更多"Students should be encouraged to us"的相关试题:
[单项选择]The officer of the watch should use radar when appropriate and at all times in（）waters.
A. congesting
B. congested
C. congestion
D. congest
[单项选择]To extinguish an electrical fire, you should use （）.
A. mechanical foam
B. chemical foam
C. carbon dioxide
D. soda acid
[单项选择]Students should develop a good attitude （） tests.
A. for
B. with
C. on
D. towards
[单项选择]Which component should you use to reduce collision issues on a large LAN?（）
A. Host
B. Switch
C. Printer
D. Repeater
[单项选择]Which clause should you use to exclude group results?（）
A. WHERE
B. HAVING
C. RESTRICT
D. GROUP BY
E. ORDER BY
[单项选择]Which SELECT statement should you use to extract the year from the system date and display it in the format "1998"? （）
A. SELECT TO_CHAR(SYSDATE,'yyyy') FROM dual;
B. SELECT TO_DATE(SYSDATE,'yyyy') FROM dual;
C. SELECT DECODE(SUBSTR(SYSDATE, 8), 'YYYY') FROM dual;
D. SELECT DECODE(SUBSTR(SYSDATE, 8), 'year') FROM dual;
E. SELECT TO_CHAR(SUBSTR(SYSDATE, 8,2),'yyyy') FROM dual;
[单项选择]Which command should you use to verify what networks are being routed by a given OSPF process（）
A. show ip ospf
B. show ip route
C. show ip protocol
D. show ip ospfdatabase
E. None of the other alternatives apply
[简答题]What kind of questions should we ask our students when we want to give them a reason to read?
[单项选择]Which ARPA data should you use in order to determine if a close quarters situation will develop with a target vessel? （）
A. Set and drift of the current
B. Relative track information
C. Predicted time of CPA
D. Initial range of acquisition
[单项选择]When should you use distress flares and rockets?（）
A. Only when there is a chance of their being seen by rescue vessels
B. At half-hour intervals
C. At one-hour intervals
D. Immediately upon abandoning the vessel
[单项选择]Which command should an administrator use to view files and volume group backup information from a mksysb called server1.mksysb that is found in /backups?（）
A. lsmksysb -l /backups/server1.mksysb
B. showmksysb -f /backups/server1.mksysb
C. listvgbackup -f /backups/server1.mksysb
D. showvgbackup -l /backups/server1.mksysb
[单项选择]Which major J-Web menu should you use to upgrade the JUNOS soft ware on the router？（）
A. Monitor
B. Maintain
C. Diagnose
D. Configuration
[单项选择]Which command should an administrator use to put a system in maintenance mode without rebooting?（）
A. init 0
B. telinit m
C. shutdown -FM
D. sh /etc/rc.maint
[单项选择]On a bulk chemical carrier，water should NOT be used as an extinguishing agent to fight a fire if the water may come into contact with the chemical called（）.
A. acrylic acid
B. benzene
C. oleum
D. vinyl toluene
[单项选择]Lines or gear NOT in use should be（）.
A. conspicuously marked
B. stowed anywhere
C. left on deck
D. secured or stowed out of the way
[单项选择]How should you signal the crane operator to use the main hoist?（）.
A. Use one hand to give any miotion signal , and place the other hand motionless in front of the hand giving the motion signal
B. Extend arm with the thumb pointing up , and flex the fingers in and out for as long as the load movement is desired
C. First tap your elbow with one hand , and then proceed to use regular signals
D. First tap the top of your head with your first , and then proceed to use regular signals
[单项选择]It should be noted（）the use of synthetic mooring ropes able to produce sparks by their manipulation is absolutely forbidden on board petroleum tankers and LPG or LNG carriers, or any vessel carrying inflammable substances.
A. that
B. which
C. who
D. these
