Doston, agar aap computer ya mobile ka use karte hain, toh aapne RAM and ROM ka naam zaroor suna hoga. Jab bhi hum naya phone ya laptop kharidne jaate hain, toh sabse pehle yahi puchte hain ki “Isme kitni RAM hai?” aur “Storage (ROM) kitni hai?”.

Lekin kya aapko pata hai ki what is RAM and ROM aur inke beech asli antar kya hai? Bahut se students jo sarkari exams ki taiyari kar rahe hain, unke liye computer awareness section mein ye topic bahut important hota hai. Aaj ke is article mein hum RAM and ROM ko poori tarah se explain karenge aur 100 MCQs ka base bhi taiyar karenge.
What is RAM and ROM in Computer?
Sabse pehle basic samajhte hain. Computer ho ya mobile, dono ko chalne ke liye memory ki zarurat hoti hai.
- RAM (Random Access Memory): Yeh computer ki “Short-term Memory” hoti hai. Jab aap koi app ya software chalate hain, toh wo RAM mein load hota hai.
- ROM (Read Only Memory): Yeh computer ki “Permanent Memory” hoti hai. Isme wo data hota hai jo computer ko start karne (Booting) ke liye zaroori hota hai.
Full Form of RAM and ROM
Competitive exams mein aksar inki full form puchi jati hai:
- RAM Full Form: Random Access Memory.
- ROM Full Form: Read Only Memory.
Explain RAM and ROM (In Simple Words)
Maan lijiye aap ek office mein kaam kar rahe hain. Aapka Desk jis par aap file khol kar baithe hain, wo RAM hai. Desk jitni badi hogi, aap ek sath utni zyada files khol paayenge. Wahi dusri taraf, aapki Almirah jahan aap files ko store karke rakhte hain, wo ROM hai.
- RAM (Volatile Memory): Iska matlab hai ki agar computer suddenly band ho jaye, toh RAM ka data udd jata hai. Isliye ise “Temporary Memory” kehte hain.
- ROM (Non-Volatile Memory): Isme data hamesha rehta hai, chahe power ho ya na ho. Isliye ise “Permanent Memory” kehte hain.
10 Differences Between RAM and ROM
Agar aap exam ki taiyari kar rahe hain, toh ye table aapko zaroor yaad honi chahiye:
| Feature | RAM (Random Access Memory) | ROM (Read Only Memory) |
| Full Form | Random Access Memory | Read Only Memory |
| Nature | Volatile (Temporary) | Non-Volatile (Permanent) |
| Function | Data access fast hota hai | Data read-only hota hai |
| Usage | Current running tasks ke liye | Booting aur OS ke liye |
| Speed | Bahut fast hoti hai | RAM se slow hoti hai |
| Capacity | 4GB, 8GB, 16GB etc. | 32GB, 64GB, 128GB etc. |
| Cost | Mehangi hoti hai | Sasti hoti hai |
| Data Alteration | Data badla ja sakta hai | Data badalna mushkil hai |
| Type | SRAM, DRAM | PROM, EPROM, EEPROM |
| Visibility | Motherboard par slot hota hai | Chip ke roop mein hoti hai |
Five Difference Between RAM and ROM
- RAM temporary hai, ROM permanent hai.
- RAM fast hai, ROM usse slow hai.
- RAM ka data bijli jaane par delete ho jata hai, ROM ka nahi hota.
- RAM apps chalane ke liye hai, ROM files save karne ke liye.
- RAM mehangi hoti hai aur iski size kam hoti hai (8GB-16GB), ROM sasti hoti hai aur size badi hoti hai (128GB+).
RAM and ROM 100 Questions (Practice Set)
Doston, yahan hum kuch important MCQs de rahe hain. Aap inhe dhayan se padhein kyunki ye SSC, Banking aur Railway exams mein baar-baar puche jaate hain.
RAM & ROM: Complete 100 Practice Questions
Section I: Fundamentals and Characteristics (Q. 1-35)
Q1. What does the acronym RAM stand for? / संक्षिप्त नाम RAM का क्या अर्थ है?
