A.vpi 1 vci 200, vpi 3 vci 400
B.vpi 1 through 3, vci 200 through 400
C.vpi 1 vci 200 through 400, vpi 3 vci 200 through 400
D.vci 1 through 3, vpi 200 through 400
第1题:
下面都是对命令按钮控件Command1进行属性设置,其中不正确的是 ______。
A.Command1.Name="Command_Save"
B.Command1.Caption="保存(&S)"
C.Command1.Top=-100
D.Command1.Left=200
第2题:
针对以下的函数,那个函数调用不正确? def foo(arg1, arg2='test', arg3=100): print arg1, arg2, arg3
A.foo('where')
B.foo(arg2 = 'what', 10)
C.foo(arg1 = 'where', arg2 = 'what')
D.foo('where','what')
第3题:
针对以下的函数,正确的函数调用有哪些? def foo(arg1, arg2='test', arg3=100): print arg1, arg2, arg3
A.foo('where','what')
B.foo('where')
C.foo(arg1 = 'where', arg2 = 'what')
D.foo(arg2 = 'what', 10)
E.foo(arg = 'where')
第4题:
Given the following DDL and INSERT statements:CREATE VIEW v1 AS SELECT col1 FROM t1 WHERE col1 > 10; CREATE VIEW v2 AS SELECT col1 FROM v1 WITH CASCADED CHECK OPTION; CREATE VIEW v3 AS SELECT col1 FROM v2 WHERE col1 < 100; INSERT INTO v1 VALUES(5); INSERT INTO v2 VALUES(5); INSERT INTO v3 VALUES(20); INSERT INTO v3 VALUES(100);How many of these INSERT statements will be successful?()
A.0
B.1
C.2
D.3
第5题:
设有以下程序,其运行输出结果为? class Test{ Test(int i) { System.out.println("Test(" +i +")"); } } public class Q12 { static Test t1 = new Test(1); Test t2 = new Test(2); static Test t3 = new Test(3); public static void main(String[ ] args){ Q12 Q = new Q12(); } }
A.Test(1) Test(2) Test(3)
B.Test(3) Test(2) Test(1)
C.Test(2) Test(1) Test(3)
D.Test(1) Test(3) Test(2)