THE ALPHANUMERIC KEYS

THE ALPHANUMERIC KEYS

Along with keys that produce letters (A to Z and a to z) and numbers (0 to 9), the alphanumeric key group includes a few additional keys, with special functions. Following are the names and details of these keys:

Tab:

1. It moves the cursor to predefined tab stops in many application programs (such as in word processors).

2. In dialog boxes, we can Press Tab to move from one option or field to another.

Caps Lock:

1. It locks the alphabet keys so they produce only capital letters. Caps Lock does not affect the numeric keys or the keys that produce punctuation or special characters.

1. It enables us to erase characters we just typed or to erase a character present at the left of the cursor.

1. it jumps for the space of a single character.

Enter:

1. It is also known as Return Key. It lets us finalize data entry in many types of application programs.

2. We can use it to choose a command or option in many programs.

THE MODIFIER KEYS

THE ALPHANUMERIC KEYS

These keys are used to modify the input of other keys. We press another key while holding down a modifier key. Following are the names and details of these keys:

Shift:

1. When we press a Shift key with the combination of any alphanumeric key, it forces the computer to output a capital letter or symbol.

2. We can use it with Cursor-Movement Keys to select text for editing.

It is an abbreviation of “Control”. Produces different results depending upon the program used. For example:

1. In many Windows-based programs, Ctrl-key combination provides shortcuts for menus commands i.e. Ctrl+S is for saving a file.

Alt:

It is an abbreviation of “Alternative”. Operate like Ctrl-key, except that it produces a different set of results. For example:

1. In many Windows-based programs, the Alt-key combination enables us to navigate menus and dialog boxes without using a mouse.

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