Tuesday, November 25, 2014
Zero level computers
https://drive.google.com/file/d/0Bz_n1eyQmNK7RFhDQTlYdWxXdkE/edit?usp=docslist_api
Wednesday, September 17, 2014
More than 100 Keyboard Shortcuts
More than 100 Keyboard Shortcuts
Keyboard Shortcuts (Microsoft Windows)
1. CTRL+C (Copy)
2. CTRL+X (Cut)
... 3. CTRL+V (Paste)
4. CTRL+Z (Undo)
5. DELETE (Delete)
6. SHIFT+DELETE (Delete the selected item permanently without placing the item in the Recycle Bin)
7. CTRL while dragging an item (Copy the selected item)
8. CTRL+SHIFT while dragging an item (Create a shortcut to the selected item)
9. F2 key (Rename the selected item)
10. CTRL+RIGHT ARROW (Move the insertion point to the beginning of the next word)
11. CTRL+LEFT ARROW (Move the insertion point to the beginning of the previous word)
12. CTRL+DOWN ARROW (Move the insertion point to the beginning of the next paragraph)
13. CTRL+UP ARROW (Move the insertion point to the beginning of the previous paragraph)
14. CTRL+SHIFT with any of the arrow keys (Highlight a block of text)
SHIFT with any of the arrow keys (Select more than one item in a window or on the desktop, or select text in a document)
15. CTRL+A (Select all)
16. F3 key (Search for a file or a folder)
17. ALT+ENTER (View the properties for the selected item)
18. ALT+F4 (Close the active item, or quit the active program)
19. ALT+ENTER (Display the properties of the selected object)
20. ALT+SPACEBAR (Open the shortcut menu for the active window)
21. CTRL+F4 (Close the active document in programs that enable you to have multiple documents opensimultaneously)
22. ALT+TAB (Switch between the open items)
23. ALT+ESC (Cycle through items in the order that they had been opened)
24. F6 key (Cycle through the screen elements in a window or on the desktop)
25. F4 key (Display the Address bar list in My Computer or Windows Explorer)
26. SHIFT+F10 (Display the shortcut menu for the selected item)
27. ALT+SPACEBAR (Display the System menu for the active window)
28. CTRL+ESC (Display the Start menu)
29. ALT+Underlined letter in a menu name (Display the corresponding menu) Underlined letter in a command name on an open menu (Perform the corresponding command)
30. F10 key (Activate the menu bar in the active program)
31. RIGHT ARROW (Open the next menu to the right, or open a submenu)
32. LEFT ARROW (Open the next menu to the left, or close a submenu)
33. F5 key (Update the active window)
34. BACKSPACE (View the folder onelevel up in My Computer or Windows Explorer)
35. ESC (Cancel the current task)
36. SHIFT when you insert a CD-ROMinto the CD-ROM drive (Prevent the CD-ROM from automatically playing)
Dialog Box - Keyboard Shortcuts
1. CTRL+TAB (Move forward through the tabs)
2. CTRL+SHIFT+TAB (Move backward through the tabs)
3. TAB (Move forward through the options)
4. SHIFT+TAB (Move backward through the options)
5. ALT+Underlined letter (Perform the corresponding command or select the corresponding option)
6. ENTER (Perform the command for the active option or button)
7. SPACEBAR (Select or clear the check box if the active option is a check box)
8. Arrow keys (Select a button if the active option is a group of option buttons)
9. F1 key (Display Help)
10. F4 key (Display the items in the active list)
11. BACKSPACE (Open a folder one level up if a folder is selected in the Save As or Open dialog box)
1. CTRL+C (Copy)
2. CTRL+X (Cut)
... 3. CTRL+V (Paste)
4. CTRL+Z (Undo)
5. DELETE (Delete)
6. SHIFT+DELETE (Delete the selected item permanently without placing the item in the Recycle Bin)
7. CTRL while dragging an item (Copy the selected item)
8. CTRL+SHIFT while dragging an item (Create a shortcut to the selected item)
9. F2 key (Rename the selected item)
10. CTRL+RIGHT ARROW (Move the insertion point to the beginning of the next word)
11. CTRL+LEFT ARROW (Move the insertion point to the beginning of the previous word)
