Lesson Notes By Weeks and Term - Senior Secondary School 1

SUBJECT: INFORMATION COMMUNICATION TECHNOLOGY

CLASS:  SS 1

DATE:

TERM: 2nd TERM

 
WEEK TWO

TOPIC: How to operate a keyboard (Practical)

Reference book: Hiit @ School, Computer Studies for Senior Secondary Education.

CONTENT

Instructions

1. The first rule of learning to operate a keyboard is to locate the keys.
2. Practice typing to master fingers to use for the various keys.
3. After practicing for awhile, it is important to test the level of competence with the keyboard; this will help to improve speed and accuracy. Take a typing or keyboarding course. Also chatting on the internet helps improve typing speed on the keyboard. Previous knowledge on typewriting enhances keyboard operation as well. The following keyboard commands are guides on how to use a keyboard to carry out certain operations on a computer.

Esc: this is equivalent to cancel button. In PowerPoint the Esc key will stop a running slide show. On a web page with animations, the Esc key will stop the animations. On a web page that is loading, the keyboard combination Crtl + Esc will open the Start Menu.

F1: while working on an application, pressing this key will bring up the applications Help menu.  If there is no open application F1 will open Windows Help.

F2: this key is used to rename a selected item or object. 

F3: pressing this key will display the Find: All dialog box.

F4: this key select Go To A Different Folder box and moves down the entries in the box (if the toolbar is active in Windows Explorer).    

F5: this refreshes the current window. In Internet Explorer, F5 will reload the web page.

F6: this key moves among panes in Windows Explorer.

F7: this key when pressed in conjunction with the shift key is used for grammar check.

F8: this runs the system in safe mode.

F9: this key opens the measurement toolbar in QUARK 5.0 (a graphic design software).

F10: this key activates menu bar options.

F11: In Internet Explorer, this key will allow you to toggle between full screen viewing mode and normal viewing mode.

F12: this key serves as HELP for some applications and SAVE AS for other applications.

Print Screen/SysRq: usually loaded at the upper right hand corner of your keyboard next to the Scroll Lock and Pause/Break keys. It is often abbreviated PrtScr. In DOS, pressing the Print Screen key causes the computer to send whatever images and text are currently on the display screen to the printer. Some graphics programs and Windows, use the Print Screen key to obtain Screen Captures.

Tab: this key can be used to move forward through options in a dialog box.

Ctrl + Shift + Tab: can be used to move backward through the options.

Ctrl + Tab: allows movement from one open window to the next in an application with more than one open window.         \

Alt + Tab: displays a list of open application windows. Keeping Alt depressed and selecting Tab cycles through the list. Releasing selects the highlighted application window.

Caps Lock: Locks the keyboard in “Capitals” mode (only applies to Alpha keys). The Caps Lock key should be used with caution as there might be difficulty in scanning text that is ALL CAPS. Also, when sending email in all caps, this could be misconstrued as shouting at someone.

Shift: the obvious use of this key is to allow selection of capital letters when pressing the alphabet characters, or selecting the characters above other non-alpha keys. Pressing the Shift key while inserting a CD-ROM will bypass auto play. Also pressing the Shift + Delete to permanently delete a selected item, bypasses the Recycle Bin.

Ctrl: this is called the control key. Pressing the Ctrl key while left clicking the mouse button allows multiple selections. Holding the Ctrl key down and pressing other key combinations will initiate quite a few actions. Some of the more common ones are listed below:

Ctrl + A: Select all items.

Ctrl + B: add or remove bold formatting.

Ctrl + C: Copy, places the selected or highlighted copy on the clipboard.

 Ctrl + C + C: opens the clipboard.

Ctrl + F: opens the “Find what” dialog box. This is also used for finding references on a web page while using your favourite web Browser. 

Ctrl + H: brings up the Find and Replace dialog box. It is quite useful for global ”find and replace” routines while working in normal and html views. It can also be used to find and replace content within your Word documents, Excel Spreadsheets, etc.

Ctrl + I: add and remove Italic formatting.

Ctrl + N: In Internet Explorer, opens a New Window. In Outlook, opens a New Mail Message. In most publishing programs like Word, opens a New Document.

Ctrl + O: bring up a browser dialog and allows you to select a file to open.

Ctrl + P: prints a document.

Ctrl + S: saves a document.

Ctrl + U: add or remove Underline formatting.

Ctrl + V: this inserts the copy on the clipboard into the area where your flashing cursor () is positioned or the area you have selected/ highlighted.

Ctrl + W: this close a currently opened document.

Ctrl + X: this cuts/removes a selected/highlighted copy and places it on the clipboard.

Ctrl + Y: this means redo last command. Many software programs offer multiple Redo’s by pressing Ctrl + Y+Y+Y… 

Ctrl + Z: this means undo last command. Many software programs offer multiple Redo’s by pressing Ctrl + Z+Z+Z… 

Ctrl + Esc: this Opens the Start menu.

Ctrl + =: used as Spell checker.

However, the Ctrl key could be used together with pointing devices such as mouse to achieve the following:

Ctrl + while dragging a file: to copy the file.

Ctrl + Shift, while dragging a file: to create a shortcut.

Ctrl + Tab: allows movement (toggle) from one open window to the next in an application with more than open window. 

Ctrl + F4: close a window in an application without closing the application.

Ctrl + F5: In Internet Explorer, Ctrl + F5 will Refresh the web page bypassing cache (all images and external file references will be reloaded).

Windows key: on either side of the spacebar, outside the Alt key, is a key with the Windows logo. Holding the Windows key down and pressing another key will initiate quite a few actions. Some of the more common are listed below:

Pressing this key will display the Start Menu.

