| Compare these sentences: 1. We need an electronic version available anywhere and updated regularly. 2. What we need is an electronic version available anywhere and updated regularly. In (2) the object of the sentence is made more important. We can use What...be in this way to emphasise the subject or object of a sentence. | Now compare these: 3. Babbage invented the world's first mechanical computer. 4. It was Babbage that invented the world's first mechanical computer. 5. It was the world's first mechanical computer that Babbage invented. We can use /f is/was... that to emphasise almost any part of a sentence. |
Exercise 2. Rewrite these sentences to emphasize the underlined words.
These days you never know when your computer system will go down due to viruses, sabotage or natural disaster.
We suggest that everyone back-up their files regularly.
Over the past 10 years ECO Data Recovery has saved many individuals and companies by retrieving their lost data!
The installation of a firewall coupled with anti-virus protection will greatly reduce your chances of becoming a hacker's next victim.
In early 2000 most people became aware of the dangers of distributed denial of service (DDoS) attacks when a series of them knocked such popular Web sites as Yahoo, CNN, and Amazon off the air.
Spindle motor failure can result from excessive heat due to a bearing failure.
Everyone knows that computers are constantly getting faster, more powerful, and less expensive.
Most sound cards give you the power to plug in speakers and a microphone.
Movies on DVD can also have more than one sound track.
Most computer users never change how their file and folder windows look.
Exercise 3. Complete the sentences using the following -ise verb forms:
c omputerise, randomise, categorise, minimise, unauthorise, personalise, customise, specialize.
The real value of a good software application is often its ability information in a way that facilitates easy extraction and analysis by people.
People are using biometric software, such as fingerprints and facial recognition, to prevent logging onto their computer systems.
Even though the majority of PC software has the flexibility to generate, store and distribute data formatted to the users requirements, applications are still favored by businesses.
It could be said that computer programmers working on medical research projects are highly .
Manually kept records such as patient medical histories can be for quick and easy access.
You can the screen by clicking on the box icon beside the white X in the top right hand corner of this screen.
Users will want their systems for a number of reasons, these include becoming more productive, solving a problem particular to their needs.
Most people do not really understand that computers cannot actually anything; the best they can do is simulate the generation of random information to humans.
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WRITING
Projects. Choose and perform one of the projects given.
1. A friend wants to create a table to store information about a collection of old books. List the fields you might include in the table to store information about the book. For each field, specify the field name, data type (text, numeric, date, etc) and field length. Indicate primary key(s) and describe in writing how you would sort and/or index the data.
2. Computer databases often store personal information about the citizens of more than one country, yet privacy expectations and laws differ. For this project, explore the differences in privacy laws around the globe. Which countries have the strongest privacy laws and which have the weakest? Which laws would govern the data stored by multinational companies? As a global consumer, which databases would concern you most for potential privacy violations? Consolidate your thoughts into a one- to two-page paper and submit to your instructor.
UNIT 22
