chapter 4  copying creating and converting data and finding bad data

... Back up and restore an Active Directory database • Use volume shadow copies Chapter 4: BACKING UP AND RESTORING DATA BACKING UP DATA • Why we back up data? • Why we need to back up data? Chapter ... Chapter 4: BACKING UP AND RESTORING DATA BACKUP SOLUTION • • • • Backup hardware Backup medium Backup software Data to be backed up Chapter 4: BACKING UP AND RESTORING DATA BACKUP HARDWARE • ... UP AND RESTORING DATA AUTOCHANGERS • Reduce the need for manual intervention in backups • Allow you to back up more data • Preserves investment in media Chapter 4: BACKING UP AND RESTORING DATA...

Ngày tải lên: 01/08/2014, 07:20

... Refer to prior labs on configuring Serial and Ethernet interfaces and making changes to configurations if you need help b What is the clock rate to be set to and which interface is it set on? ... to use the no shutdown command on all interfaces? Step Gather information about the routers interfaces a Enter show interface command at either the user exec ... updates received on the local router a Enter show cdp neighbors command at the router prompt b Fill in the following table: Device and Port ID Local Interface Hold Time Capability Platform Upon completion...

Ngày tải lên: 05/11/2013, 12:15

... with 25 molecules of O2 to form 16 molecules of CO2 and 18 molecules of H2O moles of C8H18 react with 25 moles of O2 to form 16 moles of CO2 and 18 moles of H2O mol C8H18 : 25 mol O2 : 16 mol ... McGraw Hill O + H H O + O H H 11 Limiting and Excess Reactants in the Combustion of Methane CH4(g) + O2(g) → CO2(g) + H2O(g) • If we have molecules of CH4 and molecules of O2, which is the limiting ... molecules O × = 10 molecules CO 2 molecules O molecules CH × 13 Example 4.4 Finding Limiting Reactant, Theoretical Yield, and Percent Yield Example: • When 28.6 kg of C are allowed to react with...

Ngày tải lên: 28/11/2013, 01:11

Ngày tải lên: 17/12/2013, 15:18

... right, and the height by subtracting the top from the bottom On the main monitor, the left and top fields of the BRect returned by Frame() are 0, so the right and bottom fields provide the width and ... Windows, Views, and Messages from within a MyHelloApplication member function, and that a window has already been created and a reference to it stored in the MyHelloApplication data member fMainWindow: ... parameters (look and feel) in place of the one type parameter discussed above The separate look and feel parameters provide a means of more concisely stating just how a window is to look and behave...

Ngày tải lên: 26/01/2014, 07:20

... Operating Systems and File Management 19 Handheld Operating Systems Chapter 4: Operating Systems and File Management 20 SECTION File Basics C File Names and Extensions File Directories and Folders ... value of your data, your current equipment, and your budget Chapter 4: Operating Systems and File Management 44 Backup Basics Chapter 4: Operating Systems and File Management 45 Data File Backup ... Operating Systems and File Management User Interfaces The combination of hardware and software that helps people and computers communicate with each other Chapter 4: Operating Systems and File Management...

Ngày tải lên: 06/03/2014, 09:21

... 22 © 2009 Windows Common Dialog Boxes (dlg prefix) • Predefined standard dialog boxes for: – – – – File Open and Saving Printing and Previewing Color selection Font selection • Add the Common Dialog ... tip p 204) • Enabled, True/False • Visible, True/False 4- 16 © 2009 Menu Design Standards • Follow the industry standards for Windows for names, order/location, access keys, shortcut keys • Basic ... Information • Code must be written to retrieve and use the choices made by the user in the Common dialog • Example – Color Dialog displayed – User selects color and clicks OK – Code must be written to...

