3. Arrange the following sentences according to the logic of the text:
1. One of the fastest growing fields in computer technology is in information assurance.
2. Businesses and government agencies need to protect their systems.
3. Information assurance refers to the people, hardware, software, policies, and procedures that protect information systems.
4. Every business wants to be assured that their information is safe.
5. Nearly every aspect of society today depends on computer systems.6. A computer worm or virus can cause delays and cost money, but information theft can be disastrous.
Writing
4.Write a letter of complaint.
Unit 18
What is Web Development
Before you start
Why is Web development so essential in today’s life?
Reading
1. Read the text and find answers to the questions below:
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