12. CTRL+DOWN ARROW (Move the insertion point to the beginning of the next paragraph)
13. CTRL+UP ARROW (Move the insertion point to the beginning of the previous paragraph)
14. CTRL+SHIFT with any of the arrow keys (Highlight a block of text)
SHIFT with any of the arrow keys (Select more than one item in a window or on the desktop, or select text in a document)
15. CTRL+A (Select all)
16. F3 key (Search for a file or a folder)
17. ALT+ENTER (View the properties for the selected item)
18. ALT+F4 (Close the active item, or quit the active program)
19. ALT+ENTER (Display the properties of the selected object)
20. ALT+SPACEBAR (Open the shortcut menu for the active window)
21. CTRL+F4 (Close the active document in programs that enable you to have multiple documents opensimultaneously)
22. ALT+TAB (Switch between the open items)
23. ALT+ESC (Cycle through items in the order that they had been opened)
24. F6 key (Cycle through the screen elements in a window or on the desktop)
25. F4 key (Display the Address bar list in My Computer or Windows Explorer)
26. SHIFT+F10 (Display the shortcut menu for the selected item)
27. ALT+SPACEBAR (Display the System menu for the active window)
28. CTRL+ESC (Display the Start menu)
29. ALT+Underlined letter in a menu name (Display the corresponding menu) Underlined letter in a command name on an open menu (Perform the corresponding command)
30. F10 key (Activate the menu bar in the active program)
31. RIGHT ARROW (Open the next menu to the right, or open a submenu)
32. LEFT ARROW (Open the next menu to the left, or close a submenu)
33. F5 key (Update the active window)
34. BACKSPACE (View the folder onelevel up in My Computer or Windows Explorer)
35. ESC (Cancel the current task)
36. SHIFT when you insert a CD-ROMinto the CD-ROM drive (Prevent the CD-ROM from automatically playing)
Dialog Box - Keyboard Shortcuts
1. CTRL+TAB (Move forward through the tabs)
2. CTRL+SHIFT+TAB (Move backward through the tabs)
3. TAB (Move forward through the options)
4. SHIFT+TAB (Move backward through the options)
5. ALT+Underlined letter (Perform the corresponding command or select the corresponding option)
6. ENTER (Perform the command for the active option or button)
7. SPACEBAR (Select or clear the check box if the active option is a check box)
8. Arrow keys (Select a button if the active option is a group of option buttons)
9. F1 key (Display Help)
10. F4 key (Display the items in the active list)
11. BACKSPACE (Open a folder one level up if a folder is selected in the Save As or Open dialog box)
Microsoft Natural Keyboard Shortcuts
1. Windows Logo (Display or hide the Start menu)
2. Windows Logo+BREAK (Display the System Properties dialog box)
3. Windows Logo+D (Display the desktop)
4. Windows Logo+M (Minimize all of the windows)
5. Windows Logo+SHIFT+M (Restorethe minimized windows)
6. Windows Logo+E (Open My Computer)
7. Windows Logo+F (Search for a file or a folder)
8. CTRL+Windows Logo+F (Search for computers)
9. Windows Logo+F1 (Display Windows Help)
10. Windows Logo+ L (Lock the keyboard)
11. Windows Logo+R (Open the Run dialog box)
12. Windows Logo+U (Open Utility Manager)
13. Accessibility Keyboard Shortcuts
14. Right SHIFT for eight seconds (Switch FilterKeys either on or off)
15. Left ALT+left SHIFT+PRINT SCREEN (Switch High Contrast either on or off)
16. Left ALT+left SHIFT+NUM LOCK (Switch the MouseKeys either on or off)
17. SHIFT five times (Switch the StickyKeys either on or off)
18. NUM LOCK for five seconds (Switch the ToggleKeys either on or off)
19. Windows Logo +U (Open Utility Manager)
20. Windows Explorer Keyboard Shortcuts
21. END (Display the bottom of the active window)
22. HOME (Display the top of the active window)
23. NUM LOCK+Asterisk sign (*) (Display all of the subfolders that are under the selected folder)
24. NUM LOCK+Plus sign (+) (Display the contents of the selected folder)
1. Windows Logo (Display or hide the Start menu)