Ngày tải lên: 13/05/2014, 11:31

... multiply, we must take the two significant sets of digits (6.25 and 3.6) and multiply them together; and we need to take the two powers-of-ten and multiply them together Taking 6.25 times 3.6, we get ... pair of digits in the upper-right hand corner of the display, and are visible only in the "scientific" and "engineering" modes The difference between "scientific" and "engineering" display modes ... multiplication, we can handle the significant digits and powers-of-ten in separate steps (remember that you subtract the exponents of divided powers-of-ten): (2.25 / 6.25) x (1022 / 1018) And the answer...

Ngày tải lên: 09/08/2014, 13:21

... responsibilities of managers • Economic and legal Responsibility to make a profit and obey the law (invisible hand, hand of government, hand of management) • Ethical and discretionary Ethical behaviour ... perspectives: invisible hand, hands of government and management – Social responsibilities of managers – Social stakeholders: shareholders, employees, customers, local and international community, ... corporation can be summed up as ‘make profits and obey the law’ • Hand of government A view holding that the interests of society are best served by having the law and political process guide the corporation’s...

Ngày tải lên: 22/05/2016, 14:23

... of entities, and label the line with the relationship verb This is the initial ER diagram for the logical data model Answer in v04_1609a_act42-1.bmp Activity 4.2: Creating a Logical Data Model ... 18 Activity 4.2: Creating a Logical Data Model Exercise 1: Identifying Relationships Between Entities In this exercise, you ... Model Exercise 2: Determining Cardinality and Existence In this exercise, you will use the syntax discussed in the module to identify the cardinality and existence characteristics of each of the...

Ngày tải lên: 21/12/2013, 06:16

... DataRelation(string dataRelationName, DataColumn[] parentDataColumns, DataColumn[] childDataColumns) DataRelation(string dataRelationName, DataColumn parentDataColumn, DataColumn childDataColumn, bool ... of your DataRelation parentDataColumn and parentDataColumnsare the DataColumn objects in the parent DataTable childDataColumn and childDataColumns are the DataColumn objects in the child DataTable ... program Creating the DataRelation The DataRelation constructor is overloaded as follows: DataRelation(string dataRelationName, DataColumn parentDataColumn, DataColumn childDataColumn) DataRelation(string...

Ngày tải lên: 26/01/2014, 07:20

... SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter(); mySqlDataAdapter.SelectCommand = mySqlCommand; DataSet myDataSet = new DataSet(); mySqlConnection.Open(); mySqlDataAdapter.Fill(myDataSet, "Customers"); ... "server=localhost;database=Northwind;uid=sa;pwd=sa" ); SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); mySqlCommand.CommandText = "SELECT CustomerID, CompanyName, Country " + "FROM Customers"; SqlDataAdapter ... sortExpression, and rowStateFilter to the DataView constructor: DataView customersDV = new DataView( customersDT, filterExpression, sortExpression, rowStateFilter ); You can also create a DataView and set...

Ngày tải lên: 26/01/2014, 07:20

... SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter(); mySqlDataAdapter.SelectCommand = mySqlCommand; DataSet myDataSet = new DataSet(); mySqlConnection.Open(); mySqlDataAdapter.Fill(myDataSet, "Customers"); ... "server=localhost;database=Northwind;uid=sa;pwd=sa" ); SqlCommand mySqlCommand = mySqlConnection.CreateCommand(); mySqlCommand.CommandText = "SELECT CustomerID, CompanyName, Country " + "FROM Customers"; SqlDataAdapter ... mySqlConnection.Close(); DataTable customersDT = myDataSet.Tables["Customers"]; // create a DataViewManager object named myDVM DataViewManager myDVM = new DataViewManager(myDataSet); // set the Sort and RowFilter...

Ngày tải lên: 26/01/2014, 07:20

... same data! 10 © Tan,Steinbach, Kumar Introduction to Data Mining Decision Tree Classification Task Decision Tree © Tan,Steinbach, Kumar Introduction to Data Mining Apply Model to Test Data Test Data ... Underfitting and Overfitting Missing Values Costs of Classification © Tan,Steinbach, Kumar Introduction to Data Mining 50 Underfitting and Overfitting (Example) 500 circular and 500 triangular data points ... Usually, the given data set is divided into training and test sets, with training set used to build the model and test set used to validate it © Tan,Steinbach, Kumar Introduction to Data Mining Illustrating...

