✅ Which one of the following is not a computer virus?
Anonymous Quiz
14%
Code Red
45%
CryptoLocker
22%
Conficker
19%
Code Black
✅ Which shortcut key is used to replace a word in Ms-word?
Anonymous Quiz
8%
Ctrl+K
14%
Ctrl+M
75%
Ctrl+H
4%
Ctrl+T
✅ A printer that cannot be used to print graphics is:
Anonymous Quiz
10%
Inkjet Printers
18%
Thermal Printer
65%
Line Printer
7%
Laser Printer
✅ _________ port is also known as COM port?
Anonymous Quiz
27%
Serial port
39%
Parallel port
29%
RJ-45 port
4%
RJ-15 port
✅ Which of these devices performs both input and output functions?
Anonymous Quiz
5%
Speaker
11%
Monitor
77%
Modem
7%
Scanner
✅ What is the extention form of FLOPS?
Anonymous Quiz
4%
Flat Point Operations Per Second
86%
Floating Point Operations Per Second
5%
Flying Point Operations Per Second
5%
Flash Point Operator Per Second
🟥 What is the extension form of FLOPS?
Anonymous Quiz
6%
Flat Point Operations Per Second
76%
Floating Point Operations Per Second
7%
Flying Point Operations Per Second
11%
Flash Point Operator Per Second
🟥 An example of a track ball is-
Anonymous Quiz
8%
Programming Device's
14%
Of output devices
75%
Pointing device
3%
Of Printing Device
🟥 Which of these devices performs both input and output functions?
Anonymous Quiz
8%
Speaker
19%
Monitor
58%
Modem
15%
Scanner
🟥 Which shortcut key is used to replace a word in Ms-word?
Anonymous Quiz
15%
Ctrl+K
20%
Ctrl+M
55%
Ctrl+H
9%
Ctrl+T
🟥 A printer that cannot be used to print graphics is:
Anonymous Quiz
18%
Inkjet Printers
28%
Thermal Printer
43%
Line Printer
11%
Laser Printer
🖥 COMPUTER ABBREVIATION
● API ➾ Application Programming Interface
● ASCII ➾ American Standard for Information Interchange
● ATM ➾ Automated Teller Machine
● ADF ➾ Automatic Document Feeder
● BINAC ➾ Binary Automatic Computer
● API ➾ Application Programming Interface
● ASCII ➾ American Standard for Information Interchange
● ATM ➾ Automated Teller Machine
● ADF ➾ Automatic Document Feeder
● BINAC ➾ Binary Automatic Computer
🖥 COMPUTER GLOSSARY
❗️Access Time ❗️
➭ The time interval between the instance at which data is called from a storage device and the instance when delivery begins.
❗️Accumulator ❗️
➭ A local storage area called a register, in which the result of an arithmetic and logic operation is formed.
❗️Active Cell ❗️
➭ It refers to the currently selected cell in a spreadsheet. It can be identified by a bold outline that surrounds the cells.
❗️Active Window ❗️
➭ It is the currently focused window in the current window manager.
❗️Access Time ❗️
➭ The time interval between the instance at which data is called from a storage device and the instance when delivery begins.
❗️Accumulator ❗️
➭ A local storage area called a register, in which the result of an arithmetic and logic operation is formed.
❗️Active Cell ❗️
➭ It refers to the currently selected cell in a spreadsheet. It can be identified by a bold outline that surrounds the cells.
❗️Active Window ❗️
➭ It is the currently focused window in the current window manager.
1.For What work Photoshop is used ?
