A.The system is configuring a device.
B.A system initiated dump has started.
C.The system is varyingon a volume group.
D.The system is running an inbuilt self test.
第1题:
publicclassYikes{publicstaticvoidgo(Longn){System.out.println(”Long);}publicstaticvoidgo(Shortn){System.out.println(”Short);}publicstaticvoidgo(intn){System.out.println(”int);}publicstaticvoidmain(String[]args){shorty=6;longz=7;go(y);go(z);}}Whatistheresult?()
A.intLong
B.ShortLong
C.Compilationfails.
D.Anexceptionisthrownatruntime.
第2题:
4.—_________ Mike________ his homework in the evening?
—No,he doesn't.
A. Do;does
B. Does;do
C. Do;do
D. Does;does
第3题:
如何修改MySQL慢查询的时间阈值
A.修改全局变量long_query_time的值
B.修改mysql启动配置文件[mysqld]项里的long_query_time的值
C.修改全局变量long_query_io
D.修改全局变量innodb_lock_wait_timeout
第4题:
A.byte
B.long
C.char
D.float
E.Short
F.Long
第5题:
第6题:
【单选题】利用()可以取得系统当前时间(毫秒)。
A.System.getTime()
B.System.currentTimeMillis()
C.System.getDate()
D.System.time()