कम्प्युटर / सूचना प्रविधि कम्प्युटर अधिकृत (सातौँ तह) – प्राविधिक पत्र
कम्प्युटर / सूचना प्रविधि – कम्प्युटर अधिकृत (सातौँ तह)
Computer Officer – 7th Level · 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
-
The FireWire interface, once common on camcorders and Apple computers, is standardised as:
सही उत्तर: क) IEEE 1394
FireWire is IEEE 1394; 802.3 is Ethernet, 1284 is the parallel port and 802.11 is Wi-Fi.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
On older PCs, the parallel (LPT) printer port used a D-type connector on the computer side with how many pins?
सही उत्तर: ग) 25
The PC parallel port used a DB-25 connector; the 36-pin Centronics connector was on the printer side.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
Physical damage caused when the read/write head of a hard disk touches the spinning platter surface is called a:
सही उत्तर: घ) head crash
The head normally flies on a thin air cushion; contact with the platter scratches the surface and destroys data.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
Under the MBR (Master Boot Record) partitioning scheme, a disk can have at most how many primary partitions?
सही उत्तर: क) 4
The MBR partition table has four entries; more partitions need an extended partition with logical drives.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
RAID 5 can survive the failure of one disk because it:
सही उत्तर: ख) stores parity information distributed across all disks
Lost data on a failed disk is rebuilt from the remaining data and parity blocks.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
What is the minimum number of disks required for a RAID 5 array?
सही उत्तर: क) 3
RAID 5 stripes data with distributed parity, which needs at least three disks.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
CD-RW discs can be erased and rewritten because their recording layer is made of:
सही उत्तर: घ) a phase-change alloy
A laser switches the phase-change alloy between crystalline and amorphous states, which reflect light differently.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
A single-sided, dual-layer DVD can store about:
सही उत्तर: ग) 8.5 GB
A single-layer DVD holds 4.7 GB; adding a second layer on the same side raises this to about 8.5 GB.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
The storage capacity of a standard 3.5-inch high-density floppy disk is:
सही उत्तर: ख) 1.44 MB
The common 3.5-inch HD floppy stores 1.44 MB.
💬 टिप्पणी / गल्ती रिपोर्ट (०)
-
A cache miss that occurs the very first time a memory block is ever accessed is called a:
सही उत्तर: ख) compulsory (cold) miss
A compulsory miss cannot be avoided by a bigger cache because the block has never been loaded before.
💬 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।
नमस्ते! पाठ्यक्रम, सामान्य ज्ञान, भाषा परीक्षा वा कुनै प्रश्नको उत्तर बुझ्न सोध्नुहोस्।
AI ले गल्ती गर्न सक्छ। महत्वपूर्ण कुरा आधिकारिक स्रोतमा जाँच्नुहोस्।