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[单选题]

一批面粉全部用来做面包可以做400个，全部用来做馒头可以做300个。现在加工面包、馒头和蛋糕各40个，恰好用去全部面粉的1/2。剩下的面粉全部用来做蛋糕，还可以做多少个？()

A.85

B.80

C.75

D.70

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更多“一批面粉全部用来做面包可以做400个，全部用来做馒头可以做300个。现在加工面包、馒头和蛋糕各40个，”相关的问题

第1题

Which of the following database objects can be used to raise an error if a table is updated?()

A.Package

B.Trigger

C.Stored Procedure

D.Informational Constraint

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第2题

Company.comrecentlyupdatedtheprogramsusedinanHACMPpre-event.TheprocedureInvolvedcopingthen

ewcodeovertheoldcodeintheappropriatedirectoryononeofthenodesasindicatedbytheHACMPevententry.Theclusterwassynchronized.Duringafallovertest，thebackupsystemdidnotbehaveasexpected.Whatisthemostlikelyproblem？（）

A.Thenewpre-eventprogramwasnodelockedtoahostname

B.Thenewpre-eventprogramwasnotmadeexecutableonalnodes.

C.Thenewpre-eventprogramwasnotcompatiblewiththebackupmachine.

D.Thenewpre-eventprogramwasnotpropagatedtoallthenodesinthecluster.

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第3题

Which of the following is a characteristic of a schema?()

A.Foreign key references cannot cross schema boundaries.

B.A DB2 user must be created before a schema with the same name can be created.

C.If no schema is specified when an object is created, the default schema PUBLIC is used.

D.A schema enables the creation of multiple objects in a database without encountering namespace collisions.

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第4题

DuringareviewofenvironmentalrequirementsbeforeorderinganIBMSystemz9serverandIBMSystemStorageDS8700,thecustomerstatesthattheavailablepoweris220voltsAC.WhichfeatureshouldbeincludedwiththeDS8700order()

A.LowVoltage

B.HighVoltage

C.RemoteSystemzPowerControl

D.BatteryAssembly

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第5题

WhichDHCPallocationmethodallowsautomaticreuseofanaddressthatisnolongerneededbythelienttowhichitwasassigned?()

A.Automatic

B.Dynamic

C.Reuse

D.Manual

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第6题

Which of the following scenarios will ensure that the value of the NEXT_STEPNO column in a given row of table TABLEX exists as a value of column STEPNO (usually in another row) in the same table?()

A.Define a UNIQUE constraint on the columns NEXT_STEPNO and STEPNO.

B.Define a CHECK constraint on the NEXT_STEPNO column (NEXT_STEPNO = STEPNO).

C.Define column STEPNO as the primary key of TABLEX and column NEXT_STEPNO as a foreign key referencing column STEPNO of the same table.

D.Define column NEXT_STEPNO as the primary key of TABLEX and column STEPNO as a foreign key referencing column NEXT_STEPNO in the same table.

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第7题

这是一款面向中高端的磁带库产品,具有超强的扩展能力,最多可配置18个磁带驱动器,请根据以上描述判断这是那一款磁带库产品()

A.TS3310

B.TS3500

C.TS3400

D.TS3200

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第8题

An application needs to store a 5 MB JPEG image in a DB2 table. Which data type should be specified for the column that will be used for storing the image?()

A.GRAPHIC

B.BINARY

C.IMAGE

D.BLOB

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第9题

WhatareminimumandmaximumnumberofextentpoolsonanIBMSystemStorageDS8800with64physicaldisks()

A.theminimumis1andthemaximumis8

B.theminimumis2andthemaximumis8

C.theminimumis2andthemaximumis16

D.theminimumis1andthemaximumis64

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第10题

DS8000系列磁盘阵列具体下面的功能:()

A.存储分区功能

B.弹性的扩展能力

C.增强了地址范围、逻辑卷池、光纤交换磁盘通道灵活应对客户商业需求

D.以上所有

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