单项选择题

A. Create a user called vip in the security realmB. Def……

What else must the developer do to ensure that the intended security goal is achieved（）？

A. Create a user called vip in the security realm
B. Define a group within the security realm and call it vip
C. Define a security-role named vip in the development descriptor
D. Declare a security-role-ref for vip in the deployment descriptor

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热门试题

多项选择题Whichtwoauthenticationmechanismsprovideweakerprotectionthanothermechanisms？（）

A. HTTP Basic Authentication
B. Form Based Authentication
C. HTTP Digest Authentication
D. HTTPS Client Authentication

多项选择题Whichthreeareguaranteedtobevalidfortheelementofawebapplicationdeploymentdescriptor？（）

A. FORM
B. DIGEST
C. NORMAL
D. ENCRYPTED
E. CLIENT-CERT

多项选择题Which the three EL expressions， inserted at line 15， are valid and evaluate to 3 ？（）

A. ${vals.2 }
B. ${vals ["2"]}
C. ${vals.index }
D. ${vals[index]}
E. ${vals} [index]
F. ${vals.（vals.index）}
G. ${vals[vals[index-1]]}

单项选择题GivenaJSPerrorpage，whichimplicitobjectreferstotheuncaughtThrowablethatresultedinthepagebeinginvoked？（）

A. Error
B. Exception
C. Throwable
D. Request error
E. Request exception

多项选择题Which two are true？（）

A. The function method must have the signaturepublic： String spin（）.
B. The method must be mapped to the logical name “spin” in the web.xml file.
C. The function method must have the signature：public String spinIt（）.
D. The function method must have the signature：public static String spin（）.
E. The function method must have the signature：public static String spinIT（）.
F. The function class must be named Spinner， and must be in the package com.example.