A) Read Access Memory, B) Random Access Memory, C) Rapid Access Memory, D) Random Available Memory
Check Answer
Answer: B) Random Access Memory / रैंडम एक्सेस मेमोरी
Q2. What does the acronym ROM stand for? / संक्षिप्त नाम ROM का क्या अर्थ है?
A) Read Once Memory, B) Random Only Memory, C) Read-Only Memory, D) Run-On Memory
Check Answer
Answer: C) Read-Only Memory / रीड-ओनली मेमोरी
Q3. Which type of memory is volatile? / कौन सी मेमोरी वोलेटाइल (अस्थायी) होती है?
A) ROM, B) Hard Disk, C) RAM, D) Flash Drive
Check Answer
Answer: C) RAM / रैम
Q4. Which type of memory is non-volatile? / कौन सी मेमोरी नॉन-वोलेटाइल (स्थायी) होती है?
A) RAM, B) Cache, C) ROM, D) Register
Check Answer
Answer: C) ROM / रोम
Q5. When the power is turned off, the data in RAM is: / जब बिजली बंद कर दी जाती है, तो RAM में डेटा क्या होता है?
A) Retained, B) Lost, C) Compressed, D) Transferred to ROM
Check Answer
Answer: B) Lost / खो जाता है
Q6. ROM is primarily used to store the computer’s boot-up instructions, known as the: / ROM का उपयोग मुख्य रूप से किस लिए किया जाता है?
A) OS, B) BIOS, C) Application, D) Cache
Check Answer
Answer: B) BIOS / BIOS
Q7. Which memory is used by the CPU for actively running programs and data? / CPU द्वारा सक्रिय रूप से चल रहे प्रोग्राम के लिए किसका उपयोग किया जाता है?
A) Secondary Storage, B) ROM, C) RAM, D) CD-ROM
Check Answer
Answer: C) RAM / रैम
Q8. Which is generally slower? / कौन आम तौर पर धीमा होता है?
A) RAM, B) Cache, C) CPU Registers, D) ROM
Check Answer
Answer: D) ROM
Q9. The term “Random Access” in RAM means: / RAM में “रैंडम एक्सेस” शब्द का अर्थ है:
A) Accessing sequentially, B) Accessing data directly, C) Storing randomly, D) Accessing only when required
Check Answer
Answer: B) Accessing data randomly/directly / डेटा को यादृच्छिक रूप से एक्सेस करना
Q10. The contents of ROM can generally only be: / ROM की सामग्री को आम तौर पर केवल क्या किया जा सकता है?
A) Written, B) Read, C) Updated, D) Deleted
Check Answer
Answer: B) Read / पढ़ा जा सकता है
Q11. Which type of memory is considered the “working memory”? / कंप्यूटर की “कार्यशील मेमोरी” किसे माना जाता है?
A) ROM, B) Hard Disk, C) RAM, D) Tape Drive
Check Answer
Answer: C) RAM
Q12. The process of starting up and loading the OS is initially managed by: / कंप्यूटर शुरू करने की प्रक्रिया किसके द्वारा प्रबंधित होती है?
A) Hard Disk, B) RAM, C) BIOS (stored in ROM), D) GPU
Check Answer
Answer: C) BIOS (stored in ROM)
Q13. A major disadvantage of DRAM is that it requires: / DRAM का एक बड़ा नुकसान यह है कि:
A) Higher voltage, B) Refreshing, C) Permanent power, D) Separate Cache
Check Answer
Answer: B) Refreshing / ताज़ा करने की
Q14. What is the main difference between RAM and ROM in terms of data change? / डेटा परिवर्तन के संदर्भ में मुख्य अंतर क्या है?
A) RAM is permanent, B) RAM can be written to, ROM is read-only, C) RAM is slower, D) RAM is cheaper
Check Answer
Answer: B) RAM can be written to, ROM is read-only
Q15. Which type of RAM does NOT need continuous refreshing? / किस प्रकार की RAM को निरंतर ताज़ा करने की आवश्यकता नहीं होती है?
A) DRAM, B) SRAM, C) VRAM, D) PROM
Check Answer
Answer: B) SRAM (Static RAM)
Q16. The capacity of RAM is typically measured in: / RAM की क्षमता को आमतौर पर किसमें मापा जाता है?
