Class 4 computer chapter 2 GUI OS || Graphical User Interface Operating System || Complete Solution

Class 4 computer chapter 2 GUI OS ( Graphical User Interface Operating System) , Complete Solution 

1. Fill in the blanks:-

a) Icon are the items on the desktop in the form of small pictures with their name.

b) Quick Launch Bar is renamed & popularly known as Pin.

c) Notification Area is also known as 'System Tray'.

d) The icon of speaker can be seen at the Notification Area of the taskbar. 

e) Each 'Icon' represents a program .

2. State True or False:-

a) Personalize helps to create a new folder.  False 

b) Sound looks like a cellphone tower.  False 

c) Frequently used application can be kept in quick launch bar for quick access.  True 

d) The Notification Area can be seen on the left side of the Taskbar.  False  

e) Refresh helps to recognize and arrange files.  True

3. Write the shortcut key combination required to accomplish the following task:-

a) To get general help in reference to active screen.  F1 

b) To close folder or application. Alt +F4 

c) To rename a selected icon ( file or folder). F2 

d) To open 'My computer' or 'This PC'.  Window key+ E 

e) To switch between the opened application. Alt + Tab 

4. Match the column:-

a) Quick Lunch Bar         b) Folder 

b) Graphical Icon            d) F1

c) Network Connection  e) Pin

d) Keyboard Shortcut     c) System Tray 

5. Write short note on:-

a) Quick Lunch Bar:- It enables a user to execute an application or a program quickly.  It is renamed and popularly known as Pin.

b) Notification Area:- It can be seen on the right side of the Taskbar. It displays a program that are active or opened in the background of Windows. It is also known as system tray.

c) Shortcut Menu:- In Windows OS there are options to directly execute some action or command instead of going through different steps. Some options of shortcut menu are- view, sort by, refresh, new, personalize etc.

d) Keyboard Shortcut:- Keyboard Shortcut are the keys or a combination of keys that is pressed to perform an action. Example - F1, F2, Alt + F4, Alt + tab etc.

6. What is Desktop Screen?

Ans.- Interface includes the display screen that allows the user to interact with computer through graphical icons such as file, folder , Taskbar, quick Launch bar etc. Such screen is also known as desktop screen or desktop.

7. Explain about Taskbar?

Ans.- A Taskbar is a thin strip like bar that lies at the bottom of the desktop screen which contains Notification Area, Quick Lunch Bar, Date and Time and start button.