A) For Graphics
B) For Animation
C) For Programming
D) For Typing
Correct Answer : A
2. Which company made Image Ready?
A) Adobe Systems
B) Citrix Systems
C) Cisco Systems
D) Microsoft
Correct Answer : A
3. What is File Extension in Photoshop?
A) Bmp
B) Tiff
C) Psd
D) Txt
Correct Answer : C
4. Which menu contains the duplicate layer option in Photoshop?
A) Image
B) Layer
C) Filter
D) Edit
Correct Answer : B
5. Which of these software is using the Gradient tool?
A) Page maker
B) Painting
C) Photoshop
D) All of these
Correct Answer : C
6. Full form of DPI-
A) Dots per inch
B) Dots per ink
C) Disk Point Inch
D) Display per inch
Correct Answer : A
7. What is the full form of RGB ?
A) Red Green Black
B) Red Gray Black
C) Red Green Blue
D) Red Gray Blue
Correct Answer : C
8. What is the meaning of CMYK?
A) Cream Magenta Yellow Kole
B) Cyan Magenta Yellow Blue
C) Cyan Magenta Yellow Brown
D) Cyan Magenta Yellow Black
Correct Answer : D
9. Which of these formats supports Transparency?
A) Jpeg
B) Png
C) Gif
D) Jpg
Correct Answer : B
10. The full form of GIF –
A) Graphics Interchange Format
B) Graphics inter file
C) Gray-scale Interchange file
D) Graphics Interchange file
Correct Answer : A
11. In which of these formats does not change the image quality when the image is saved?
A) Tiff
B) Jpeg
C) Png
D) Gif
Correct Answer : A
12. Which one of these formats is not an image format?
A) EPS
B) PCX
C) WPG
D) DPI
Correct Answer : D
13. What is the meaning of S in HSB color model ?
A) Color
B) Saturation
C) Brightness
D) All of these
Correct Answer : B
14. Which color mode is used for printing?
A) RGB
B) CMYK
C) Gray Scale
D) BMP
Correct Answer : B
15. Examples of Vector Image are-
A) EPS
B) BMP
C) GIF
D) JPG
Correct Answer : A
16. What kind of colors are red, yellow and blue?
A) Primary
B) Secondary
C) Tertiary
D) Complementary
Correct Answer : A
17. When did Photoshop start?
A) 1985
B) 1986
C) 1987
D) 1988
Correct Answer : D
18. Photoshop launched by which company?
A) Adobe
B) Aldus
C) EULA
D) Microsoft
Correct Answer : A
19. The images are made of ____
A) DPI
B) Pixels
C) Drawing
D) Pictures
Correct Answer : B
20. By using which of these options, a new file is created in Photoshop
A) File > New
B) File > Open
C) Create > New
D) Start > New File
Correct Answer : A
21. What is the shortcut key to create a duplicate layer of a layer?
A) Ctrl+J
B) Ctrl+T
C) Ctrl+N
D) Ctrl+D
Correct Answer : A
22. What is the shortcut key to create a new file in Photoshop?
A) File, new
B) Ctrl + N
C) Ctrl+Shift+N
D) Shift+N
Correct Answer : B
23. Which of these color models is not in Photoshop?
A) RGB
B) LAB
C) CNYK
D) HSB
Correct Answer : C
24. Raster Image is also known as …………
A) Color Image
B) Bitmap Image
C) Curve Image
D) Graphic Image
Correct Image : B
25. What types of graphics are made of Pixels?
A) Raster Image
B) Vector Graphics
C) A and B Both
D) None of these
Correct Answer : A
A) For Graphics
B) For Animation
C) For Programming
D) For Typing
Correct Answer : A
2. Which company made Image Ready?
A) Adobe Systems
B) Citrix Systems
C) Cisco Systems
D) Microsoft
Correct Answer : A
3. What is File Extension in Photoshop?
A) Bmp
B) Tiff
C) Psd
D) Txt
Correct Answer : C
4. Which menu contains the duplicate layer option in Photoshop?
A) Image
B) Layer
C) Filter
D) Edit
Correct Answer : B
5. Which of these software is using the Gradient tool?
A) Page maker
B) Painting
C) Photoshop
D) All of these
Correct Answer : C
6. Full form of DPI-
A) Dots per inch
B) Dots per ink
C) Disk Point Inch
