What is Hierarchical Data Model and Network data model

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1.Hierarchical Data Model:- A  Hierarchical Data Model request the data in tree like structure in which there is a single parent for each record. To maintain order there is a sort fields which. keep sibling in (child node) into a recorded manner.  This type of models are designed basically foe the early main frame database management system like the information management system This model allow one to one and one to many relationship between various type of data . The hierarchical structure is used as the from a physically order of record on storage  .Advantage of hierarchical model  A user can retrive data very quickly due to the presence of explicit links between the structure .Disadvantage   of hierarchical model     This type of database connect support complex relationship. When a user need to store the record in child to table that is currently to the unrelated to any record in a parent table than it gets difficult to record the user d...
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 Big fall in gold prices



There has been a huge fall in gold prices today. The price of the purest 22 carat gold has seen a fall of up to Rs 2500. Currently, 22 carat gold is available at Rs 99,440 per 10 grams. This fall is good news for both investors and common buyers.

20 carat gold has also seen a huge fall. Its price has fallen by Rs 1800 and it is now available at Rs 90,250 per 10 grams. This is the gold that is commonly used in making jewelry as it has good strength.


.Gold Rate: Today there has been a tremendous fall in the prices of gold and silver, which has created a wave of happiness among the buyers. This fall is very beneficial for those who were waiting to buy gold and silver for a long time. After the continuously rising prices, it is a relief news that finally there is some stability in the market and customers have got a chance to breathe a sigh of relief.




.Future prospects and investment opportunity: According to the market experts, the prices of gold and silver may fall further in the coming days. This is a golden opportunity for those who are planning to buy or invest in gold and silver. Although price fluctuations are a normal process, the current conditions look favorable for buying.

At the same time, the price of 20 carat gold which was earlier Rs 72800 per 12 grams has now come down to Rs 72150.

While the price of 18 carat gold was Rs 75000 per 10 grams on the previous day.

Along with gold, the price of silver has also seen a decline. According to the Indian Jewelers Association, the price of silver which was earlier  per kg has come down to per kg today.

Therefore, if seen for the last 12 months, the price of gold and silver is increasing continuously, but now after the decline, people are expecting that there will be further decline in the next few days so that they can invest or get jewelry made. Let us tell you all that at this time the prices of gold and silver have come down by 2 to ₹ 3000, the price of gold has come down by 3000 and the price of silver has also come down by 2000.



The price of 24 carat gold is Rs 99358 per 10 grams.

The price of 22 carat gold is Rs 91012 per 10 grams.

The price of 18 carat gold is Rs 74519 per 10 grams.

The price of 14 carat gold is Rs 58124 per 10 grams.


Identify pure gold like this

If you are also planning to buy gold, then you should be alert or know in advance whether you are buying pure gold or fake. Pure gold is identified by its carat. If the hallmark of gold is 375, then it is 37.5% pure gold. If the hallmark is 585, then the gold is 58% pure. Along with this, if the gold is 750, then 75% gold is correct and pure. If the hallmark is 916 i.e. 91.6, then the gold should be 990. If the hallmark is 990, the gold should be 99.03. If the hallmark is 999, the gold is guaranteed to be 99.9% pure.

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