DDR RAM（Double Data Rate）
DDR RAM（Double Data Rate）
相关考题：
在下面的类定义中，横线处应填入的内容是 class Fred { public： void print(){cout＜＜data＜＜endl;} void setData(double d)(data=d;} static int count; private: double data; }； count=0; //静态数据成员的定义A．intB．static intC．int Fred::D．static int Fred::
In the modulation style. of PSK, if a kind of Modem's modulation rate is 3200baud and it's phase is 8, what is the data transfer rate of this kind of Modem ?A．14.4kbpsB．28.8kbpsC．9600bpsD．3200bps
阅读下列代码片段Class InterestTest________ActionListener{Public void actionPerformed (ActionEvent event) {Double interest = balance * rate/100;Balance += interest;Number Format format =Number Format.getCurrencyInstance ();System.out.printlb{ “ balance = ” +Formatter.format (balance)};}Private double rate;}在下划线处，应填的正确选项是A ） ImplementationB ） InneritanceC ） implementsD ） extends
阅读下面代码 class InterestTest ______ ActionListener { … public void actionPerformed(ActionEvent event) { double interest=balance * rate/100： balance+=interest： NumberFormat format=NumberFormat.getCurrencyInstance()； System.out.printlb("balance="+Formatter.format(balance))； } Private double rate； } 在下画线处，应填入的正确选项是A．implementationB．inheritanceC．implementsD．extends
名词:sram,ssram,sdram 名词IRQ,BIOS,USB,VHDL,SDR IRQ: Interrupt ReQuest BIOS: Basic inpu 名词:sram,ssram,sdram名词IRQ,BIOS,USB,VHDL,SDRIRQ: Interrupt ReQuestBIOS: Basic ｉｎｐｕｔ Output SystemUSB: Universal Serial BusVHDL: VHIC Hardware Description LanguageSDR: Single Data Rate压控振荡器的英文缩写(VCO)。动态随机存储器的英文缩写(DRAM)。名词解释，无聊的外文缩写罢了，比如PCI、ECC、DDR、interrupt、pipeline IRQ,BIOS, USB,VHDL,VLSI VCO(压控振荡器) RAM (动态随机存储器)，FIR IIR DFT(离散傅立叶变换 )或者是中文的，比如：a.量化误差 b.直方图 c.白平衡
在下面的类定义中，横线处应填入的内容是 class Fred { public: void print () { cout＜＜data＜＜end1;} void setData (double D) {data=d; static int count; private: double data; };______count=0; //静态数据成员的定义A．intB．static intC．int Fred::D．static int Fred::
名词:sram,ssram,sdram名词IRQ,BIOS,USB,VHDL,SDRIRQ: Interrupt ReQuestBIOS: Basic Input Output SystemUSB: Universal Serial BusVHDL: VHIC Hardware Description LanguageSDR: Single Data Rate压控振荡器的英文缩写(VCO)。动态随机存储器的英文缩写(DRAM)。名词解释，无聊的外文缩写罢了，比如PCI、ECC、DDR、interrupt、pipeline、IRQ,BIOS,USB,VHDL,VLSI VCO(压控振荡器) RAM (动态随机存储器)，FIR IIR DFT(离散傅立叶变换)或者是中文的，比如：a.量化误差 b.直方图 c.白平衡
Which function enforces logical data throughput rates that are below the actual physical line rate of a port?() A.rate limitingB.data policingC.classificationD.bandwidth limiting
The CPU does not have to look(66)all of RAM to find the spot it needs. But RAM only(67)the data temporarily. As soon as you switch the computer(68), all that information disappears from the RAM. When you switch the computer on again, the RAM is(69), and ready(70)a new program and new data.A．onB．throughC．forD．down upon
All data are stored in stacked semiconductor dynamic RAM memory boards; the information recorded，the（）rate，and the order in which the data are stored differ.A．receiving B．stacking C．sampling D．erasing
Which of the following RAM types is used if it is labeled as 4 GB PC1333?（）A、RAMBUSB、DDR3C、SDIMMD、SIM
A technician is performing a memory upgrade by installing an additional 1GB stick of DDR RAM into a system. When the installation is complete, the computer shows 2GB of RAM at POST; however, it now indicates a lower speed setting for the memory. Which of the following is the MOST likely cause?（）A、The newly installed RAM has a lower clock speed than the existing RAM.B、The CPU is not configured to work with the additional RAM.C、The system is incompatible with the new RAM.D、The new RAM is of lower quality, and not dependable at higher speeds.
