(a = = c)
(d = = c)
(b = = d)
(a = = b)
(b = = c)
(d == 10.0)
第1题:
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2题:
Given: 11.<% java.util.Map map = new java.util.HashMap(); 12.request.setAttribute("map", map); 13.map.put("a", "b"); 14.map.put("b", "c"); 15.map.put("c", "d"); %> 16.<%-- insert code here --%> Which three EL expressions, inserted at line 16, are valid and evaluate to "d"?()
第3题:
public static void main( String[] args ) { Integer a = new Integer(10); Integer b = new Integer(10); Integer c = a; int d = 10; double e = 10.0; } Which three evaluate to true?()
第4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5题:
public class Foo { private int val; public foo(int v) (val = v;) } public static void main (String [] args) { Foo a = new Foo (10); Foo b = new Foo (10); Foo c = a; int d = 10; double e = 10.0; } Which three logical expression evaluate to true?()
第6题:
Which three statements about subqueries are true? ()
第7题:
${not map.c}
${map.d or map.a}
${map.a and map.d}
${map.false or map.true}
${map.a and map.b or map.a}
第8题:
(a == Hello)
(a == b)
(a == c)
a.equals(b)
a.equals(d)
第9题:
${productID}
${param.productID}
${params.productID}
${params.productID[1]}
${paramValues.productID}
${paramValues.productID[0]}
第10题:
${vals.2}
${vals[2]}
${vals.index}
${vals[index]}
${vals}[index]
${vals[vals[index-1]]}
第11题:
The logical router can span across chassis.
The fabric and system controller module are shared by all logical routers.
Each logical router has a distinct fabric and system controller module
The logical router can share a route processor
The logical router cannot share a route processor
第12题:
${map.c}
${map[c]}
${map[c]}
${map.map.b}
${map[map.b]}
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 statement is true about logical units?()
第15题:
Integer i = new Integer (42); Long 1 = new Long (42); Double d = new Double (42.0); Which two expressions evaluate to True?()
第16题:
Given: 11.<% java.util.Map map = new java.util.HashMap(); 12.request.setAttribute("map", map); 13.map.put("a", "true"); 14.map.put("b", "false"); 15.map.put("c", "42"); %> Which three EL expressions are valid and evaluate to true?()
第17题:
Which statement is true regarding the COALESCE function?()
第18题:
(a == c)
(d == e)
(b == d)
(a == b)
(b == c)
(d == 10.0)
第19题:
${product ID}
${param.productID}
${params.productID}
${params.productID[1]}
${paramvalues.productID}
${paramValues.productID[0]}
${pageContext.request.productID}
第20题:
(a ==c)
(d ==e)
(b ==d)
(a ==b)
(b ==c)
(d ==10.0)
第21题:
${map.c}
${map[c]}
${map[c]}
${map.map.b}
${map[map.b]}
第22题:
(i = = l)
(i = = d)
(d = = l)
(i.equals(d))
(i.equals(i))
(i.equals(42))
第23题:
(a = = c)
(d = = c)
(b = = d)
(a = = b)
(b = = c)
(d == 10.0)
第24题:
(i ==1)
(i == d)
(d == 1)
(i.equals (d))
(d.equals (i))
(i.equals (42))