更多"Which of the following beneficial r"的相关试题:
[单项选择]Which of the following is not a factor which can interfere with the pulse of sound and cause a variation the depth reading?（）
A. salinity
B. temperature
C. the hydrostatic pressure
D. Vessel’s speed
[单项选择]Which can be prevented only by segregating two lots of cargo into separate holds? （）
A. Contamination of dry cargo by a wet cargo
B. Contamination of a clean cargo by a dirty cargo
C. Contamination of a food cargo by an odorous cargo
D. Overcarriage，overstowage，and short landing
[单项选择]What is the substance called which can readily be converted from a liquid into a vapor, and also from a vapor into liquid with a reasonably narrow range of pressure?（）
A. Refrigerator
B. Refrigerant
C. Cooling medium
D. Brine
[多项选择]Which can be done to secure the virtual terminal interfaces on a router?（）
A. Administratively shut down the interfaces.
B. Physically secure the interfaces.
C. Configure a virtual terminal password and login process.
D. Enter an access list and apply it to the terminal interfaces using the access-class command.
E. Create an access list and apply it to the terminal interfaces using the access-group command.
[单项选择]The shut off valve at the gasoline tank which can be operated from outside the tank space （）.
A. controls the amount of gasoline to the engine
B. shuts off the gasoline supply at the tank
C. is used if the gasoline tank leaks
D. All of the above
[单项选择]Oil is an important（）material which can be processed into many different products, including plastics.
A. uncovered
B. raw
C. fresh
D. crude
[单项选择]Which parameter can be tuned to affect the selection of a static route as a backup.when a dynamic protocol is also being used?（）
A. link bandwidth
B. hop count
C. link cost
D. administrative distance
E. link delay
[单项选择]Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
A. coastal breeze
B. sea breeze
C. land breeze
D. mistral
[单项选择]Which command can be used to verify the DLCI destination address in a Frame Relay static configuration?（）
A. show frame-relay end-to-end
B. show frame-relay map
C. show frame-relay lmi
D. show frame-relay pvc
[单项选择]Which command can be arouter to verify the layer 3 path to a host?（）
A. traceroute address
B. tracert address
C. ssh address
D. telnet address
[单项选择]Which command can be a router to verify the layer 3 path to a host?（）
A. traceroute address
B. tracert address
C. ssh address
D. telnet address
[多项选择]Which two devices can interfere with the operation of a wireless network because they operate on similar frequencies (Choose two.)（）。
A. copier
B. microwave oven
C. toaster
D. cordless phone
E. IP phone
F. AM radio
[多项选择]Which three approaches can be used while migrating from an IPV4 addressing scheme to an IPV6 scheme.（）
A. statically map IPV4 address to IPV6 addresses
B. configuration IPv4 tunnels between IPV6 islands
C. use DHCPv6 to map IPV4 addresses to IPV6 addresses
D. use proxying and translation to translate IPV6 packets into IPV4 packets
E. configure IPV6 directly
F. enable dual-stack routing
[单项选择]Which maintenance functions can a GMDSS Radio Operator perform（）.
A. The Operator can make fine internal adjustments to the transmitter as long as the output power does not change by more than one percent
B. The Operator is responsible for ensuring that INMARSAT antennas are free of built-up soot and clear of obstacles
C. All levels of maintenance must be performed by a licensed GMDSS Radio Maintainer
D. The Operator may install an EPROM in order to ensure that the equipment continues to operate within legal constraints
[单项选择]Which protocol can cause overload on a CPU of a managed device?（）
A. Netflow
B. WCCP
C. IP SLA
D. SNMP
[单项选择]Which command can be used from a PC to verify the connectivity between hosts that connect through a switch in the same LAN?（）
A. ping address
B. tracert address
C. traceroute address
D. arp address
