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Unit 5Unit 5

Input Input

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Categories of HardwareCategories of Hardware

• Input*Input*•ProcessingProcessing•StorageStorage•OutputOutput

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Input DevicesInput Devices

• Direct Direct (pointing)(pointing)– MouseMouse– TrackballTrackball– GlidepointGlidepoint– AccupointAccupoint

• Indirect Indirect (keyboard)(keyboard)

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MouseMouse

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Purpose of MousePurpose of Mouse

•Activate a commandActivate a command•Choose from a listChoose from a list• Indicate a locationIndicate a location•Highlight somethingHighlight something•““Draw” somethingDraw” something

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Mouse ActionsMouse Actions

•ClickClick•Double-clickDouble-click•Click and dragClick and drag•Right-clickRight-click•Click--clickClick--click

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Mouse PointersMouse Pointers

•Distinguish from cursorDistinguish from cursor•Picture indicates Picture indicates

operationoperation

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Examples of PointersExamples of Pointers

• I-beamI-beam•Big arrowBig arrow•4-headed arrow4-headed arrow•2-headed arrow2-headed arrow•Pointing fingerPointing finger•Open handOpen hand

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Other Mouse InfoOther Mouse Info

•Use a mouse padUse a mouse pad•Clean the mouseClean the mouse•Cordless mouseCordless mouse

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Customize the MouseCustomize the Mouse

•Left-handed usersLeft-handed users•Mouse speedMouse speed•Mouse size/colorMouse size/color•Mouse trailsMouse trails

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KeyboardKeyboard

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Types of Keyboard KeysTypes of Keyboard Keys

•Typing keysTyping keys•Moving keysMoving keys•Command/function keysCommand/function keys•Status keys & lightsStatus keys & lights

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Typing KeysTyping Keys

•““Qwerty” keysQwerty” keys•Numbers on topNumbers on top•Numeric keypadNumeric keypad•Space barSpace bar•Delete vs. BackspaceDelete vs. Backspace

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Moving KeysMoving Keys

•Arrow/cursor keysArrow/cursor keys•Page Up/DownPage Up/Down•Home/EndHome/End•Insert vs TypeoverInsert vs Typeover

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Command/Function KeysCommand/Function Keys

•Enter keyEnter key•Escape KeyEscape Key•Caps Lock & Shift KeysCaps Lock & Shift Keys•Ctrl & Alt KeysCtrl & Alt Keys•Function KeysFunction Keys

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Status Keys & LightsStatus Keys & Lights

•Num Lock (for keypad)Num Lock (for keypad)•Caps LockCaps Lock•Scroll LockScroll Lock

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Keyboard TypesKeyboard Types

•Standard 101-key Standard 101-key (“clicky” vs. silent)(“clicky” vs. silent)

•Microsoft NaturalMicrosoft Natural•Keyboard with mouseKeyboard with mouse•Non-standard key sizes Non-standard key sizes

for small portablesfor small portables