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Week 9. What you need to know:. Discovering Computers: Ch 9 Communication and Networks. What components are required for successful communications? What are the various sending and receiving devices? How are computer communications used? What are advantages of using a network?.

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week 9

Week 9

What you need to know:

discovering computers ch 9 communication and networks
Discovering Computers: Ch 9 Communication and Networks
  • What components are required for successful communications?
  • What are the various sending and receiving devices?
  • How are computer communications used?
  • What are advantages of using a network?
slide3
How are client/server, peer-to-peer, and p2p networks different?
  • What are various network communication technologies?
  • What is the purpose of communication software?
  • What are various types of lines for communication over the telephone network?
slide4
What are commonly used communications devices?
  • How can a home network be set up?
  • What are various physical and wireless transmission media?
ms office xp tutorial 2 creating and maintaining a database
MS Office XP: Tutorial 2: Creating and maintaining a database
  • Learn the guidelines for designing databases and setting field properties
  • Create a new database
  • Define fields and specify a table’s primary key
  • Add records to a table
slide6
Modify the structure of a table
  • Delete, move, and add fields
  • Change field properties
  • Copy records and import tables from another Access database
  • Delete and change records
ms office xp tutorial 3 querying a database
MS Office XP: Tutorial 3: Querying a database
  • Learn how to use the query window in design view
  • Create, run, and save queries
  • Update data using a query
  • Define a relationship between two tables
slide8
Sort data in a query
  • Filter data in a query
  • Specify an exact match condition in a query
  • Change a datasheet’s appearance
  • Use a comparison operator to match a range of values
slide9
Use the And and Or logical operators
  • Use multiple undo and redo
  • Perform calculations in a query using calculated fields, aggregate functions, and record group calculations
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