Question
Download Solution PDFWhat is Cache memory?
This question was previously asked in
MP Vyapam Group 4 (Assistant Grade-3/Stenographer) Official Paper (Held On: 16 July, 2023 Shift 1)
Answer (Detailed Solution Below)
Option 1 : Buffer memory situated between the CPU and RAM
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MP व्यापम ग्रुप 4 सामान्य हिंदी सब्जेक्ट टेस्ट 1
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Detailed Solution
Download Solution PDFThe correct answer is Buffer memory situated between the CPU and RAM.
Key Points
- Cache memory is a small, high-speed buffer memory that sits between the CPU and the main memory (RAM).
- It temporarily stores frequently accessed data and instructions so that the CPU can access this information faster than fetching it from the main memory.
- Cache memory is much faster than RAM and significantly speeds up the processing time of the CPU by reducing the time it takes to access data.
- There are typically multiple levels of cache memory (L1, L2, L3), with L1 being the smallest and fastest, and L3 being larger but slower compared to L1 and L2.
- By storing copies of frequently accessed data closer to the CPU, cache memory helps in reducing the latency and improving the overall performance of the system.
Additional Information
- Cache memory is built directly into the CPU chip or placed on a separate chip that has a direct connection to the CPU.
- Modern CPUs use advanced algorithms to predict which data will be used next and pre-load this data into the cache memory.
- The effectiveness of cache memory is measured in terms of hit rate, which is the percentage of times that the requested data is found in the cache.
- Cache memory can significantly improve the performance of tasks that require repeated access to the same data, such as running loops in programming.
- While cache memory is more expensive per byte than RAM, its performance benefits make it a crucial component in modern computer architecture.
Last updated on May 14, 2025
-> The MP Vyapam Group 4 Response Sheet has been released for the exam which was held on 7th May 2025.
-> A total of 966 vacancies have been released.
->Online Applications were invited from 3rd to 17th March 2025.
-> MP ESB Group 4 recruitment is done to select candidates for various posts like Stenographer Grade 3, Steno Typist, Data Entry Operator, Computer Operator, Coding Clerk, etc.
-> The candidates selected under the recruitment process will receive MP Vyapam Group 4 Salary range between Rs. 5200 to Rs. 20,200.