2. Windows Logo+BREAK (Display the System Properties dialog box)
3. Windows Logo+D (Display the desktop)
4. Windows Logo+M (Minimize all of the windows)
5. Windows Logo+SHIFT+M (Restorethe minimized windows)
6. Windows Logo+E (Open My Computer)
7. Windows Logo+F (Search for a file or a folder)
8. CTRL+Windows Logo+F (Search for computers)
9. Windows Logo+F1 (Display Windows Help)
10. Windows Logo+ L (Lock the keyboard)
11. Windows Logo+R (Open the Run dialog box)
12. Windows Logo+U (Open Utility Manager)
13. Accessibility Keyboard Shortcuts
14. Right SHIFT for eight seconds (Switch FilterKeys either on or off)
15. Left ALT+left SHIFT+PRINT SCREEN (Switch High Contrast either on or off)
16. Left ALT+left SHIFT+NUM LOCK (Switch the MouseKeys either on or off)
17. SHIFT five times (Switch the StickyKeys either on or off)
18. NUM LOCK for five seconds (Switch the ToggleKeys either on or off)
19. Windows Logo +U (Open Utility Manager)
20. Windows Explorer Keyboard Shortcuts
21. END (Display the bottom of the active window)
22. HOME (Display the top of the active window)
23. NUM LOCK+Asterisk sign (*) (Display all of the subfolders that are under the selected folder)
24. NUM LOCK+Plus sign (+) (Display the contents of the selected folder)
MMC Console keyboard shortcuts
1. SHIFT+F10 (Display the Action shortcut menu for the selected item)
2. F1 key (Open the Help topic, if any, for the selected item)
3. F5 key (Update the content of all console windows)
4. CTRL+F10 (Maximize the active console window)
5. CTRL+F5 (Restore the active console window)
6. ALT+ENTER (Display the Properties dialog box, if any, for theselected item)
7. F2 key (Rename the selected item)
8. CTRL+F4 (Close the active console window. When a console has only one console window, this shortcut closes the console)
2. F1 key (Open the Help topic, if any, for the selected item)
3. F5 key (Update the content of all console windows)
4. CTRL+F10 (Maximize the active console window)
5. CTRL+F5 (Restore the active console window)
6. ALT+ENTER (Display the Properties dialog box, if any, for theselected item)
7. F2 key (Rename the selected item)
8. CTRL+F4 (Close the active console window. When a console has only one console window, this shortcut closes the console)
Remote Desktop Connection Navigation
1. CTRL+ALT+END (Open the Microsoft Windows NT Security dialog box)
2. ALT+PAGE UP (Switch between programs from left to right)
3. ALT+PAGE DOWN (Switch between programs from right to left)
4. ALT+INSERT (Cycle through the programs in most recently used order)
5. ALT+HOME (Display the Start menu)
6. CTRL+ALT+BREAK (Switch the client computer between a window and a full screen)
7. ALT+DELETE (Display the Windows menu)
8. CTRL+ALT+Minus sign (-) (Place a snapshot of the active window in the client on the Terminal server clipboard and provide the same functionality as pressing PRINT SCREEN on a local computer.)
9. CTRL+ALT+Plus sign (+) (Place asnapshot of the entire client window area on the Terminal server clipboardand provide the same functionality aspressing ALT+PRINT SCREEN on a local computer.)
1. CTRL+ALT+END (Open the Microsoft Windows NT Security dialog box)
2. ALT+PAGE UP (Switch between programs from left to right)
3. ALT+PAGE DOWN (Switch between programs from right to left)
4. ALT+INSERT (Cycle through the programs in most recently used order)
5. ALT+HOME (Display the Start menu)
6. CTRL+ALT+BREAK (Switch the client computer between a window and a full screen)
7. ALT+DELETE (Display the Windows menu)
8. CTRL+ALT+Minus sign (-) (Place a snapshot of the active window in the client on the Terminal server clipboard and provide the same functionality as pressing PRINT SCREEN on a local computer.)
9. CTRL+ALT+Plus sign (+) (Place asnapshot of the entire client window area on the Terminal server clipboardand provide the same functionality aspressing ALT+PRINT SCREEN on a local computer.)
