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11. ____ eys are present on the top row of the keyboard.
A. Functional
B. Alphabetic
C. Numeric
D. Navigation
ANSWER:A
SOLUTION:The top row of a standard keyboard contains function keys, also known as F-keys, which are labeled F1–F12.
12. Identify the device through which data and instructions are entered into a computer.
A. Software
B. Output device
C. Input device
D. Memory
ANSWER: C
SOLUTION:Input devices are devices that enter data and instructions into a computer. The keyboard is the main input device used for typing on a computer.
13. Which one is the result of the output given by a computer?
A. Data
B. Instruction
C. Information
D. None of these
ANSWER:C
SOLUTION:The output given by the computer after processing is called information.
14. Mouse, trackball, and joystick are examples of?
A. Scanning devices
B. Multimedia devices
C. Pointing devices
D. Storing devices
ANSWER:C
SOLUTION:A mouse, trackball, and joystick are examples of pointing devices. Pointing devices are input devices that control the movement of the pointer or cursor on the screen.
15. What is full form of OCR?
A. Optical Character Registers
B. Optical Code Recognition
C. Optical Character Recognition
D. Oral Control Recognition
ANSWER: C
SOLUTION:OCR stands for Optical Character Recognition. It’s a technology that recognizes text in digital images, such as those of scanned documents or photos.
16. MICR stands for ___________.
A. Magnetic Ink Cases Reader
B. Magnetic Ink Card Recognition
C. Magnetic Ink Character Recognition
D. None of the above
ANSWER: C
SOLUTION:Magnetic ink character recognition (MICR) is a technology used primarily to identify and process checks.
17. A button that makes character either upper or lower case and numbers to symbols.
A. Computer Aided Manufacturing
B. Computer And Manufacturing
C. Computer Aided Manifesto
D. Computer And Manifesto
ANSWER: A
SOLUTION:The Shift key is a keyboard modifier key that can make characters either upper or lower case and numbers into symbols.
18. By which key you can capture the screen of the current desktop?
A. Monitor
B. Shift key
C. Icon
D. Mouse
ANSWER: B
SOLUTION:To capture the entire screen of your computer, you can press the Print Screen key, which is sometimes labeled PrtScn.
19. A joystick is primarily used to / for ___
A. Control sound on the screen
B. Computer gaming
C. Enter text
D. Draw pictures
ANSWER: B
SOLUTION:A joystick is primarily used for computer gaming. It is an input device that is connected to a computer to manage game controls.