Combination Locks、SSPD、P/L的意思是（）
Combination Locks、SSPD、P/L的意思是（）
相关考题：
在有头结点的单链表L中,向表头插入一个由指针p指向的结点,则执行()。 A.L=p;p->next=L;B.p->next=L;L=p;C.p->next=L;p=L;D.p->next=L->next;L->next=p;
What is true regarding InnoDB locking?() A.InnoDB uses row and table-level locks, but row locks are not escalatesB.InnoDB locks only those rows that are updatedC.InnoDB only uses row locks, not page or table-level locksD.InnoDB row locks may be escalated to page or table-level locksE.InnoDB uses row-level or table-level locks depending on the number of rows affected
已知文法G2=(VT={a，'，'，(,)}，VN={S，L)，S,P)，其中P为 S→(L)|a L→-L，s|s 与G2等价的不含左递归规则的文法是(29)。A．G21=(VT={a，'，'，(,)}，VN={S，L}，S，P)，其中P为 S→(L)|a L→S，S|SB．G22=(VT＜a，'，'，(,)}，VN={S，L，L'}，S，P)，其中P为 S→(L)|a L→SL' L'→SL'|εC．G23=(VT{a，'，'，(,)}，VN={S，L，L'}，S，P)，其中P为 S→(L)|a L→SL' U→,SL'|εD．G24=(VT=(a，'，'，(,)}，VN=＜S，L，L'}，S，P)，其中P为 S→(L)|a L→SL' L→SL'|S
Onboard a Ro-Ro vessel many decks are used for the carriage of both rolling and container cargoes，as such it is most useful if a deck socket accepts both ______．A.Twist-Locks and lashing hooksB.Container locks and bridge fittingsC.Bridge fittings and lashing hooksD.Twist-locks and container locks
对于概率P（A∪B）的意思是（ ）。A.P（A∪B）=P（A）+P（B）-P（A∩B）B.P（A∪B）=P（A）+P（B）-P（AB）C.P（A∪B）=P（A）+P（B）+P（A∩B）D.P（A∪B）=P（A）+P（B）+P（AB）
对于概率P（A∪B）的意思是（ ）。A：P（A∪B）=P（A）+P（B）-P（A∩B）B：P（A∪B）=P（A）+P（B）-P（AB）C：P（A∪B）=P（A）+P（B）+P（A∩B）D：P（A∪B）=P（A）+P（B）+P（AB）
How does DB2 protect the integrity of indexes when data is updated?（）A、Locks are acquired on the data.B、Locks are acquired on index keys.C、Locks are acquired on index pages.D、Locks are acquired on index pointers.
What is true regarding InnoDB locking?（）A、InnoDB uses row and table-level locks, but row locks are not escalatesB、InnoDB locks only those rows that are updatedC、InnoDB only uses row locks, not page or table-level locksD、InnoDB row locks may be escalated to page or table-level locksE、InnoDB uses row-level or table-level locks depending on the number of rows affected
Which two statements describe good practices for an application developer to reduce lockingconflicts in Oracle database（）A、Avoid coding unnecessary long-running transactions.B、Allow the database to handle locks in default locking mode.C、Always explicitly code the locks as per the requirement of the application.D、Allow escalation of row locks to block locks if too many row locks cause problem.
单选题What is true regarding InnoDB locking?（）AInnoDB uses row and table-level locks, but row locks are not escalatesBInnoDB locks only those rows that are updatedCInnoDB only uses row locks, not page or table-level locksDInnoDB row locks may be escalated to page or table-level locksEInnoDB uses row-level or table-level locks depending on the number of rows affected
单选题What is the best way to revise sentence 4 (reproduced below)?Safe but not boring, a good combination.A(As it is now)BSafe but not boring. A good combination.CIt’s safe but not boring, which is a good combination.DIt’s safe but not boring; therefore it was a good combination.ESafe but not boring and a good combination.
单选题钮锁、拉杆、桥锁、桥板是用于绑扎集装箱的工具。（）ALashing bars, twist locks, bridge plates and bridge fittings are tools used for lashing containers.BTwist locks, bridge plates, bridge fittings and lashing bars are tools used for lashing containers.CTwist locks, lashing bars, bridge fittings and bridge plates are tools used for lashing containers.DLashing bars, bridge fittings, bridge plates and twist locks are tools used for lashing containers.