कम्प्युटर / सूचना प्रविधि कम्प्युटर अपरेटर (पाँचौँ तह) र सहायक – प्राविधिक पत्र
कम्प्युटर / सूचना प्रविधि – कम्प्युटर अपरेटर (पाँचौँ तह) र सहायक
Computer Operator & Assistant · Computer & IT Posts
२,५७७ प्रश्न उपलब्ध। मोड छान्नुहोस्:
प्राविधिक पत्र: प्रश्न र उत्तर
सही लागेको विकल्पमा थिच्नुहोस्। सही भए हरियो, गलत भए रातो देखिन्छ; ५ सेकेन्डपछि सही उत्तर र व्याख्या देखिन्छ।
सही: ० / ०
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Colour printers produce colours on paper mainly using which colour model?
सही उत्तर: घ) CMYK (cyan, magenta, yellow, black)
Printing is subtractive, so it uses cyan, magenta, yellow and black inks; screens use additive RGB.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A 3D printer creates a physical object by:
सही उत्तर: ख) building it up layer by layer from material
3D printing is additive manufacturing: material is deposited layer upon layer from a digital model.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The speed of a line printer is usually expressed in:
सही उत्तर: ग) lines per minute (lpm)
Line printers print a whole line at a time, so their speed is given in lines per minute.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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A daisy wheel printer is a/an:
सही उत्तर: क) impact printer that produces letter-quality text
Characters on the petals of the wheel strike a ribbon against the paper, giving typewriter-quality text but no graphics.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The touch screens of most modern smartphones are of which type?
सही उत्तर: घ) Capacitive, sensing the electrical charge of the finger
Capacitive screens detect the change in capacitance caused by a finger and support multi-touch.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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An optical mouse detects its movement by using:
सही उत्तर: ख) an LED or laser light and a small image sensor
The sensor takes many images of the surface per second and compares them to compute movement.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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Caps Lock, Num Lock and Scroll Lock keys, which switch a mode on or off each time they are pressed, are called:
सही उत्तर: क) toggle keys
Each press toggles the mode between on and off, usually shown by a keyboard indicator light.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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On a PC sound card with colour-coded 3.5 mm jacks, the lime green jack is used for:
सही उत्तर: ख) line-out to speakers or headphones
Green is line-out (speakers), pink is microphone and light blue is line-in.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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On older PCs with colour-coded PS/2 ports, the purple port was used for the:
सही उत्तर: घ) keyboard
By the PC 99 colour code, the PS/2 keyboard port is purple and the PS/2 mouse port is green.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
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The maximum signalling rate of USB 3.0 (SuperSpeed USB) is:
सही उत्तर: ग) 5 Gbps
USB 3.0 SuperSpeed signals at 5 Gbps, about ten times USB 2.0's 480 Mbps.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
यी अभ्यास प्रश्न हुन्, आधिकारिक प्रश्न होइनन्। पाठ्यक्रम, विज्ञापन र नतिजाका लागि सम्बन्धित निकायको आधिकारिक वेबसाइट हेर्नुहोस्। उत्तरमा गल्ती भेटे प्रश्नमुनिको "टिप्पणी / गल्ती रिपोर्ट" मा लेख्नुहोस्।
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