A) KB, B) MB, C) GB, D) TB
Check Answer
Answer: C) Gigabytes (GB)
Q17. What is permanent software programmed into a ROM chip called? / ROM में प्रोग्राम किए गए स्थायी सॉफ़्टवेयर को क्या कहा जाता है?
A) Program, B) Software, C) Middleware, D) Firmware
Check Answer
Answer: D) Firmware / फर्मवेयर
Q18. Which memory is essential for running multiple applications simultaneously? / एक साथ कई एप्लिकेशन चलाने के लिए क्या आवश्यक है?
A) ROM, B) RAM, C) CD-ROM, D) Hard Disk
Check Answer
Answer: B) RAM
Q19. When you save a file, the data moves from RAM to: / जब आप किसी फ़ाइल को सहेजते हैं, तो डेटा RAM से कहाँ जाता है?
A) CPU, B) ROM, C) Secondary Storage, D) Cache
Check Answer
Answer: C) Secondary Storage / सेकेंडरी स्टोरेज
Q20. The full name of the common RAM type DDR4 is: / DDR4 का पूरा नाम है:
A) Dynamic Data Register, B) Double Data Rate 4, C) Direct Data RAM, D) Dynamic Device Read
Check Answer
Answer: B) Double Data Rate 4
Q21. Which type of ROM can be erased by exposing it to ultraviolet light? / किस ROM को UV प्रकाश से मिटाया जा सकता है?
A) PROM, B) EPROM, C) EEPROM, D) Flash ROM
Check Answer
Answer: B) EPROM
Q22. The term POST (Power-On Self Test) is a function primarily stored in: / POST शब्द मुख्य रूप से किसमें संग्रहीत होता है?
A) RAM, B) Cache, C) ROM, D) Hard Disk
Check Answer
Answer: C) ROM
Q23. Which memory technology is faster but more expensive and used in Cache? / कौन सी तकनीक तेज़ है और कैश में उपयोग की जाती है?
A) DRAM, B) SRAM, C) SDRAM, D) DDR RAM
Check Answer
Answer: B) SRAM
Q24. Increasing the amount of RAM generally leads to: / RAM की मात्रा बढ़ाने से क्या होता है?
A) Faster internet, B) Slower boot, C) Improved multitasking, D) Reduced battery
Check Answer
Answer: C) Improved multitasking performance / बेहतर मल्टीटास्किंग
Q25. The main memory of a computer is a combination of: / कंप्यूटर की मुख्य मेमोरी किसका संयोजन है?
A) RAM/HDD, B) RAM/ROM, C) ROM/Flash, D) Cache/HDD
Check Answer
Answer: B) RAM and ROM
Q26. Which memory stores programs that cannot be modified by the user? / कौन सी मेमोरी उपयोगकर्ता द्वारा बदली नहीं जा सकती?
A) RAM, B) Hard Disk, C) ROM, D) USB Drive
Check Answer
Answer: C) ROM
Q27. Which of the following is an example of ROM technology? / निम्नलिखित में से कौन ROM तकनीक का एक उदाहरण है?
A) DDR5, B) SDRAM, C) Flash Memory, D) L3 Cache
Check Answer
Answer: C) Flash Memory / फ्लैश मेमोरी
Q28. Why is RAM called “Random Access”? / RAM को “रैंडम एक्सेस” क्यों कहा जाता है?
A) Stored randomly, B) Any location accessed directly, C) Games only, D) Faster than ROM
Check Answer
Answer: B) Any memory location can be accessed directly
Q29. Which memory type has the highest density today? / आज किस मेमोरी प्रकार में सबसे अधिक घनत्व है?
A) SRAM, B) DRAM, C) PROM, D) EPROM
Check Answer
Answer: B) DRAM
Q30. The term for ROM that can be electrically erased is: / ROM जिसे विद्युत रूप से मिटाया जा सकता है:
A) PROM, B) EPROM, C) EEPROM, D) MROM
Check Answer
Answer: C) EEPROM
Q31. A typical desktop PC comes with RAM measured in: / डेस्कटॉप पीसी की RAM मापी जाती है:
A) MBs, B) GBs, C) TBs, D) PBs
Check Answer
Answer: B) GBs
Q32. Which of the following is a type of RAM used for main memory? / मुख्य मेमोरी के लिए कौन सा RAM उपयोग होता है?
