lift oars to vertical position，trim blades fore and aft with handles resting on the thwarts
complete the stroke，come to Oars，raise the oars smartly to the vertical，rest handles on footings and trim blades fore and aft
place oars in row locks directly from the boated position or from Stand by oars position
complete the stroke (when rowing in ahead motion)，raise the oars with crook of elbow to about 30 degrees，swing blades forward
第1题：
Which of the following is a valid method for defining a seed metric？（Choose all that apply.）（）
第2题：
kristin wants to build an action which exits the video form. the action will be avaiable only when the user is reading the document ,which one of the following accomplish this ? （）
第3题：
A vessel not under command sounds the same fog signal as a vessel ______.
A.engaged in towing
B.constrained by her draft
C.under sail
D.All of the above
第4题：
When an ASM instance receives a SHUTDOWN NORMAL command，what command does it pass on to all database instances that rely on the ASM instances disk groups？（）
第5题：
How would you grant the RVPC user access to specific RMAN database records in the RMAN virtual private catalog？（）
第6题：
What are two commands that can be used to configure MBGP for multicast？（）
第7题：
What are two commands that can be used to configure MBGP for multicast?（）
第8题：
Which two statements are true about bandwidth guarantee？（）
第9题：
You execute a command to resize a data file， sales.dbf， of size 200 MB in your database： ALTER DATABASE DATAFILE ’/remorse/sales.dbf’ RESIZE 150M； Which statement is true about this command（）
第10题：
Examine the following command: ALTER DISKGROUP data MOUNT FORCE; In which scenario can you use the above command to mount the disk group? （）