D) Display per inch
Correct Answer : A
7. What is the full form of RGB ?
A) Red Green Black
B) Red Gray Black
C) Red Green Blue
D) Red Gray Blue
Correct Answer : C
8. What is the meaning of CMYK?
A) Cream Magenta Yellow Kole
B) Cyan Magenta Yellow Blue
C) Cyan Magenta Yellow Brown
D) Cyan Magenta Yellow Black
Correct Answer : D
9. Which of these formats supports Transparency?
A) Jpeg
B) Png
C) Gif
D) Jpg
Correct Answer : B
10. The full form of GIF –
A) Graphics Interchange Format
B) Graphics inter file
C) Gray-scale Interchange file
D) Graphics Interchange file
Correct Answer : A
11. In which of these formats does not change the image quality when the image is saved?
A) Tiff
B) Jpeg
C) Png
D) Gif
Correct Answer : A
12. Which one of these formats is not an image format?
A) EPS
B) PCX
C) WPG
D) DPI
Correct Answer : D
13. What is the meaning of S in HSB color model ?
A) Color
B) Saturation
C) Brightness
D) All of these
Correct Answer : B
14. Which color mode is used for printing?
A) RGB
B) CMYK
C) Gray Scale
D) BMP
Correct Answer : B
15. Examples of Vector Image are-
A) EPS
B) BMP
C) GIF
D) JPG
Correct Answer : A
16. What kind of colors are red, yellow and blue?
A) Primary
B) Secondary
C) Tertiary
D) Complementary
Correct Answer : A
17. When did Photoshop start?
A) 1985
B) 1986
C) 1987
D) 1988
Correct Answer : D
18. Photoshop launched by which company?
A) Adobe
B) Aldus
C) EULA
D) Microsoft
Correct Answer : A
19. The images are made of ____
A) DPI
B) Pixels
C) Drawing
D) Pictures
Correct Answer : B
20. By using which of these options, a new file is created in Photoshop
A) File > New
B) File > Open
C) Create > New
D) Start > New File
Correct Answer : A
21. What is the shortcut key to create a duplicate layer of a layer?
A) Ctrl+J
B) Ctrl+T
C) Ctrl+N
D) Ctrl+D
Correct Answer : A
22. What is the shortcut key to create a new file in Photoshop?
A) File, new
B) Ctrl + N
C) Ctrl+Shift+N
D) Shift+N
Correct Answer : B
23. Which of these color models is not in Photoshop?
A) RGB
B) LAB
C) CNYK
D) HSB
Correct Answer : C
24. Raster Image is also known as …………
A) Color Image
B) Bitmap Image
C) Curve Image
D) Graphic Image
Correct Image : B
25. What types of graphics are made of Pixels?
A) Raster Image
B) Vector Graphics
C) A and B Both
D) None of these
Correct Answer : A
🖥 COMPUTER ABBREVIATION
● AL ➾ Active Link
● ALGOL ➾ Algorithmic Language
● ALU ➾ Arithmetic Logic Unit
● AM ➾ Active Monitor
● APCI ➾ Application-Layer Protocol Control Information
● AL ➾ Active Link
● ALGOL ➾ Algorithmic Language
● ALU ➾ Arithmetic Logic Unit
● AM ➾ Active Monitor
● APCI ➾ Application-Layer Protocol Control Information
🖥 COMPUTER ABBREVIATION
● AD ➾ Active Directory
● ADC ➾ Analog to Digital Converter
● ARP ➾ Address Resolution Protocol
● AH ➾ Active Hub
● AI ➾ Artificial Intelligence
● AD ➾ Active Directory
● ADC ➾ Analog to Digital Converter
● ARP ➾ Address Resolution Protocol
● AH ➾ Active Hub
● AI ➾ Artificial Intelligence
All Generation of Computer 🖥️
🖥️ First Generation - 1940s-1950s Vacuum tube based
🖥️ Second Generation - 1950s-1960s Transistor based
🖥️ Third Generation - 1960s-1970s Integrated circuit based
🖥️ Fourth Generation - 1970s-present Microprocessor based
🖥️ Fifth Generation - The present and the future Artificial intelligence based
🖥️ First Generation - 1940s-1950s Vacuum tube based
🖥️ Second Generation - 1950s-1960s Transistor based
🖥️ Third Generation - 1960s-1970s Integrated circuit based
🖥️ Fourth Generation - 1970s-present Microprocessor based
🖥️ Fifth Generation - The present and the future Artificial intelligence based