A) MROM, B) EEPROM, C) SDRAM, D) PROM
Check Answer
Answer: C) SDRAM
Q33. What is the main purpose of DRAM refreshing? / DRAM ताज़ा करने का मुख्य उद्देश्य क्या है?
A) Clean viruses, B) Prevent data loss, C) Increase speed, D) Reduce power
Check Answer
Answer: B) To prevent data loss / डेटा हानि को रोकने के लिए
Q34. When the OS is loaded, it is primarily loaded from the Hard Disk into: / OS हार्ड डिस्क से किसमें लोड होता है?
A) ROM, B) SRAM, C) DRAM, D) BIOS
Check Answer
Answer: C) DRAM
Q35. Which memory stores system settings even when the computer is off? / कंप्यूटर बंद होने पर कौन सी मेमोरी सेटिंग्स रखती है?
A) Cache, B) CMOS, C) RAM, D) Hard Disk
Check Answer
Answer: B) CMOS (powered by battery)
Section II: Types and Technology (Q. 36-70)
Q36. SRAM (Static RAM) uses what component to store one bit? / SRAM एक बिट स्टोर करने के लिए क्या उपयोग करता है?
A) Capacitor, B) Transistor, C) Flip-Flop, D) Both B and C
Check Answer
Answer: D) Both B and C (Transistors in Flip-Flop configuration)
Q37. DRAM (Dynamic RAM) uses what component to store one bit? / DRAM एक बिट स्टोर करने के लिए क्या उपयोग करता है?
A) Capacitor and Transistor, B) Flip-Flop, C) Diode, D) Register
Check Answer
Answer: A) Capacitor and Transistor / संधारित्र और ट्रांजिस्टर
Q38. Which type of ROM is programmed by the user only once? / कौन सा ROM केवल एक बार प्रोग्राम किया जाता है?
A) MROM, B) PROM, C) EPROM, D) EEPROM
Check Answer
Answer: B) PROM
Q39. Flash Memory is a form of which memory type? / फ्लैश मेमोरी किस मेमोरी प्रकार का एक रूप है?
A) Volatile RAM, B) Non-volatile ROM, C) External Storage, D) Cache Memory
Check Answer
Answer: B) Non-volatile ROM
Q40. The modern replacement for BIOS is often stored in which memory? / BIOS का आधुनिक प्रतिस्थापन किसमें होता है?
A) DRAM, B) SRAM, C) Flash ROM (UEFI), D) Hard Disk
Check Answer
Answer: C) Flash ROM (UEFI)
Q41. Which term describes RAM that is synchronized with the system clock? / कौन सा RAM सिस्टम क्लॉक के साथ सिंक्रनाइज़ होता है?
A) DRAM, B) SRAM, C) SDRAM, D) VRAM
Check Answer
Answer: C) SDRAM
Q42. The memory found on video cards for image data is: / वीडियो कार्ड पर पाई जाने वाली मेमोरी है:
A) VRAM, B) System RAM, C) BIOS ROM, D) Cache
Check Answer
Answer: A) VRAM
Q43. The memory used in the CMOS chip is often a small amount of: / CMOS चिप में उपयोग की जाने वाली मेमोरी है:
A) DRAM, B) SRAM, C) EEPROM, D) VRAM
Check Answer
Answer: C) EEPROM
Q44. DRAM is mainly used for main memory because it is: / DRAM का मुख्य उपयोग क्यों किया जाता है?
A) Faster, B) Cheaper and higher density, C) Non-volatile, D) Easier to program
Check Answer
Answer: B) Cheaper and higher density / सस्ता और उच्च घनत्व
Q45. The term “Mask ROM” (MROM) refers to ROM programmed: / MROM को कैसे प्रोग्राम किया जाता है?
