Which expressions will evaluate to true if preceded by the following code?() String a = "hello"; String b = new String(a); String c = a; char[] d = { ’h’, ’e’, ’l’, ’l’, ’o’ };
第1题:
We hope that you wil look()the cause of the defective goods.
第2题:
Which statement is false?()
第3题:
Given a web application in which the request parameter product ID contains a product identifier.Which two EL expressions evaluate the value of the product ID?()
第4题:
Given the following two AS path regular expressions: "65000+ (65001|65002)" "65000(65001|65002){0,}" Which AS path matches both regular expressions?()
第5题:
3y
12y
30y
第6题:
${map.c}
${map[c]}
${map[c]}
${map.map.b}
${map[map.b]}
第7题:
an +l
a2n
an+2
a3n
an+4
第8题:
${product ID}
${param.productID}
${params.productID}
${params.productID[1]}
${paramvalues.productID}
${paramValues.productID[0]}
${pageContext.request.productID}
第9题:
Ⅰ and II only
Ⅰ, Ⅱ and Ⅲ
Ⅰ only
Ⅲ only
None
第10题:
65000 65001 65002
65000 65002
65001 65000
65001 65002
第11题:
(a == Hello)
(a == b)
(a == c)
a.equals(b)
a.equals(d)
第12题:
Facial expressions.
Gestures.
Voices.
The blackboard.
第13题:
Given a web application in which the request parameter productID contains a product identifier. Which twoEL expressions evaluate the value of the productID?()
第14题:
Which of the following statements is TRUE about the reorgvg command?()
第15题:
Given the two AS path regular expressions: "65000+ (65001|65002)" "65000+ (65001|65002){0,}" Which AS path matches both expressions?()
第16题:
Which statement is true regarding the COALESCE function?()
第17题:
xy
(x+1)y
x(y+1)
第18题:
65000 65001 65002
65000 65002
65001 65000
65001 65002
第19题:
(a = = c)
(d = = c)
(b = = d)
(a = = b)
(b = = c)
(d == 10.0)
第20题:
char str[];
char str[][];
String str[];
String str[10];
第21题:
${productID}
${param.productID}
${params.productID}
${params.productID[1]}
${paramValues.productID}
${paramValues.productID[0]}
第22题:
${map.c}
${map[c]}
${map[c]}
${map.map.b}
${map[map.b]}
第23题:
Reading aloud the dialogue on page 24.
Writing a party invitation to your friends.
Translating the first paragraph into Chinese.
Making sentences with the expressions given.
第24题:
It can have a maximum of five expressions in a list
It returns the highest NOT NULL value in the list for all rows
It requires that all expressions in the list must be of the same data type
It requires that at least one of the expressions in the list must have a NOT NULL value