Microsoft Internet Explorer Keyboard Shortcuts
1. CTRL+B (Open the Organize Favorites dialog box)
2. CTRL+E (Open the Search bar)
3. CTRL+F (Start the Find utility)
4. CTRL+H (Open the History bar)
5. CTRL+I (Open the Favorites bar)
6. CTRL+L (Open the Open dialog box)
7. CTRL+N (Start another instance of the browser with the same Web address)
8. CTRL+O (Open the Open dialog box,the same as CTRL+L)
9. CTRL+P (Open the Print dialog box)
10. CTRL+R (Update the current Web page)
11. CTRL+W (Close the current window)
1. CTRL+B (Open the Organize Favorites dialog box)
2. CTRL+E (Open the Search bar)
3. CTRL+F (Start the Find utility)
4. CTRL+H (Open the History bar)
5. CTRL+I (Open the Favorites bar)
6. CTRL+L (Open the Open dialog box)
7. CTRL+N (Start another instance of the browser with the same Web address)
8. CTRL+O (Open the Open dialog box,the same as CTRL+L)
9. CTRL+P (Open the Print dialog box)
10. CTRL+R (Update the current Web page)
11. CTRL+W (Close the current window)
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Tuesday, July 29, 2014
computer quiz1
1. Electronic Data Interchange (EDI) is commonly used in what industry?
1. Hardware Development 2. E-commerce 3.Web Design
4. Video Production 5. Software Development
Correct Ans: 2
2. Which of the following programs is not included in all editions of MS Office?
1. Word 2. PowerPoint 3.Excel
4. Access 5. None of these
Correct Ans: 4
3. A software that is not protected by copyright or trademark is ……
1. Vertical Market Software
2. Public Domain Software
3. Application Software
4. Adware
5. Shareware Software
Correct Ans: 2
4. Which of the following programming languages is associated with Artificial Intelligence?
1. B 2.A++ 3. C++
4. PROLOG 5. JAVA
Correct Ans: 4
5. AltaVista is a(n)
1. Software 2. Search engine 3.Hardawre
4. Antivirus 5. Language
Correct Ans: 2
6. The term Hard copy is related to:
1. Output displayed on Monitor 2. Storing data on Hard Disk 3. Printouts
4. Scanned Image 5. None of these
Correct Ans: 3
7. MIME is an acronym for
1. Multiprogramming Internet Mail Extension
2. Multicasting Internet Mail Extension
3. Multiple Internet Mail Extension
4. Multipurpose Internet Mail Extension
5. None of these
Correct Ans: 4
8. Any crime that involves a Computer and a Network is called:
1. Trojan Horse 2. Identity Theft 3.Phishing
4. Cyber crime 5. Malware
Correct Ans: 4
9. Which of the following generation computers is referred to an expert system?
1. Fifth 2. Third 3.Second
4. First 5. Fourth
Correct Ans: 1
10. Which of the following is the product of data processing?
1. data 2. Program 3.Hardware
4. information 5. All of the above
Correct Ans: 4
11. The process of putting data into a storage location is called __________.
1. hand shaking 2. Reading 3.Controlling
4. writing 5. Both 2 and 4
Correct Ans: 4
12. A temporary storage area, attached to the CPU, for I/O operations, is a
1. ROM 2. Buffer 3.Channel
4. Dual Core 5. RAM
Correct Ans: 2
13. The retrieval of information from the computer is defined as –
1. collection of data 2. Input 3.Output
4. data output collection 5. Motherboard
Correct Ans: 3
14. Which of the following was the first Intel processor introduced?
1. 3060 2. 4004 3.8886
4. 8080 5. None of these
Correct Ans: 2
15. What is clip art ?
1. Graphic 2. Picture 3.Both (2) & (4)
4. Text 5. None of these
Correct Ans: 3
16. Which is considered a direct entry input device?
1. Mouse 2. Optical scanner 3.Light pen
4. Keyboard 5. All of the above
Correct Ans: 5
17. —————and ———— is/are mostly used input device.
1. Keyboard, mouse 2. Scanner, Monitor 3. Digital camera, printer
1. Keyboard, mouse 2. Scanner, Monitor 3. Digital camera, printer
4. Microphone ups 5. None of these
Correct Ans: 1
18. A/an ———— converts and executes one statement at a time.
1. Converter 2. Compiler 3.Debugging
4. Interpreter 5. None of these
Correct Ans: 4
19. The keys of a keyboard are——-
1. Alphanumeric key 2. Functional key 3.Caps lock key
4. Shift key 5. All of the above
Correct Ans: 5
20. Which of the following is not an impact printer?
1. Data matrix printer 2. Laser printer 3.Daisy Wheel printer
4. Either 2 or 3 5. Dot matrix
Correct Ans: 2
21. Hard disk can have ………….. heads
1. Zero 2. More than two 3 Two
4. One 5. None of these
Correct Ans: 2
22. What is the name of software that allows us to browse the webpages ?
1. Link 2. Browser 3.Mail client
4. Messenger 5. url
Correct Ans: 2
23. A co-processor used for ……….
1. Improve performance of business application
2. Track errors in the CPU
3. Improve the speed of mathematical calculations and processes
4. Enhance main memory
5. Improve hardware
Correct Ans: 3
24. A ———— is a pre designed document that already has coordinating fonts, a layout and back grounds.
1. Guide 2. Router 3. Template
4. Ruler 5. None of these
Correct Ans: 3
25. Which of the following elements of a word document can be displayed in colour?
1. Only text
2. Only graphics
3. All elements, but only if you have a colour printer
4. All elements
5. Nothing can display
Correct Ans: 4
26. You click at B to make the text —————
1. Blue 2. Bold 3.Center text
4. Italic 5. Black
Correct Ans: 2
27. Data that is copied form an application is stored in the ……….
1. RAM 2. CPU 3.Prompt
4. Clipboard 5. Motherboard
Correct Ans: 4
28 A web sites main page is called as —————-
1. Website page 2. Home page 3.Search page
4. Browser page 5. None of these
Correct Ans: 1
29. An error in a computer program—
1. Phishing 2. Crash 3.Bug
4. Virus 5. Antivirus
Correct Ans: 3
30. What is output ?
1. What the user gives to the processor
2. What the processor gives to the user
3. What the processor takes from the user
4. All of the above
5. None of these
Correct Ans: 2
31. The component of a computer system with the circuitry to control interpretation and execution of an instruction is known as ______.
1. CPU 2. ALU 3.Control
4. Memory 5. Motherboard
Correct Ans: 4
32. Window’s settings are recorded in—–.
1. WINDOW.INI 2. WIN.INI 3.SYSTEM.IN
4. TEMP.INI 5. Exe
Correct Ans: 2
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