A) Electrically, B) By the user, C) During manufacturing, D) Using UV light
Check Answer
Answer: C) During the manufacturing process / निर्माण प्रक्रिया के दौरान
Q46. Which RAM type is used in processor caches? / प्रोसेसर कैश में कौन सा RAM उपयोग होता है?
A) DRAM, B) SRAM, C) SDRAM, D) DDR
Check Answer
Answer: B) SRAM
Q47. How is data in an EPROM chip erased? / EPROM चिप में डेटा कैसे मिटाया जाता है?
A) Heat, B) X-rays, C) UV light, D) High current
Check Answer
Answer: C) UV light / यूवी प्रकाश से
Q48. Which ROM can be rewritten multiple times without removing it from board? / किस ROM को बिना बोर्ड से हटाए फिर से लिखा जा सकता है?
A) PROM, B) EPROM, C) EEPROM, D) MROM
Check Answer
Answer: C) EEPROM
Q49. RAM and Secondary Storage difference is mainly in: / मुख्य अंतर किसमें है?
A) Size, B) Access Time, C) Volatility, D) Cost
Check Answer
Answer: B) Access Time / एक्सेस समय
Q50. What is the major drawback of SRAM compared to DRAM? / DRAM की तुलना में SRAM का दोष क्या है?
A) Slower, B) High power, C) Lower density and higher cost, D) Needs refreshing
Check Answer
Answer: C) Lower density and higher cost / कम घनत्व और उच्च लागत
Q51. BIOS code in modern PCs is often stored in: / आधुनिक पीसी में BIOS कहाँ होता है?
A) DRAM, B) Flash ROM chip, C) Hard Disk, D) CD-ROM
Check Answer
Answer: B) Flash ROM chip
Q52. ECC RAM is primarily used in: / ECC RAM का उपयोग कहाँ होता है?
A) Smartphones, B) Gaming PCs, C) Servers, D) Laptops
Check Answer
Answer: C) Servers / सर्वर
Q53. Which memory is directly accessed by CPU using physical address? / सीधे CPU द्वारा एक्सेस की जाने वाली मेमोरी?
A) RAM, B) Hard Disk, C) Flash Drive, D) Tape Drive
Check Answer
Answer: A) RAM
Q54. DDR3 and DDR4 RAM difference lies in: / DDR3 और DDR4 में अंतर क्या है?
A) Volatility, B) Transfer speed and efficiency, C) Access method, D) Storage type
Check Answer
Answer: B) Data transfer speed and power efficiency
Q55. What kind of memory is used in a Virtual Memory setup? / वर्चुअल मेमोरी में क्या उपयोग होता है?
A) ROM, B) Hard Disk Space, C) VRAM, D) PROM
Check Answer
Answer: B) Hard Disk Space / हार्ड डिस्क स्पेस
Q56. Non-volatile but rewritten slowly by CPU: / नॉन-वोलेटाइल लेकिन CPU द्वारा धीरे से लिखा जाने वाला:
A) DRAM, B) SRAM, C) EEPROM, D) MROM
Check Answer
Answer: C) EEPROM
Q57. L1 and L2 Cache are implemented using: / L1 और L2 कैश किससे बनते हैं?
A) DRAM, B) SDRAM, C) SRAM, D) VRAM
Check Answer
Answer: C) SRAM
Q58. Why does a computer need both RAM and ROM? / कंप्यूटर को दोनों की आवश्यकता क्यों है?
A) RAM for storage, B) RAM for working, ROM for booting, C) RAM slow, D) Different formats
Check Answer
Answer: B) RAM is volatile for working, ROM is non-volatile for booting
Q59. Which memory holds the current OS kernel? / कौन सी मेमोरी OS कर्नेल रखती है?
A) ROM, B) Hard Disk, C) RAM, D) CMOS
Check Answer
Answer: C) RAM
Q60. The main limitation of PROM is that it: / PROM की मुख्य सीमा:
A) Is slow, B) Cannot be erased after programming, C) Is volatile, D) High power
Check Answer
Answer: B) Cannot be erased after programming / प्रोग्रामिंग के बाद मिटाया नहीं जा सकता
Q61. SRAM is more complex than DRAM because: / SRAM अधिक जटिल क्यों है?
