【简答题】在图1A—13中,画一条经过A点的,斜率为2的直线,并标注该直线为“1”。同时画一条斜率为—2的经过A点的直线,标注该直线为“2”。
【多选题】影响钻时的因素很多,主要包括( )及人为因素的影响。
【单选题】斜率为2的直线经过点A(3,5),B(a,7),C(一1,b)。则a,b的值分别为( )
【单选题】You create an Oracle 10g database and configure the SPFILE as follows: SGA_TARGET=2G DB_CACHE_SIZE=512M LOG_BUFFER=50M DB_KEEP_CACHE_SIZE=128M You modify the SGA_TARGET initialization paramet...
A.
only the auto-tuned memory components
B.
only the memory components that are not auto-tuned
C.
both the auto-tuned memory components and the non-auto-tuned memory components
D.
neither the auto-tuned memory components nor the non-auto-tuned memory components
【单选题】What does the DB_FLASHBACK_RETENTION_TARGET parameter configure?()
A.
An upper limit on how far you can flash back the database, depending on the information in the redo logs
B.
An upper limit on how far you can flash back the database, depending on the information in the undo tablespace
C.
The amount of time for which the flashback data is to be kept in the flash recovery area, provided that there is enough space
D.
The amount of time for which the flashback data is guaranteed to be kept in the undo tablespace, provided that there is enough space
【多选题】影响钻时的因素很多,主要包括 及人为因素的影响。
【单选题】斜率为 2 的直线经过点 A ( 3 , 5 ), B ( a , 7 ), C ( -1 , b ), 则实数 a , b 的值分别是 ( )
【单选题】Which parameter does not influence the activity in a biological test of analogs?
【单选题】which parameter is the maximum external noise voltage added to an input signal that does not cause an undesirable change in the circuit output?