Tuesday, March 7, 2017

Unit 5

Lesson 3.READING 

Task 1. Before you read the manual introduction, talk about these questions.
            -What is a User Interface?
            -How does a User Inteface make computing easy?

Task 2. Make the words.
            1. efnriaect = . . . . .                 6. tneaitrc = . . . . .
            2. nesgdi = . . . . .                     7. iptnoo = . . . . .
            3. npissocreg = . . .  .                8. uuptto = . . . .          
            4. teursl = . . . . .                       9. ptekosd = . . . .
            5. aommcnd = . .  . . .               10.  eaaadtbs = . . . .
                         
Task 3. Read the introduction to the operating system manual.
The new operating system CCC

Welcome to the CCC (OS).Review these key terms before starting your new system.

Icons: The CCC graphical user interface (GUI) uses icons. These programs are on the desktop. They represent files and software.
Pointer: Use the pointer to click on icons. This opens files and starts software. The pointer also drags files to different folders.
Shortcuts: Shortcuts are special icons. They are placed on the desktop, and you can click them to get to a program quickly.
Folders: Store your files in these icons.
Windows: Visual areas on a computer screen where different programs are operating.
Minimize: Hide windows without taking them off  screen.
Maximie: Extend windows to the full width of the screen.
Menu: Each window has a menu. Click it to select a command from the list.

Task 4. Choose the correct answer
   1. What’s the main idea of the passage?
a. where to locate shortcuts                              
b. the advantages of the CCC OS
c. how to identify and use parts of the OS      
d. types of operating systems   available
   2. What can you infer about this operating system?
a. It comes with free software.                        
b.Files have to stay in one folder.
c. Menus contain multiple commands.            
d. Folders do not maximize or  minimize.
   3. According to the passage, what does the pointer NOT do?
a. move files                            c. start software
b.open menus                          d. Minimize windows.

Task 5. Fill in the blanks with the correct words.
icons;    desktop;     operating system;    pointer;   windows ;     GUI
1. Use the . . . . . . to choose files and commands.
2. Small pictures or symbols in software are . . . . . .   .
3. The . . . . . .  . . . . . is the program that makes a computer work.
4. When something is on the . . .  . . you see it on screen.
5. An OS that uses small pictures to represent files is a . . . . . .  .
6. You can minimie files and programs in different . . . . . .  .

Task 6. Choose the best definition for each word.
1. drag                       a. Save an icon;                       b. close a desktop;      
c. move a file  
2. folders                   a.organize files;                       b. move windows;
                                  c.create shortcuts
3.shortcut                  a.a type of software;    b.a type of icon;         
c.type of window

Task 7. Before you read the email, talk about these questions.
            -How is Linux different from other operating systems?
            -Why should a business  use  Linux?

Task 8.Read the email from an IT employee to a manager.
From: Brandon Peters
To: Shirley Tomkins
Subject: Switching to Linux

Mrs. Tomkins,
Over in the IT department we’ve received complaints abouot the office’s complaints. The hardware itself is fine. The problem, I believe, is the operating system. The system is rife with communication errors and virus threats. Then, there is the fortune we spend on upgrading our software every year. That’s why I’m suggesting we switch to Linux, or some other OS related to Unix. For example, Ubuntu is very popular with users. Linux works with any hardware including both Macs and PCs.

Linux is free, open sourse and many of its programs have a free software license. We can get Linux distributions from vendors that have entire software packages that we can use. For example, OpenOffice does everything that Microsoft Office does.

I’ve talked to many staff members about this already. Some expressed concern with the interface. Specifically, most people I talked with thought Linux required entering command lines into a terminal. Actually, many Linux operating systems use a graphical interface just like the average desktop operating system.

As for networking , Linux comes with a program called Samba. This program allows Linux to interact with Windows-based clients. This means we don’t have to worry about printer trouble over the network once TCP/IP protocol is reconfigured.

Please, let me know if you have any follow up questions.
Brandon Peters. 
Task 9. Choose the correct answers.  
1. What is the email mainly about?
a. the benefits of changing operating systems;
b. how to enter command lines into a terminal;
c. which Linux distribution is right for the company;
d. differences between OpenOffice and Microsoft Office
2. What is the benefit of Samba?
a. It creates a graphical interface.
b. It improves printers efficiently.
c. It is similar to Microsoft Office.
d. It lets different operating system interact.
3. What can you infer about Brandon Peters?
a. He uses Linux on his computer.
b. He expects Linux to increase costs.
c. He has only mentioned Linux to Shirley.
d. He thinks Linux has fewer virus treats.

Task 10. Match the words (1-7) with the definitions (A-G)
1.__Ubuntu;                          5. __open source;
2.__OpenOffice;                   6. __Samba;
3.__vendor;                           7. __interface;
4.__terminal;
a. has word processing and spreadsheet programs
b. Linux-based operating system
c. how users communicate with a computer
d. allows Linux computers to connect to networks
e. able to be modified by the user
f. distributes products and software
g. used to input command lines

Task 11. Fill in the blanks with the correct words.
Linux;    free software license;    Linux distribution;
Command line;  Microsoft Office;   TCP/IP protocol;
1.You have to enter a 1. . . . . to make system do anything.
2.I can’t decide which 2. . . . . will work best for me.
3.You need to reconfigure the computer’s  3. . . . to get online. 
4.This program has a  4. . . . .  so anyone can use it. 
5.5.. . . . . . . has an excellent word processing program.
6.I hate my current OS so I’m switching to  6. . . . . .   .