A) More capacitors, B) Uses more transistors per bit, C) Non-volatile, D) Cheaper
Check Answer
Answer: B) It uses more transistors per bit / प्रति बिट अधिक ट्रांजिस्टर
Q62. Memory responsible for executing bootloader: / बूटलोडर चलाने वाली मेमोरी?
A) Hard Disk, B) RAM, C) ROM, D) Cache
Check Answer
Answer: C) ROM
Q63. POST routine initializes hardware before loading: / POST किसको लोड करने से पहले हार्डवेयर जाँचता है?
A) BIOS, B) OS, C) RAM, D) CPU
Check Answer
Answer: B) OS / ओएस
Q64. “Solid State” in SSDs refers to using: / SSD में “सॉलिड स्टेट” का क्या अर्थ है?
A) DRAM, B) SRAM, C) Flash ROM, D) Magnetic Disk
Check Answer
Answer: C) Flash ROM / फ्लैश ROM
Q65. Which of these is a primary memory type? / प्राथमिक मेमोरी प्रकार कौन सा है?
A) HDD, B) Optical Drive, C) RAM, D) USB Drive
Check Answer
Answer: C) RAM
Q66. Which memory retains data without any power? / बिना बिजली डेटा रखने वाली मेमोरी?
A) RAM, B) ROM, C) Cache, D) All primary
Check Answer
Answer: B) ROM
Q67. Drawback of Flash ROM for frequent writing? / लगातार लिखने के लिए फ्लैश ROM का दोष?
A) Volatile, B) Slow, C) Limited write cycle life, D) Difficult to read
Check Answer
Answer: C) It has a limited write cycle life / सीमित लेखन चक्र जीवन
Q68. Memory where CPU first looks for startup instructions? / स्टार्टअप के बाद CPU सबसे पहले कहाँ देखता है?
A) RAM, B) Hard Disk, C) ROM, D) Cloud
Check Answer
Answer: C) ROM
Q69. Desktop boot sector initially loaded from: / डेस्कटॉप बूट सेक्टर कहाँ से लोड होता है?
A) RAM, B) Hard Disk, C) ROM, D) Cache
Check Answer
Answer: B) Hard Disk / हार्ड डिस्क
Q70. Process of reprogramming EEPROM takes: / EEPROM रीप्रोग्रामिंग में कितना समय लगता है?
A) Nanoseconds, B) Milliseconds, C) Seconds, D) Minutes
Check Answer
Answer: B) Milliseconds / मिलीसेकंड
Section III: Applications and Comparisons (Q. 71-100)
Q71. If computer runs out of RAM, it uses: / RAM खत्म होने पर क्या उपयोग होता है?
A) ROM chip, B) Hard Disk (Virtual Memory), C) Dedicated chip, D) Cache
Check Answer
Answer: B) Hard Disk / हार्ड डिस्क पर
Q72. DDR RAM cycles per clock cycle? / DDR RAM प्रति क्लॉक कितने चक्र?
A) 1, B) 2, C) 4, D) 8
Check Answer
Answer: B) 2
Q73. Holds temporary data generated by CPU? / CPU द्वारा गणना के दौरान डेटा कहाँ रहता है?
A) ROM, B) Hard Disk, C) RAM, D) BIOS
Check Answer
Answer: C) RAM
Q74. Cheapest cost per byte? / प्रति बाइट सबसे सस्ती मेमोरी?
A) RAM, B) ROM, C) Cache, D) Hard Disk
Check Answer
Answer: D) Hard Disk / हार्ड डिस्क
Q75. Read/Write speed highest for: / किसकी रीड/राइट गति सबसे अधिक है?
A) RAM, B) ROM, C) Hard Disk, D) Flash Drive
Check Answer
Answer: A) RAM
Q76. Memory used in embedded systems for permanent code? / एम्बेडेड सिस्टम में स्थायी कोड के लिए:
A) DRAM, B) SRAM, C) ROM (or Flash), D) Hard Disk
Check Answer
Answer: C) ROM (or Flash)
Q77. DIMM is a circuit board used for: / DIMM किसके लिए उपयोग होता है?