🌺 Full Forms of Computer Abbreviations
☞ ABC : Tans off – Berry computer
☞ A/D : Analog to digital
☞ GP : Graphics port
☞ AI : Artificial intelligence
☞ ALGOL : Algorithmic Language
☞ ALU : Arithmetic Logic Unit
☞ AM : Amplitude Modulation
☞ AMD : Advanced Micro Devices
☞ ANSI : American National standards Institute
☞ ARPNET : Advanced Research Project Agency Network
☞ ASIC : Application specific Integration circuit
☞ ASCII : Americna Standard code for Information Interchange
☞ ATM : Asynchronous Transfer Mode/Automatic Teller Machine
☞ BARC : Bhabha Atomic Research centre
☞ Basic : Beginners‟ All – Purpose symbolic In-suction code
☞ BCD : Binary coded Decimal
☞ BEMA : Business Equipment Manufactures association
☞ BIOS : Basic Input Output system
☞ BCR : Bar code Reader
☞ BPI : Bytes per Inch
☞ BPS : Bits Per Second
☞ BSNL : Bhrat Snchar Nigm Limited
☞ CAD : Computer Aided Design
☞ CAL : Computer Aided Leering
☞ CAM : Computer Aided Manufacturing
☞ CD : Compact Disk
☞ C-DAC : Centre for Development of Advanced computing
☞ C-DOT : Centre for Development of Telemetric
☞ CD-R : Compact Disk-Recordable
☞ CD-ROM : Compact Disk-Read only Memory
☞ CD-R/W : Compact Disk-Read/Write
☞ Class : Computer Literacy and Studies in school
☞ CMOS : Complementary Metal oxide semiconductor
☞ COBOL : Common business oriented Language
☞ CMY : Cyan – Magenta – Yellow
☞ Comal : Common Algorithmic Language
☞ CPI : Character Per Inch
☞ CPS : Central Processing Unit
☞ CRS : Compueriesed Reservation system
☞ CRT : Cathode Ray tube
☞ CTS : Clear to send
☞ CU : Control Unit
☞ D/a : Digital – to – Analog
☞ DBMS : Data Base Management system
☞ DDS : Digital Data Storage
☞ DEC : Digital Equipment Corporation
☞ DOS : Disk Operating system
☞ DPI : Dots per Inch
☞ DRDO : Defense Research and Development Organization
☞ DSHD : Double sided high Density
☞ DTP : Desk op publishing
☞ DTR : Data Terminal Ready
☞ DTS : Digital theater system
☞ DVD : Digital Video/Versatile Disk
☞ E-business : Electronicd business
☞ E-Commerce : Electronic Commerce
☞ E-Mail : Electronic Mail
☞ EBCDIC : Exended binary coded Decimal In terchange Code
☞ EDP : Electronic data processing
☞ EEPROM : Electrically Erasable programmable Read only memory
☞ EFT : Electronic fund Transfer
☞ ENIAC : Electronic Numerical integrator and calculator
☞ EPROM : Erasable programmable Read ony Memory
☞ ERNET : Education and Research Network
☞ EXE : Execution
☞ FAT : file allocation table
☞ FD : Floppy disk
☞ FDM : Frequency division multiplexing
☞ FET : Eifel Effect Transitory
☞ FIFO : First – In, First – out
☞ FILO : First In, Last Out
☞ FM : Frequency Modulation
☞ Fortran : Formula translation
☞ FSK : Frequency shift Keying
☞ FTP : file Transfer Protocol
☞ GB : Giga Bytes
☞ GIGO : Garbage in garbage out
☞ GIS : Geographical information system
☞ GPL : general public license
☞ GPS : Global positioning system
☞ GUI : Graphical user interface
☞ HLL : High Level Language
☞ HP : Hewlett Packard
☞ HTML : Hyper Text Markup Language
☞ HTTP : Hyper Text Tranfer Protocol
☞ IBM : International business Machines
☞ IC : Integrated Circuit
☞ I/O : Input – Output
☞ IP : Internet Protocol
☞ IRC : Internet Relay chat
☞ ISDN : Integrated services digital Network
☞ ISH : Information super highway
☞ ISO : International standards Organization
☞ ISP : Internet service provider
☞ IT : Information technology
☞ JPEG : Joint Photographic expert group
☞ JRE : Jav Runtime Engine
☞ JSP : Java Server pages
☞ KB : Kilo bytes
