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CTET STET + BPSC WALE जुड़ JAO तैयारी शुरू करते यूपी में कोई उम्मीद नहीं कम से पड़ोसी राज्य पे हमला बोला जाए तैयारी के साथ
@TeachinGworldEra
@TeachinGworldEra
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Which of the following are not input devices?
Anonymous Quiz
7%
Keyboard, trackball, light pen
21%
Barcode reader, OMR, OCR,MICR
13%
Biometric sensor, scanner, Mic
59%
Plotter, projector, headphones
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Which device is mostly used to enter data or information in a computer system?
Anonymous Quiz
12%
Touch screen
17%
mouse
13%
light pen
57%
keyboard
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Which of the following are examples of pointing devices?
Anonymous Quiz
13%
Mouse, trackball
20%
joystick, light pen
7%
touch screen
60%
All
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Which keys are also known as toggle keys?
Anonymous Quiz
32%
Caps lock, Num lock
20%
Control key, Enter key
10%
Shift, Esc
38%
Both a and b
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Which key is used to open the Start menu?
Anonymous Quiz
51%
Windows
8%
Alt
39%
Ctrl + Alt
2%
None of these
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Which bus is used to connect external devices?
Anonymous Quiz
21%
Address
23%
Data
21%
Control
35%
External
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Which of the following device provides surge protection and battery backup power during a power outage?
Anonymous Quiz
9%
Battery strip
31%
Surge strip
53%
UPS
8%
USB
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Which of the following is a temporary storage location attached to CPU for input and output operations?
Anonymous Quiz
19%
Memory chip
59%
Register
17%
Buffer
5%
Core
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