CMS专题

多选题Which statements describe the capabilities of the DBMS_NETWORK_ACL_ADMIN package?（）AIt can be used to allow the access privilege settings for users but not roles.BIt can be used to allow the access privilege settings for users as well as roles.CIt can

题目
多选题
Which statements describe the capabilities of the DBMS_NETWORK_ACL_ADMIN package?（）
A

It can be used to allow the access privilege settings for users but not roles.

B

It can be used to allow the access privilege settings for users as well as roles.

C

It can be used to control the time interval for which the access privilege is available to a user.

D

It can be used to selectively restrict the access for each user in a database to different host computers.

E

It can be used to selectively restrict a user's access to different applications in a specific host computer.

参考答案和解析
正确答案： D,C
解析： 暂无解析
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相似问题和答案

第1题：

An ATM PVC is configured as atm pvc 1 0 101 aal5snap 256 128 100 .Which three statements describe the traffic management characteristics of this interface?()

A.A

B.B

C.C

D.D

E.E


参考答案：B, D, E

第2题：

A requirement is simply a statement of what the system must do or what characteristics it needs to have. Requirements evolve from broad statements of overall （ 71）from the system to detailed statements of the business capabilities that a system should support to detailed technical statements of the way in which the capabilities will be implemented in the new system. （72）focus on describing how to create the software product that will be produced from the project Nonfunctional requirements are primarily used in the design phase when decisions are made about the user interface, the hardware and software, and the system's underlying architecture. The system's physical and technical environments would be considered （73）. The speed, capacity, and reliability of the system belong to （74）.（75）describes that who has authorized access to the system under what circumstances.
(72）处应选？

A.User requirements
B.Business requirements
C.Function requirements
D.System requirements

答案：C
解析：
需求只是陈述了系统必须做什么或者系统需要有什么特性，需求来自于从系统总体（71）的广泛陈述到系统所支持业务能力的详细陈述，再到新系统能力实现中所采用方法的详细技术陈述。（72）致力于描述如何创建将在项目中产生的软件产品。非功能性需求主要在设计阶段中做出关于用户界面、硬件和软件，以及系统底层架构的决策时使用。系统的物理和技术环境将被看作一种（73）。系统的速度、能力和可靠性属于（74）。（75）描述了谁在什么情况下具有访问系统的权限。

(72) A.用户需求 B.业务需求

C.功能需求 D.系统需求

第3题：

●Which of the following statements describe(s)the properties of a purely segmented memory system? (73) ．

Ⅰ．It suffers from internal fragmentation

Ⅱ．It permits implementation of virtual memory

Ⅲ．It divides memory into units of equal size

(73) A．Ⅰ only

B．Ⅲ only

C．Ⅱ only

D．Ⅰ andⅢ


正确答案：C
【解析】略。

第4题：

Which two statements accurately describe an IBGP peering session?（） (Choose two.)

  • A、Peers are statically defined.
  • B、Peers exist within the same AS.
  • C、Peers must be directly connected to each other.
  • D、Peers advertise routes learned from other IBGP neighbors.

正确答案:A,B

第5题：

Which two of these statements best describe the benefits of WPAv2？ （Choose two.）（）

  • A、 SSID broadcast prevention
  • B、 man-in-the-middle attack protection
  • C、 cost reduction through software upgrades in all existing hardware
  • D、 dynamic key generation
  • E、 RF jamming prevention

正确答案:B,D

第6题：

Which of the following statements describe(s)the properties of a purely segmented memory system?(73).

Ⅰ. It suffers from internal fragmentation

Ⅱ. It permits implementation of virtual memory

Ⅲ. It divides memory into units of equal size

A．Ⅰ only

B．Ⅲ only

C．Ⅱ only

D．Ⅰand Ⅲ


正确答案：C

第7题：

A requirement is simply a statement of what the system must do or what characteristics it needs to have. Requirements evolve from broad statements of overall （71）from the system to detailed statements of the business capabilities that a system should support to detailed technical statements of the way in which the capabilities will be implemented in the new system. （ ）focus on describing how to create the software product that will be produced from the project Nonfunctional requirements are primarily used in the design phase when decisions are made about the user interface, the hardware and software, and the system's underlying architecture. The system's physical and technical environments would be considered （ ）. The speed, capacity, and reliability of the system belong to （ ）.（ ）describes that who has authorized access to the system under what circumstances.

（71）应选？

A.business needs
B.operation processes
C.technical specification
D.function components

答案：A
解析：
需求只是陈述了系统必须做什么或者系统需要有什么特性，需求来自于从系统总体（71）的广泛陈述到系统所支持业务能力的详细陈述，再到新系统能力实现中所采用方法的详细技术陈述。（72）致力于描述如何创建将在项目中产生的软件产品。非功能性需求主要在设计阶段中做出关于用户界面、硬件和软件，以及系统底层架构的决策时使用。系统的物理和技术环境将被看作一种（73）。系统的速度、能力和可靠性属于（74）。（75）描述了谁在什么情况下具有访问系统的权限。

(71) A.业务需求 B.操作流程

C.技术规范 D.功能组件

第8题：

Which of the following statements describe(s) the properties of a purely segmented memory system?

Ⅰ．It divides memory into units of equal size

Ⅱ．It permits implementation of virtual memory

Ⅲ．It suffers from internal fragmentation

A．Ⅰ only

B．Ⅱ only

C．Ⅲ only

D．Ⅰand Ⅲ


正确答案：B

第9题：

Which two statements complete a transaction? （）

  • A、DELETE employees;
  • B、DESCRIBE employees;
  • C、ROLLBACK TO SAVEPOINT C;
  • D、GRANT SELECT ON employees TO SCOTT;
  • E、ALTER TABLE employees SET UNUSED COLUMN sal;
  • F、SELECT MAX(sal) FROM employees WHERE department_id = 20;

正确答案:D,E

第10题：

While deploying a new application module, the software vendor ships the application software along with appropriate SQL plan baselines for the new SQLs being introduced. Which two statements describe the consequences?（）

  • A、The plan baselines can be evolved over time to produce better performance.
  • B、The newly generated plans are directly placed into the SQL plan baseline without being verified.
  • C、The new SQL statements initially run with the plans that are known to produce good performance under standard test configuration.
  • D、The optimizer does not generate new plans for the SQL statements for which the SQL plan baseline has been imported.

正确答案:A,C

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