<span>The number of worksheets a workbook can contain is limited to the memory of your computer.
The computer memory denotes the </span><span>hardware integrated circuits in the computer. These circuits store information for immediate use in a </span><span>computer, for worksheets for example.</span>
In a real-world environment, changing granularity requirements might dictate changes in primary key selection, and those changes might ultimately require the use of surrogate keys.
Explanation:
A surrogate key is a unique identity as an object or entity. It is used as an object in the database and as an entity in the modern world. Surrogate key is not a natural key hence it cannot be derived from application data.
Advantages of using surrogate key:
- They are unique
- They have uniform rules
- It allows unlimited values
- It stands the test of time
Answer:
Following are the program in the Python Programming Language.
import json #import package
#define function
def read_json(info):
return json.loads(info)#load data in variable
#call and print the function
print(read_json('[{'A': 10}, {'Y': 16}, {'U': 28}]'))
<u>Output</u>:
[{'A': 10}, {'Y': 16}, {'U': 28}]
Explanation:
following are the description of the code
- Define function "read_json()" and pass an argument "info" inside it.
- Return the data inside from the "load()" function .
- Call the function i.e "read_json" and passing the value to that function.
- Print function print the data which is inside the "read_json" function.
Answer:
red
Explanation:
color is set to red in the last line of being defined.
You have to press alt F4 :)