Task 12. a) Put in correct order matching processes of data processing.
1.Reporting             – __Ensuring that supplied data is correct and
                                           relevant.
2.Aggregation          – __arranging items in some sequence and/or in
                                           different sets.
3.Validation                         – __reducing detail data to its main points.
4.Classification       – __combining multiple pieces of data.
5.Summarization     – __the "collection, organization, analysis,
                                           interpretation and presentation of data.".
6.Analysis               – __list detail or summary data or computed
                                           information.
7.Sorting                 – __separates data into various categories.

b) Read the text. Make the questions and answer. Students can work in pairs.
The actions in a GUI are usually performed through direct manipulation of the graphical elements.
-

Beyond computers, GUIs are used in many handheld mobile devices such as MP3 players, portable media players, gaming devices, smartphones and smaller household, office and industrial controls.
-

Data as a general concept refers to the fact that some existing information or knowledge is represented or coded in some form suitable for better usage or processing.
-

Data processing is, generally, "the collection and manipulation of items of data to produce meaningful information.
-

A database is an organized collection of data. It is the collection of schemas, tables, queries, reports, views, and other objects.
-

The data are typically organized to model aspects of reality in a way that supports processes requiring information.
-

A database management system (DBMS) is a computer software application that interacts with the user, other applications, and the database itself to capture and analyze data.
-

A general-purpose DBMS is designed to allow the definition, creation, querying, update, and administration of databases.
-

Well-known DBMSs include MySQL, PostgreSQL, MongoDB, MariaDB, Microsoft SQL Server, Oracle, Sybase, SAP HANA, and IBM DB2.
-

Lesson 4.WRITING 

The Language of Technology
General words
device, machine, structure, system, process
Parts of structures
base, foundation, layer, surface
Parts of machines
fan, fitter, pump, motor, engine
Mechanical processes (verbs)
bend, collect, combine, connect, extract, force , leave, located, manufacture, pass through, remain, utilize
Things involved in technology
energy , materials, resources, skills

Task 1. Complete the text using words from the box below. Use each word only once.
energy, bending, machinery, utilize, extract,
manufacture , skill, resources

Technology in use
In the past it was thought that only man could make and 1……… tools, but now it is known that some animals have this 2……….too. Chimpanzees use pieces of wood to 3………ants from ant-hills, while captive birds have been observed 4………..a piece of wire and using it to get food out of a tube. However, only man is able to make use of natural 5……….such as metals, and sources of 6…………such as heat and electricity, in order to 7……… sophisticated 8………….  .

Task 2. Complete the text using words from the box below. Use each word once only. You may need to change toe form of the word.
remain , base , connect , fan , collect , leave , force , pass , filter , locate
The vacuum cleaner
A conventional vacuum cleaner has a 1 …………. which rests on the ground, 2……………to a vertical section with a handle. Dust is 3………… by a rotating brush in the base. An electric motor activates a 4………. , which 5………… dust and air into the dust bag 6……….in the vertical section of the vacuum cleaner. The air 7……………. through a 8………and 9……….. the vacuum cleaner through the exhaust port, while the dust 10………….. in the dust bag.

Task 3.  Underline the language of technology in each of the sentences below. Then decide if sentences a) and b) have parallel meanings, or different meanings.
1.      a) Hydrogen and oxygen combine to form water.
b) Water is formed from the combination of oxygen and hydrogen.
      2.   a) The experiment uses a process by which water is supercooled,
b) The experiment uses a device which supercools water.
3.   a) Roman roads had a foundation layer of stone, with a middle layer of softer material, and a layer of flat stones on top.
b) Roman roads had a surface of flat stones under which were two layers, an upper one of softer material and a lower one of stone.
      4.   a) Pumps were used to bring the water up from under the ground,
b) Water was pumped up to the surface of the ground.

Task 4. Read about the format of an essay.
Here's a pretty simple format you can follow:

  1. Open with an introduction paragraph that does the following things:
    • catches the reader's attention;
    • identifies the thing you'll be reviewing (e.g., the title of the book or movie);
    • identifies the author, star, or director, if appropriate.
  2. Write a full paragraph about each of the aspects you want to examine, making sure each paragraph does these things:
    • opens with a topic sentence that says what the paragraph is about;
    • has several detail sentences that prove the point you are trying to make;
    • uses quotes or examples from the book or movie, if possible, to help prove your point.
  3. End with a conclusion paragraph that does the following:
    • *briefly* restates the main ideas of the review;
    • makes a judgment about the book or movie or whatever, saying whether it is good or bad (some reviewers give ratings, like four stars or two thumbs up);
    • recommends that the reader go to the movie or read the book or buy a meal at the restaurant (or not, if it is no good).

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