☞ KIPS : Knowledge information processing system
☞ LAN : Local Area Network
☞ Laser : Light amplification for stimulated emission of radiation
☞ LCD : Liquid crystal display
☞ LD : Laser diode
☞ LEd : Light – Emitting diode
☞ LISP : Lit processing
☞ LLL : Low Level language
☞ LSD : Least significant digit
☞ LSI : Least significant digit
☞ LSI : Large scale integration
☞ MAN : Metropolitan Area Network
☞ MB : Mega Bytes
☞ MHz : Mega Hertz
☞ MICR : Magnetic Ink character recognition
☞ ABC : Tans off – Berry computer
☞ A/D : Analog to digital
☞ GP : Graphics port
☞ AI : Artificial intelligence
☞ ALGOL : Algorithmic Language
☞ ALU : Arithmetic Logic Unit
☞ AM : Amplitude Modulation
☞ AMD : Advanced Micro Devices
☞ ANSI : American National standards Institute
☞ ARPNET : Advanced Research Project Agency Network
☞ ASIC : Application specific Integration circuit
☞ ASCII : Americna Standard code for Information Interchange
☞ ATM : Asynchronous Transfer Mode/Automatic Teller Machine
☞ BARC : Bhabha Atomic Research centre
☞ Basic : Beginners‟ All – Purpose symbolic In-suction code
☞ BCD : Binary coded Decimal
☞ BEMA : Business Equipment Manufactures association
☞ BIOS : Basic Input Output system
☞ BCR : Bar code Reader
☞ BPI : Bytes per Inch
☞ BPS : Bits Per Second
☞ BSNL : Bhrat Snchar Nigm Limited
☞ CAD : Computer Aided Design
☞ CAL : Computer Aided Leering
☞ CAM : Computer Aided Manufacturing
☞ CD : Compact Disk
☞ C-DAC : Centre for Development of Advanced computing
☞ C-DOT : Centre for Development of Telemetric
☞ CD-R : Compact Disk-Recordable
☞ CD-ROM : Compact Disk-Read only Memory
☞ CD-R/W : Compact Disk-Read/Write
☞ Class : Computer Literacy and Studies in school
☞ CMOS : Complementary Metal oxide semiconductor
☞ COBOL : Common business oriented Language
☞ CMY : Cyan – Magenta – Yellow
☞ Comal : Common Algorithmic Language
☞ CPI : Character Per Inch
☞ CPS : Central Processing Unit
☞ CRS : Compueriesed Reservation system
☞ CRT : Cathode Ray tube
☞ CTS : Clear to send
☞ CU : Control Unit
☞ D/a : Digital – to – Analog
☞ DBMS : Data Base Management system
☞ DDS : Digital Data Storage
☞ DEC : Digital Equipment Corporation
☞ DOS : Disk Operating system
☞ DPI : Dots per Inch
☞ DRDO : Defense Research and Development Organization
☞ DSHD : Double sided high Density
☞ DTP : Desk op publishing
☞ DTR : Data Terminal Ready
☞ DTS : Digital theater system
☞ DVD : Digital Video/Versatile Disk
☞ E-business : Electronicd business
☞ E-Commerce : Electronic Commerce
☞ E-Mail : Electronic Mail
☞ EBCDIC : Exended binary coded Decimal In terchange Code
☞ EDP : Electronic data processing
☞ EEPROM : Electrically Erasable programmable Read only memory
☞ EFT : Electronic fund Transfer
☞ ENIAC : Electronic Numerical integrator and calculator
☞ EPROM : Erasable programmable Read ony Memory
☞ ERNET : Education and Research Network
☞ EXE : Execution
☞ FAT : file allocation table
☞ FD : Floppy disk
☞ FDM : Frequency division multiplexing
☞ FET : Eifel Effect Transitory
☞ FIFO : First – In, First – out
☞ FILO : First In, Last Out
☞ FM : Frequency Modulation
☞ Fortran : Formula translation
☞ FSK : Frequency shift Keying
☞ FTP : file Transfer Protocol
☞ GB : Giga Bytes
☞ GIGO : Garbage in garbage out
☞ GIS : Geographical information system
☞ GPL : general public license
☞ GPS : Global positioning system
☞ GUI : Graphical user interface
☞ HLL : High Level Language
☞ HP : Hewlett Packard
☞ HTML : Hyper Text Markup Language
☞ HTTP : Hyper Text Tranfer Protocol
☞ IBM : International business Machines
☞ IC : Integrated Circuit
