You have the following requirements in relation to the detection of block corruption for your database instance:<br /> 1. Check for logical self-consistency of data blocks when modified in memory.<br /> 2. Checksums are calculated before and after the block change.<br /> 3. Checks are performed for the lost writes to the physical standby database.<br /> Which method would help you perform the above checks automatically? （）..

第1题

[] You executed the following commands in a database session: What could have caused the recycle bin to clean up?（） You executed the following commands in a database session: What could have caused the recycle bin to clean up?（）

A、A. There is demand for space from the new table B、B. The undo tablespace does not have sufficient free space C、C. The new table name is the same as the table name in the recycle bin D、D. The temporary tablespace that is assigned to you does not have sufficient free space

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第2题

[单选题] You executed the following commands in a database session: What could have caused the recycle bin to clean up?（）

A、There is demand for space from the new table从 B、The undo tablespace does not have sufficient free space C、The new table name is the same as the table name in the recycle bin D、The temporary tablespace that is assigned to you does not have sufficient free space

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第3题

[单选题] You have a Class C network, and you need ten subnets. You wish to have as many addresses available for hosts as possible. Which one of the following subnet masks should you use?（）

A、255.255.255.192 B、255.255.255.224 C、255.255.255.240 D、255.255.255.248 E、None of the above

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第4题

[] You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You perform a normal backup of Server1 every Saturday. You need to implement a backup strategy for Server1 to meet the following requirements: ·Minimize the time required to back up files. ·On weekdays, back up files that have changed since the last backup. Which type of backup should you perform on weekdays? （） You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You perform a normal backup of Server1 every Saturday. You need to implement a backup strategy for Server1 to meet the following requirements: ·Minimize the time required to back up files. ·On weekdays, back up files that have changed since the last backup. Which type of backup should you perform on weekdays? （）

A、A.copy B、B.daily C、C.differential D、D.incremental

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第5题

[] You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You perform a normal backup of Server1 every Saturday. You need to implement a backup strategy for Server1 to meet the following requirements: ·Minimize the time required to restore files. ·On weekdays, back up only files that have changed since the Saturday backup. Which type of backup should you perform on weekdays?（） You have a server named Server1 that runs Windows Server 2003 Service Pack 2 (SP2). You perform a normal backup of Server1 every Saturday. You need to implement a backup strategy for Server1 to meet the following requirements: ·Minimize the time required to restore files. ·On weekdays, back up only files that have changed since the Saturday backup. Which type of backup should you perform on weekdays?（）

A、A.copy B、B.daily C、C.differential D、D.incremental

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第6题

[单选题] You have a computer that runs Windows Vista. You run ipconfig /release from the command prompt and receive the following error message: “The requested operation requires elevation.” You need to release the IP address for the computer. What should you do?（）

A、A B、B C、C D、D

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第7题

[单选题] A customer reports the optical drive is no longer responding. Which of the following questionsshould be asked FIRST?（）

A、“Did you log in with an administrator account?” B、“Have you been to any inappropriate websites?” C、“What have you changed since the optical drive worked properly?” D、“What has changed since the optical drive worked properly?”

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第8题

[单选题] You have a computer that runs Windows Vista. You need to configure the computer to meet the following requirements: ·You must be able to make configuration changes remotely. ·You must be able to make the changes without the permission of the locally logged-on user. What should you do?（）

A、A B、B C、C D、D

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第9题

[单选题] THE MASTER OR AN OFFICER SHOULD HANDING OVER THE WATCH SHOULD SAY（）.

A、I NOW HAVE THE WATCH. B、I NOW HAVE THE CONN. C、YOU NOW HAVE THE WATCH. D、YOU NOW HAVE THE CONN.

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第10题

[] You have a stand-alone server that runs Windows Server 2003 Service Pack 2 (SP2). You attempt to log on to the server by using the Administrator account and receive the following error message. You need to log on to the server by using the Administrator account. What should you do first? （） You have a stand-alone server that runs Windows Server 2003 Service Pack 2 (SP2). You attempt to log on to the server by using the Administrator account and receive the following error message. You need to log on to the server by using the Administrator account. What should you do first? （）

A、A. Restart the server in Safe mode. B、B. Restart the server by using the Last Known Good Configuration option. C、C. Log on to another stand-alone server as an Administrator. D、D. Log on to the server by using an account that is a member of the Power Users group.

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