Ngày tải lên: 15/03/2014, 09:20

... p.FirstName"; EntityCommand cmd = conn.CreateCommand(); cmd.CommandText = query; using (EntityDataReader rdr 76 CHAPTER ■ QUERYING THE EDM = cmd.ExecuteReader(System .Data. CommandBehavior.SequentialAccess)) ... EntityCommand The EntityCommand is really no different than other provider commands you have used It essentially represents a command that will be executed against an EDM Like other command providers, ... Like other command providers, the EntityCommand has similar properties and events such as the CommandText property and ExecuteReader method The CommandText property points to the Entity SQL statement...

Ngày tải lên: 18/06/2014, 17:20

... (4.29) (except ability, of course) Find y1 and its ^ standard error; find y2 and its standard error when Deduc ¼ 4.2 a Show that, under random sampling and the zero conditional mean as^ sumption ... Eð y j x1 ; x2 Þ, and let a2 be the same for x2 Find a1 and a2 in terms of the bj and mj b Rewrite the regression function so that a1 and a2 appear directly (Note that m1 and m2 will also appear.) ... Given a random sample, what regression would you run to estimate a1 and a2 directly? What if you not know m1 and m2 ? d Apply part c to the data in NLS80.RAW, where y ¼ logðwageÞ, x1 ¼ educ, and x2...

Ngày tải lên: 06/07/2014, 08:20

... HYDROLOGIC DATA AND INTERNET RESOURCES Table 4F.18 Seepage Rates for Canals Canal Soil Material Seepage (Feet per Day) Sandy loam Gravelly loam Fine sandy loam and adobe Sand and sandy loam Loam and sandy ... Surface Erosion Initial Status of Land Use Type of Disturbance Forestland Grassland Forestland Forestland Forestland Forestland Row crop Pastureland Forestland Planting row crops Planting row ... sandy loam Adobe Fine sandy loam 8.2 5.3 3.8 3.4 3.3 3.0 2.1 Canal Soil Material Seepage (Feet per Day) Loam and adobe Loam Silty clay Sand and silty clay Sand and clay Loam and gravelly loam 1.4...

Ngày tải lên: 11/08/2014, 21:21

... created:     OJ and milk, OJ and detergent, OJ and soda, OJ and cleaner Milk and detergent, milk and soda, milk and cleaner Detergent and soda, detergent and cleaner Soda and cleaner This is ... to analyze data and to get a start Most data mining techniques are not primarily used for undirected data mining Association rule analysis, on the other hand, is used in this case and provides ... Knowledge Discovery and Data Mining though, was based on analyzing hundreds of thousands of point-of-sale transactions from Sears Although it is valid and well-supported in the data, it is still...

Ngày tải lên: 14/08/2014, 02:21

... these cases, data and/ or cartographic generalization must be performed to restrict the original data set 4.3.1 Data checks and repairs Acquired data sets must be checked for consistency and completeness ... 4.3 Data preparation Spatial data preparation aims to make the acquired spatial data fit for use Images may require enhancements and corrections of the classification scheme of the data Vector data ... formats and data standards Different formats were implemented by different GIS vendors; different standards come about with different standardization committees The good news about both formats and...

Ngày tải lên: 21/10/2014, 10:09

... command and a 1- or 2-pixel radius to snatch up those stray, deselected pixels The Smooth command can also eliminate jagged edges along the outside of your selection ߜ Expand: The Expand command ... modification commands The next group of commands in the Select menu actually holds six separate commands, including Refine Edge (discussed earlier in this chapter), and the five Modify commands, each ... the Grow and Similar commands, which are somewhat like the Magic Wand with Contiguous (Grow) and without Contiguous (Similar) selected on the Options bar (In fact, they use the Magic Wand’s Tolerance...

Ngày tải lên: 27/08/2012, 14:35