☞ I/O : Input – Output
☞ IP : Internet Protocol
☞ IRC : Internet Relay chat
☞ ISDN : Integrated services digital Network
☞ ISH : Information super highway
☞ ISO : International standards Organization
☞ ISP : Internet service provider
☞ IT : Information technology
☞ JPEG : Joint Photographic expert group
☞ JRE : Jav Runtime Engine
☞ JSP : Java Server pages
☞ KB : Kilo bytes
☞ KIPS : Knowledge information processing system
☞ LAN : Local Area Network
☞ Laser : Light amplification for stimulated emission of radiation
☞ LCD : Liquid crystal display
☞ LD : Laser diode
☞ LEd : Light – Emitting diode
☞ LISP : Lit processing
☞ LLL : Low Level language
☞ LSD : Least significant digit
☞ LSI : Least significant digit
☞ LSI : Large scale integration
☞ MAN : Metropolitan Area Network
☞ MB : Mega Bytes
☞ MHz : Mega Hertz
☞ MICR : Magnetic Ink character recognition
(MS Word: important shortcut keys)
1. Decrease the font size by 1 point➡️ Ctrl+[
2. Increase the font size by 1 point➡️ Ctrl+]
3. Split the document window➡️ Ctrl+Alt+S
4. Cycle through the locations of the four previous changes made to the document➡️ Ctrl+Alt+Z
5. Switch to print preview➡️ Ctrl+Alt+I
6. Copy the selected formatting➡️ Ctrl+Shift+C
7. Indent the paragraph➡️ Ctrl+M
8. Remove paragraph formatting➡️ Ctrl+Q
9. Insert a page break➡️ Ctrl+Enter
10.Insert a hyperlink➡️ Ctrl+K
1. Decrease the font size by 1 point➡️ Ctrl+[
2. Increase the font size by 1 point➡️ Ctrl+]
3. Split the document window➡️ Ctrl+Alt+S
4. Cycle through the locations of the four previous changes made to the document➡️ Ctrl+Alt+Z
5. Switch to print preview➡️ Ctrl+Alt+I
6. Copy the selected formatting➡️ Ctrl+Shift+C
7. Indent the paragraph➡️ Ctrl+M
8. Remove paragraph formatting➡️ Ctrl+Q
9. Insert a page break➡️ Ctrl+Enter
10.Insert a hyperlink➡️ Ctrl+K
PowerPoint: Important Shortcut keys
☞Ctrl+N : Create new presentation
☞Ctrl+M : Add a new slide
☞Page down : Go to the next slide
☞Page up : Go to the previous slide
☞F5 : Start the slide show
☞Ctrl+Q : Close PowerPoint
☞Ctrl+Spacebar : Play or pause media
☞Ctrl+Backspace : Delete one word to the left
☞Ctrl+C : Copy selected object or text
☞Ctrl+D / Ctrl+Drag the mouse : Duplicate an object
(Office 2010 and Office 2007: Not available)
☞Ctrl+G : Group selected shapes, pictures, or WordArt objects
☞Ctrl+N : Create new presentation
☞Ctrl+M : Add a new slide
☞Page down : Go to the next slide
☞Page up : Go to the previous slide
☞F5 : Start the slide show
☞Ctrl+Q : Close PowerPoint
☞Ctrl+Spacebar : Play or pause media
☞Ctrl+Backspace : Delete one word to the left
☞Ctrl+C : Copy selected object or text
☞Ctrl+D / Ctrl+Drag the mouse : Duplicate an object
(Office 2010 and Office 2007: Not available)
☞Ctrl+G : Group selected shapes, pictures, or WordArt objects
MS Excel : important facts
1.☞By default file name : Book1
2.☞Minimum and maximum zoom% : 10% and 400%
3.☞File Extension : .xlsx
4.☞Insert date : Today ( )
5.☞Insert current date and time : Now ( )
6.☞Column and Rows : 16384 and 1048576
7.☞First cell address : A1
8.☞Default page orientation : portrait
9.☞Cell comments called : Cell Tip
10.☞Font size minimum and maximum : 1 Pt and 409 Pt
1.☞By default file name : Book1
2.☞Minimum and maximum zoom% : 10% and 400%
3.☞File Extension : .xlsx
4.☞Insert date : Today ( )
5.☞Insert current date and time : Now ( )
6.☞Column and Rows : 16384 and 1048576
7.☞First cell address : A1
8.☞Default page orientation : portrait
9.☞Cell comments called : Cell Tip
10.☞Font size minimum and maximum : 1 Pt and 409 Pt