A) ROM, B) RAM, C) BIOS, D) Hard Disk
Check Answer
Answer: B) RAM
Q78. Memory acting as bridge between CPU and storage? / CPU और स्टोरेज के बीच पुल:
A) ROM, B) Cache, C) RAM, D) CD-ROM
Check Answer
Answer: C) RAM
Q79. Storage technology in smartphones/tablets? / स्मार्टफोन में उपयोग तकनीक:
A) HDD, B) DRAM, C) eMMC/UFS (Flash ROM), D) SRAM
Check Answer
Answer: C) eMMC/UFS (Flash ROM)
Q80. Non-Volatile BIOS Memory refers to: / नॉन-वोलेटाइल BIOS मेमोरी क्या है?
A) RAM, B) Cache, C) ROM, D) Virtual Memory
Check Answer
Answer: C) ROM
Q81. If RAM is insufficient, OS uses: / RAM अपर्याप्त होने पर क्या होता है?
A) Speeds up, B) Uses Virtual Memory (Slows), C) Shuts down, D) Erases ROM
Check Answer
Answer: B) The OS uses virtual memory, slowing performance
Q82. Speed of RAM is quoted in: / RAM की गति मापी जाती है:
A) GHz or MHz, B) GB/s or MB/s, C) Both A and B, D) RPM
Check Answer
Answer: C) Both A and B / A और B दोनों
Q83. Primary component of DRAM memory cell? / DRAM सेल का प्राथमिक घटक:
A) Inductor, B) Capacitor, C) Resistor, D) Diode
Check Answer
Answer: B) Capacitor / संधारित्र
Q84. Main function of SRAM in hierarchy? / SRAM का मुख्य कार्य क्या है?
A) Main Memory, B) Secondary, C) Cache Memory, D) BIOS Chip
Check Answer
Answer: C) Cache Memory / कैश मेमोरी
Q85. Why copy ROM to RAM during boot? / बूट के दौरान ROM को RAM में क्यों कॉपी करते हैं?
A) ROM faster, B) RAM volatile, C) RAM faster for execution, D) ROM read-only
Check Answer
Answer: C) RAM is much faster for execution than ROM
Q86. Memory with fastest access after Cache? / कैश के बाद सबसे तेज़ एक्सेस:
A) HDD, B) SSD, C) RAM, D) ROM
Check Answer
Answer: C) RAM
Q87. SDRAM stands for: / SDRAM का पूर्ण रूप:
A) Static Data, B) Synchronous DRAM, C) Serial DRAM, D) Separate Data
Check Answer
Answer: B) Synchronous DRAM
Q88. Physically closer to CPU? / CPU के भौतिक रूप से करीब क्या है?
A) Hard Disk, B) ROM, C) RAM, D) Cache
Check Answer
Answer: D) Cache
Q89. Programs loaded into which memory before run? / चलने से पहले प्रोग्राम कहाँ लोड होते हैं?
A) HDD, B) ROM, C) RAM, D) PROM
Check Answer
Answer: C) RAM
Q90. CMOS chip memory kept alive by: / CMOS मेमोरी को जीवित रखता है:
A) Power Supply, B) Battery, C) Capacitor, D) ROM
Check Answer
Answer: B) Dedicated Battery / समर्पित बैटरी
Q91. Refresh cycle necessary for DRAM because: / DRAM के लिए रीफ्रेश क्यों जरूरी है?
A) Overheating, B) Capacitors leak charge, C) Clear data, D) Non-volatile
Check Answer
Answer: B) Its capacitors leak charge over time / संधारित्र चार्ज लीक करते हैं
Q92. Primary memory connected to which CPU bus? / प्राथमिक मेमोरी किस बस से जुड़ी है?
A) Control, B) Address and Data, C) Power, D) I/O
Check Answer
Answer: B) Address and Data Bus / एड्रेस और डेटा बस
Q93. Suitable for storing configuration changing occasionally? / कभी-कभी बदलने वाली सेटिंग्स के लिए:
A) PROM, B) EPROM, C) Flash ROM/EEPROM, D) DRAM
Check Answer
Answer: C) Flash ROM/EEPROM
Q94. Characteristic making ROM suitable for BIOS? / BIOS के लिए ROM क्यों उपयुक्त है?
