Examine the command: SQL> ALTER USER skd ACCOUNT LOCK; Which

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Examine the command: SQL> ALTER USER skd ACCOUNT LOCK; Which two statements are true after the command is executed()
A

The SKD user cannot log in to the database instance.

B

The objects owned by the SKD user are not accessible to any user.

C

The other users can access the objects owned by the SKD user, on which they have access.

D

The password for the SKD user expires and the user is forced to change the password at the next log in

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相似问题和答案

第1题:

更改oracle用户HR,使其变为不可用(锁定)状态()

  • A、UPDATE  USER  HR  ACCOUNT  DISABLE
  • B、UPDATE  USER  HR  ACCOUNT  LOCK
  • C、ALTER USER  HR  ACCOUNT  DISABLE
  • D、ALTER USER  HR  ACCOUNT  LOCK

正确答案:D

第2题:

Examine the command: SQL> ALTER USER skd ACCOUNT LOCK; Which two statements are true after the command is executed()

  • A、The SKD user cannot log in to the database instance.
  • B、The objects owned by the SKD user are not accessible to any user.
  • C、The other users can access the objects owned by the SKD user, on which they have access.
  • D、The password for the SKD user expires and the user is forced to change the password at the next log in

正确答案:A,C

第3题:

在oracle数据库中,执行下面的命令 SQL> ALTER USER skd ACCOUNT LOCK; 有关执行结果下面那两项描述正确?()

A.SKD 用户的对象不能被任何用户访问

B.用户SKD 密码过期,在下次登陆时强制用户修改密码

C.用户SKD 不能登陆数据库实例

D.其它用户可以访问SKD 用户的对象,当用户已经在访问对象的时候


答案:CD

第4题:

Examine the following ALTER command: SQL> ALTER DISKGROUP dgroup1 UNDROP DISKS; What is the purpose of the command?()

  • A、It cancels all pending disk drops within the disk group
  • B、It restores disks that are being dropped as the result of a DROP DISKGROUP operation
  • C、It mounts disks in the disk group for which the drop-disk operation has already been completed
  • D、It restores all the dropped disks in the disk group for which the drop-disk operation has already been completed
  • E、It adds previously dropped disks back into the disk group

正确答案:A

第5题:

To allocate another role to a user, which command is most appropriate?()

  • A、ALTER USER 
  • B、ALTER DATABASE 
  • C、ALTER SYSTEM 
  • D、GRANT

正确答案:D

第6题:

在oracle数据库中,执行下面的命令SQL>ALTER USER skd ACCOUNT LOCK;有关执行结果下面那两项描述正确?()

  • A、SKD用户的对象不能被任何用户访问
  • B、用户SKD密码过期,在下次登陆时强制用户修改密码
  • C、用户SKD不能登陆数据库实例
  • D、其它用户可以访问SKD用户的对象,当用户已经在访问对象的时候

正确答案:C,D

第7题:

Examine the following steps performed on a database instance: 1. The DBA grants the CREATE TABLE system privilege to the SKD user with ADMIN OPTION. 2. The SKD user creates a table. 3. The SKD user grants the CREATE TABLE system privilege to the HR user. 4. The HR user creates a table. 5. The DBA revokes the CREATE TABLE system privilege from SKD.  Which statement is true after step 5 isperformed()

  • A、The table created by SKD is not accessible and SKD cannot create new tables.
  • B、The tables created by SKD and HR remain, but both cannot create new tables.
  • C、The table created by HR remains and HR still has the CREATE TABLE system privilege.
  • D、The table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.

正确答案:C

第8题:

假设数据库中创建了一个用户test,状态为锁定状态,需要使用SQL语句解除锁定,可以使用如下()语句。

A.ALTER USER test ACCOUNT

B.ALTER USER test NOLOCK

C.ALTER USER test ACCOUNT NOLOCK

D.ALTER test ACCOUNT NOLOCK


参考答案:C

第9题:

假设数据库中创建了一个用户test,状态为锁定状态,需要使用SQL语句解除锁定,可以使用如下()语句。

  • A、ALTER USER test ACCOUNT
  • B、ALTER USER test NOLOCK
  • C、ALTER USER test ACCOUNT NOLOCK
  • D、ALTER test ACCOUNT NOLOCK

正确答案:C

第10题:

User A issues the command: LOCK TABLES pets READ; Which command can User B execute against the pets table?()

  • A、UPDATE pets…
  • B、SELECT….FROM pets
  • C、INSERT INTO pets…
  • D、ALTER TABLE pets…

正确答案:B

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