设已定义浮点型变量data，以二进制代码方式把data的值写入输出文件流对象outfile中，正确的语句是（）A、outfile.write（（double*）data，sizeof（double））；B、outfile.write（（double*）data，data）；C、outfile.write（（char*）data，sizeof（double））；D、outfile.write（（char*）data，data）；
Which two statements are correct regarding multicast implementation using a WLAN controller (v5.2) and AP?（）A、Multicast traffic is sent out on Cisco APs at the highest mandatory data rate.B、Multicast traffic is sent out on Cisco APs at the highest supported data rate.C、On Cisco APs， multicast traffic and beacons are sent out at the same data rates to maintain a common cell size for normal data as well as multicast data.D、If there is more than one mandatory data rate， multicast traffic will be sent at the highest mandatory rate and beacons will be sent at the lowest mandatory rate.E、On Cisco APs， multicast traffic will be sent out at the highest data rate that a client can maintain with the AP.
Which two statements are true about the digital audio in a VoIP network？ （）A、 Standard encoding techniques create an uncompressed digital data rate of 4000 bps.B、 Standard encoding techniques create an uncompressed digital data rate of 8000 bps.C、 Standard encoding techniques create an uncompressed digital data rate of 64，000 bps.D、 Voice quality is not a concern if compression is not used.E、 Two methods of quantization are linear and logarithmic.F、 Two methods of compression are u-law and a-law.
Which of the following memory technologies doubles the amount of data obtained in a single memory access from 64-bits to 128-bits？（）A、SDRAMB、DDR RAMC、Interleaved memoryD、Online spare memory
A customer has purchased a triple channel memory kit containing three DDR3 RAM modules. Theserver the RAM is intended for only has a dual channel capable motherboard. Which of the following is the BEST action to perform？（）A、Install only two modules as the RAM has to be installed in pairsB、Purchase one additional RAM module to make it even. Three modules will function as triplechannel and the additional module will be for parityC、Purchase dual channel memory. The triple channel memory may be incompatible with theserver motherboardD、Install the RAM.Two modules will perform as dual channel and one as single channel
A customer wants to run VMWare ESX on an x445 with a large number of virtual machines running Windows 2003 Server as a Disaster Recovery （DR） Site for the production environment. Which of the following questions would most impact the memory configuration？（）A、What version of VMWare ESX Server is being considered？B、Do the systems currently use Double Data Rate （DDR） memory？C、What is the total number of processors installed in the production systems？D、What is the total amount of memory currently being used across all the production systems？
Which function enforces logical data throughput rates that are below the actual physical line rate of a port?（）A、rate limitingB、data policingC、classificationD、bandwidth limiting
Rate your level of proficiency with restoring and backing up Windows XP Professional， system state data， and user data.（）A、Very HighB、HighC、ModerateD、LowE、Very Low
单选题A technician is performing a memory upgrade by installing an additional 1GB stick of DDR RAM into a system. When the installation is complete, the computer shows 2GB of RAM at POST; however, it now indicates a lower speed setting for the memory. Which of the following is the MOST likely cause?（）AThe newly installed RAM has a lower clock speed than the existing RAM.BThe CPU is not configured to work with the additional RAM.CThe system is incompatible with the new RAM.DThe new RAM is of lower quality, and not dependable at higher speeds.
单选题Rate your level of proficiency with restoring and backing up Windows XP Professional， system state data， and user data.（）AVery HighBHighCModerateDLowEVery Low
多选题Which two statements are true about the digital audio in a VoIP network？ （）AStandard encoding techniques create an uncompressed digital data rate of 4000 bps.BStandard encoding techniques create an uncompressed digital data rate of 8000 bps.CStandard encoding techniques create an uncompressed digital data rate of 64，000 bps.DVoice quality is not a concern if compression is not used.ETwo methods of quantization are linear and logarithmic.FTwo methods of compression are u-law and a-law.