1, 2, 3, 3
1, 2, 2, 4
1, 2, 3, 3, 6
1, 2, 2, 5, 6
第1题:
有以下程序: # define f(x) (x*x) main() { int i1, i2; i1=f(8)/f(4); i2=f(4+4)/f(2+2); printf("% d, % d\n", i1, i2); } 程序运行后的输出结果是______。
A.64, 28
B.4, 4
C.4, 3
D.64, 64
第2题:
第3题:
Ai2:=i1*i2 div i1
Bi1:=i1/i2
Cr2:=3/5*sqr(r1*r2)
Dr1:=r2/i1
第4题:
两电阻相并联,已知R1/R2=1/2,则流入电阻的电流之比I1/I2、功率之比P1/P2分别是()。
第5题:
第6题:
A.REVOKE DROP ON t1 FROM PUBLIC
B.REVOKE UPDATE ON t1 FROM PUBLIC
C.REVOKE DELETE ON t1 FROM PUBLIC
D.REVOKE CONTROL ON t1 FROM PUBLIC
第7题:
第8题:
有以下程序:#include <stdio, h>#define f(x) (x * x)main ( ){ int i1 ,i2; i1 = f(8)/f(4) ;i2 =f(4 +4)/f(2 +2); printf("% d,% d\n" ,i1 ,i2);
A.64,28
B.4,4
C.4,3
D.64,64
第9题:
Given the following table definition: STOCK: item VARCHAR(30) status CHAR(1) quantity INT price DEC(7,2) If items are indicated to be out of stock by setting STATUS to NULL and QUANTITY and PRICE to zero, which of the following statements would be used to update the STOCK table to indicate that all the items whose description begins with the letter "S" are out of stock?()
第10题:
两个电阻R1、R2串联在电路中,则有()。