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目前主流工作站的内存为ECC（Error Checking and Correcting）内存。ECC并非像常见的PC133，DDR400那样是内存的传输标准的简称。它最重要的特点是（）
- A、速度快
- B、价格便宜
- C、具有错误校验和纠错功能
- D、位宽大
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试题3关于工作站的描述中，正确的是（ ）。A．RISC加UNIX曾是专业工作站主流B．RISC加Windows曾是PC工作站主流C．图形工作站不支持OpenGL标准D．工作站按体系结构分为CISC和VLIM两种
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The DB_BLOCK_CHECKING initialization parameter is set to OFF.Which block checking would be performed?()
A. The Oracle database will perform block checking for the index blocks onlyB. The Oracle database will not perform block checking for any of the data blocksC. The Oracle database will perform block checking for the default permanent tablespace onlyD. The Oracle database will perform block checking for the data blocks in all user tablespacesE. The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only
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At which layer of the OSI model does error checking occur with IPv6?()
A. Layer 2B. Layer 3C. Layer 4D. Layer 7
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What does ECC stand for?()
A. Error-Checking CodeB. Extended-Checking CodeC. Error-Correction CodeD. Enhanced-Correction Code
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One type of frame switching uses low－latency forwarding and then switches to a higher－latency error checking mode when an error threshold is exceeded. What is the name of this frame switching mode?()
A. store and forwardB. fragment-freeC. adaptive cut-throughD. fast-forward
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（）技术是IBM公司为解决目前服务器内存中（）技术不足而开发的一种新的ECC内存保护标准。A、对称多路技术；ECC技术B、ECC技术；Chipkill技术C、Chipkill；ECC技术D、网络存储技术；ECC技术
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One type of frame switching uses low-latency forwarding and then switches to a higher-latency error checking mode when an error threshold is exceeded. What is the name of this frame switching mode?（）A、store and forwardB、fragment-freeC、adaptive cut-throughD、fast-forward
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What does ECC stand for?（）A、Error-Checking CodeB、Extended-Checking CodeC、Error-Correction CodeD、Enhanced-Correction Code
考题
The DB_BLOCK_CHECKING initialization parameter is set to FALSE. What level of block checking would be performed？（）A、 The Oracle database will not perform block checking for any of the data blocks.B、 The Oracle database will perform block checking for the default permanent tablespace only. C、 The Oracle database will perform block checking for the data blocks in all user tablespaces.D、 The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only.E、 The Oracle database will perform block checking for the data blocks in the SYSTEM and SYSAUX tablespaces.
考题
The DB_BLOCK_CHECKING initialization parameter is set to OFF. Which block checking would be performed？（） A、 The Oracle database will perform block checking for the index blocks onlyB、 The Oracle database will not perform block checking for any of the data blocksC、 The Oracle database will perform block checking for the default permanent tablespace onlyD、 The Oracle database will perform block checking for the data blocks in all user tablespacesE、 The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only
考题
单选题目前主流工作站的内存为ECC（Error Checking and Correcting）内存。ECC并非像常见的PC133，DDR400那样是内存的传输标准的简称。它最重要的特点是（）A
速度快B
价格便宜C
具有错误校验和纠错功能D
位宽大
考题
单选题（）技术是IBM公司为解决目前服务器内存中（）技术不足而开发的一种新的ECC内存保护标准。A
对称多路技术；ECC技术B
ECC技术；Chipkill技术C
Chipkill；ECC技术D
网络存储技术；ECC技术
考题
单选题One type of frame switching uses low-latency forwarding and then switches to a higher-latency error checking mode when an error threshold is exceeded. What is the name of this frame switching mode?（）A
store and forwardB
fragment-freeC
adaptive cut-throughD
fast-forward
考题
单选题The DB_BLOCK_CHECKING initialization parameter is set to OFF. Which block checking would be performed？（）A
The Oracle database will perform block checking for the index blocks onlyB
The Oracle database will not perform block checking for any of the data blocksC
The Oracle database will perform block checking for the default permanent tablespace onlyD
The Oracle database will perform block checking for the data blocks in all user tablespacesE
The Oracle database will perform block checking for the data blocks in the SYSTEM tablespace only
考题
单选题What does ECC stand for?（）A
Error-Checking CodeB
Extended-Checking CodeC
Error-Correction CodeD
Enhanced-Correction Code
考题
多选题Which three statements describe the User Datagram Protocol (UDP)?（）AUDP provides delivery notification and error checking mechanisms.BUDP is faster than the Transmission Control Protocol (TCP).CUDP application examples include DNS and VoIP.DUDP is an application layer protocol.EUDP uses a best effort delivery approach.
考题
单选题At which layer of the OSI model does error checking occur with IPv6?（）A
Layer 2B
Layer 3C
Layer 4D
Layer 7
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