Windows key + D: this minimizes all windows and shows the Desktop.

Windows key + D:  this opens all windows and takes you right back to where you were.

Windows key + E: this opens a new Explorer Window.

Windows key + F: this displays the Find all files dialog box.

Windows key + L: this locks the Windows XP computer. Logoff in Windows Pre-XP.

Windows key + M: this minimizes all open windows.

Windows key + Shift + M: restores all previously opened windows to how they were before you minimized them.

Windows key + R: displays the Run command.   

Windows key + F1: displays the Windows Help menu.

Windows key + Pause/Break: displays the Systems Properties dialog box.

Windows key + Tab: cycle through the buttons on the TaskBar.

Alt: this is located on either side of the space bar. Holding the Alt key down and pressing another key will initiate various actions. Some of the more common ones are listed below:

Alt + F4: closes the current active window. If there is no active window this opens the Shut Down dialog box.

Alt + underlined letter in menu: to carry out corresponding command on the menu.

Alt + left/right arrows: In a browser moves forward or back through the pages visited in a window.

Alt + Space Bar: displays the current window’s system menu. This is same as left clicking on the application icon at the top left of the window.

Alt + Enter: displays selected items properties. This can also be done with Alt + double click.

Alt + PrtSc: captures the top window of the active application. 

Alt + SpaceBar: displays the main window’s system menu. This is the same as clicking on the application icon at the left end of the title bar.

Alt + SpaceBar + C: after the system menu is displayed (see Alt + spacebar above), this combination will close a window. This works the same way as Alt + F4 but requires less stretch.

Alt + (hyphen): displays the current window system menu. This is the same as left clicking on the application icon at the top of the window.

Alt + Tab: displays a list of open application windows. Keeping Alt depressed and selecting Tab cycles through the list. Releasing selects the highlighted application window.

Alt + Ctrl: this application key has an image of a mouse pointer on a menu (between the Alt and Ctrl keys (  ) to the right of your Space Bar). Pressing this key will display the selected item’s shortcut window, that is, the menu that is displayed by right-clicking.

Space Bar: insert a space between words. It is suggested that you use Tab (or other formatting commands) to put distance between elements. Pressing the Space Bar while viewing a web page in Internet Explorer will scroll the page downwards. Shift +b space bar will scroll the page upwards.  

Enter: creates a new Line Break or what is referred to as a Soft Return.

Shift + Arrow Up, Down, Left or Right: position your cursor at the beginning of the area you wish to highlight for copying. Now use the up, down, left or right arrow keys to select areas of content to be highlighted, copied, pasted, etc.

Backspace: while working with text, use this key to delete characters to the left of the insertion point. 

Insert: this key allows text to be inserted. When insert is enabled, the text insert in a document will not overwrite any other text but when disabled; text will be overwritten.

Home: press and hold the Ctrl key as you select Home to go to the first line of a document.

Page Up: in a browser window use the Page Up key to move one full screen on a web page.

Delete: while working with text, use this key to delete characters to the right of the insertion point. This key can also be used to delete selected files. if you use the keyboard combination Shift +Delete the item is permanently deleted, bypassing the Recycle Bin.

End: depress and hold the Ctrl key as you select End to go to the last line of a document.   

Page Down: in a browser window use the Page Down key to move down one full screen on a web page.

Up Arrow:  navigate in a document to the line above. Hold the Ctrl key down as you press this key to move to the beginning of the second line above.

Right Arrow: navigate in a document one character to the right. Hold the Ctrl key down as you press this key to move one word to the right.

Arrow Down: navigate in a document to the line above. Hold the Ctrl key down as you press this key to move to the beginning of the second line below.

Left Arrow: navigate in a document one character to the left. Hold the Ctrl key down as you press this key to move one word to the left.

Keypad keys

Num Lock: to use the numeric keypad on the right end of the keyboard to display numbers, the Num Lock key must be selected (usually a Light above the Num Lock will indicate that it is on). If you want to use the keypad to navigate within a document, turn off Num Lock by pressing the key (the light will go off).

* (Asterisk): in Windows Explorer this expands everything under the current selection. Caution: do not try this with the C Drive icon selected.

- (Minus Sign): in windows Explorer this collapses the current selection.

+ (Plus Sign): in windows Explorer this expands the current selection.

EVALUATION

1. How would you use a keyboard to do the following?
2. Restart a computer.
3. Completely delete a file from the computer system

    iii. Cancel a selection on the computer. 

1. Rename a selected item or object.
2. What would the following operations give?
3. Ctrl + Esc
4. Ctrl + H

    iii. Windows key + D

1. Windows key + Pause/Break

READING ASSIGNMENT: HiiT @ School, Computer Studies for Senior Secondary Education. Chapter Five, pages 15-19.

WEEKEND ASSIGNMENT

OBJECTIVES

1. Ctrl + W will give a) close currently opened document b) copy document c) display document.
2. PrtScr means ___ on the keyboard. a) Part Screen b) Print Screen c) Power Screen.
3. Ctrl + N means__ a) New Windows b) New Mail c) New Message.
4. ___ displays the current window’s system menu a) Alt + Spacebar b) Alt + Enter c) Alt + Del
5. (-) minus sign in Windows Explorer ____ the current selection. a) ends b) collapse c) expands.

THEORY

1. What would the following operations give?
2. Shift + Enter
3. Ctrl + Alt + Del

    iii. Page Up

    Iv. Alt + left/right arrows  

2. What would the following operations give?  i. Ctrl + = ii. Ctrl + Z