CBSE Computer-Class-VI(Solved Exercise-2):

Solved Exercise

Class-6,Chapter-2

A. Multiple choice questions:

1. An operating system acts as an intermediate between the user and the-

a. machine b. computer c. wire d. operating system

Answer: Machine

2. Programs open in the form of a window can be easily controlled with the help of ___key.

a. alt+ctrl b. alt+tab c. alt+shift d. alt+win

Answer: Alt+tab

3. Search option is present in which menu.

a. pop-up b. control c. main d. start

Answer: Start

4. '?' represents one character or:

a. space b. menu c. window d. machine

Answer: Space

5. We can open run option command with the short-cut key:

a. win+R b. alt+R c. ctrl+R d. shift+R

Answer: Win+R

6. An on-screen is an important utility program.

a. mouse b. panel c. keyboard d. program

Answer: Keyboard

7. The control panel is centralized configuration are in:

a. windows b. search c. run d. system

Answer: Windows

B. Write T for true and F for false sentence:

1. The majority of home users use a windows based machine. T

2. Microsoft windows is extremely popular in schools and colleges. T

3. GUI is pronounced like "gooey". T

4. GUI was first introduced to the public by Apple. T

5. Search option is not a powerful tool. F

6. Display icon is in the control panel. T

7. Regional setting icon used for changing the setting of the display of time, date and first day of week. T

C. Fill in the blanks.

1. An _________ acts as an intermediate between the user and the machine.

Answer: Operating system

2. Windows is an operating system which supports the _______environment.

Answer: GUI

3. The ____________ option is used for executing a file or application directly.

Answer: Run

4. Control panel is a part of __________ operating system.

Answer: Windows

5. In ____________ the default setting is used, the left button of click and double click and right button for shortcut menus.

Answer: Button Configuration

6. __________ icon has been used for changing the setting of the display of time, date and first day of week.

Answer: Regional setting

D. Answer the following questions in short.

1. What is an Operating system?

Answer: An Operating system acts as an intermediate between the user and the machine. It gives the framework upon which all other services and applications run.

2. What is search option?

Answer: Search option is a powerful tool. Search option is present in start menu.

3. What is run option?

Answer: The run command in windows is one of the most unused , yet powerful feature in the operating system.

4. Describe about wildcards.

Answer: Wildcards: '?' and '*' are used if the exact name of the file you are searching is not known.

E. Answer the following questions in detail:

1. Give any three advantages of using windows as an operating system.

Answer: Graphical user interface: It is also known as GUI.

Easy to use and learn: Working with windows is easy as it just requires a few mouse clicks.

Multitasking: It is processing multiple tasks at one time.

2. Why do you use run option in the start menu? Describe it.

Answer: The run command in windows is one of the most unused, yet powerful feature in the operating system. It is accessible in one of two ways: through the start menu and through the shortcut key (Win+R).

3. What is the use of search option in the start menu?

Answer: Search option is a powerful tool. Search option is present in start menu. With the help of this tool we can find the exact location of the items and all folders.

4. Explain the wildcard characters with examples.

Answer: Wildcard: '?' and '*' are used if the exact name of the file you are searching is not known.

'?' represent one character or space.

'*' represent more than one character or space.

5. What is control panel? What all changes can you do using the various options in control panel?

Answer: The control panel is centralized configuration area in windows. It is used to make changes to nearly every aspect of windows including keyboard and mouse function, passwords and users, network settings, power management, desktop background, sound, hardware, programs etc.

6. What is Regional setting icon? Describe it.

Answer: This icon has been used for changing the setting of the display of languages, numbers, time and date.

Steps for regional setting icon.

1. Click on start button>control panel>regional setting icon

2. Short date, long date, short time, long time and first day of week is represented in the dialog box.

3. Click on apply.

4. Click on OK.