A) Speed, B) Volatility, C) Non-volatility, D) Low Cost
Check Answer
Answer: C) Non-volatility / नॉन-वोलेटिलिटी
Q95. When program executes, instructions move from HDD to RAM, then to: / RAM के बाद निर्देश कहाँ जाते हैं?
A) Storage, B) ROM, C) CPU’s Registers and Cache, D) Virtual Memory
Check Answer
Answer: C) CPU’s Registers and Cache
Q96. Access time of ROM measured in: / ROM का एक्सेस समय मापा जाता है:
A) Pico, B) Nano, C) Milli, D) Seconds
Check Answer
Answer: B) Nanoseconds / नैनोसेकंड
Q97. Memory chip in simple devices like toys? / खिलौनों में किस प्रकार की मेमोरी होती है?
A) DRAM, B) MROM, C) SRAM, D) VRAM
Check Answer
Answer: B) MROM / MROM
Q98. Amount of RAM impacts ability to: / RAM की मात्रा प्रभावित करती है:
A) Store files, B) Multitask effectively, C) Boot, D) Internet
Check Answer
Answer: B) Multitask effectively / प्रभावी ढंग से मल्टीटास्क
Q99. Non-volatile version of RAM for system settings? / सेटिंग्स के लिए RAM का नॉन-वोलेटाइल वर्जन:
A) DRAM, B) SRAM, C) NVRAM (CMOS), D) VRAM
Check Answer
Answer: C) NVRAM (e.g., CMOS)
Q100. Role of memory controller? / मेमोरी कंट्रोलर की क्या भूमिका है?
A) Store OS, B) Refresh and access memory, C) Store BIOS, D) Manage storage
Check Answer
Answer: B) To refresh and access the memory / मेमोरी ताज़ा और एक्सेस करना
FAQs: RAM and ROM
What is the difference between RAM and ROM?
Main difference ye hai ki RAM temporary storage hai jo apps chalane mein madad karti hai, jabki ROM permanent storage hai jo system ko boot karne ka data store karti hai.
What is RAM and ROM in computer?
Computer mein RAM wo memory hai jo CPU ko data turant provide karti hai. ROM wo memory hai jisme manufacturing ke waqt hi programs daal diye jaate hain.
How to check RAM and ROM in laptop?
Laptop mein RAM check karne ke liye Ctrl + Shift + Esc dabayein aur ‘Performance’ tab mein jayein. ROM (Hard Disk/SSD) check karne ke liye ‘This PC’ ya ‘My Computer’ par jayein.
What is RAM and ROM in mobile?
Mobile mein RAM (e.g. 6GB) multitasking ke liye hoti hai. ROM (e.g. 128GB) aapke photos, videos aur apps ko store karne ke liye hoti hai.
How much RAM and ROM is good for a phone?
Aaj ke hisab se kam se kam 8GB RAM aur 128GB ROM (Storage) wala phone lena chahiye taki aapka phone hang na ho.
Conclusion
Doston, umeed hai ki aapko RAM and ROM ke beech ka antar (difference) achhe se samajh aa gaya hoga. Agar aap computer student hain ya sarkari exam ki taiyari kar rahe hain, toh in basics ko samajhna bahut zaroori hai.
Aapko ye jankari kaisi lagi? Comment mein zaroor batayein aur is post ki PDF Download karne ke liye hamare Telegram channel se judein
- Difference Between RAM and ROM | 100 MCQs Practice
- Memory Units of Computer: Chart, Types aur 100 Important MCQs PDF
- Output Devices of Computer: List, Examples and 100 MCQs
- Computer Input Devices: Definition, Examples aur 100+ MCQs
- Computer Basics Mcqs for Government Exams Notes+100 MCQs


Exam Expert & Content Strategist with over 5+ years of experience in the competitive exam sector. I specialize in analyzing government recruitment patterns and simplifying complex syllabi for aspirants. Having helped thousands of students through Sarkari Exam PDF, my mission is to provide authentic, updated, and high-quality study materials for SSC, UPSC, Railways, and Banking exams to help every candidate achieve their career goals.




