing Morse T
[多项选择]Under which two circumstances should Spanning Tree Protocol be implemented?（）
A. to ensure a loop-free topology
B. to protect against user-side loops
C. when a VLAN spans access layer switches
D. for the most deterministic and highly available network topology
E. because of the risk of lost connectivity without Spanning Tree Protocol
[单项选择]Which general weather conditions should you expect to find in a low pressure system（）.
A. Fair weather
B. Precipitation and cloudiness
C. Scattered clouds at high elevations
D. Gradual clearing and cooler temperatures
[单项选择]Which of the following relationships should occur between the temperature developed in a combustion space, and the compression ratio of the engine?（）
A. Higher compression ratios create higher temperature
B. Higher temperatures create higher compression ratios
C. low temperatures create higher compression ratios
D. Higher compression ratios create low temperatures
[单项选择]Which of the following operating procedures should be carried out immediately after any diesel engine is started?（）
A. Take all exhaust temperature reading
B. Check the sump oil level
C. Verify proper lube oil pressure
D. All of the above
[单项选择]After abandoning ship which action should be taken IMMEDIATELY upon entering a liferaft?（）
A. Open equipment pack
B. Issue anti-seasickness medicine
C. Cut painter and clear the ship
D. Dry the liferaft floor and inflate
[单项选择]Which publication should you check for complete information on Puget Sound weather conditions? （）
A. Sailing Directions
B. Light List
C. Coast Pilot
D. Chart of the area
[单项选择]The company should establish procedures by which（）receive relevant information on the safety management system in working language or language understood by them.
A. New personnel
B. The ship's personnel
C. Personnel transferred to new assignments
D. Visitor
[单项选择]Burning diesel oil should be treated as which class of fire?（）
A. Class "A"
B. Class "B"
C. Class "C"
D. Class "D"
[单项选择]Which emergency equipment should you keep near the towing bitts? （）
A. A self-contained breathing apparatus (SCBA)
B. A boat hook and a spanner wrench
C. A fire ax and/or cutting torch
D. A Stokes litter basket
