Answer: d) Hierarchy of data
Explanation:
- Hierarchy of data is defined as arrangement of data in systematic way .The arrangement of files,character,records etc is done in a particular order usually in terms of highest level and lowest level .
- According to the question ,hierarchy of data should be used for organizing data from smallest stage to highest stage for database designing.
- Other options are incorrect alphabetical designing is based on alphabetical order. Detail structure is a model made on basis of details and features.
- Data design is the model or structure that includes data and related factors as building block.Logical order is the organizing elements on basis of particular logic.
- Thus, the correct option is option(d).
Answer:
a. If the read is successful, the number of bytes read is returned.
b. If the end of file is encountered, 0 is returned.
Explanation:
A read function is one of the functions used in computer programming. A read function is used to read an information or data that was written before into a file.
If any portion of a regular file before to the end of file has not been written and the end of file is encountered the read function will return the bytes with value 0.
If read function has read some data successfully, it returns the number of bytes it read.
Answer:
1. Input() is the correct answer
2.Most programming languages have a data type called a string, which is used for data values that are made up of ordered sequences of characters, such as "hello world". A string can contain any sequence of characters, visible or invisible, and characters may be repeated. ... A string can be a constant or variable .
3.The int() function converts the specified value into an integer number.
4.CandyCost = int(input("How much is the candy?"))
5.int()
ANSWERS
Answer: True
Explanation:Exception error ,which is also known as the fatal error that arises when there is the program execution going-on and the error occurs suddenly to stop the processing, resulting in the abortion of the execution.This erruptional error is responsible for disturbing the execution flow as well as there are chances of the data getting lost or deleted automatically.
Answer:
The graphical user interface (GUI /dʒiːjuːˈaɪ/ jee-you-eye or /ˈɡuːi/) is a form of user interface that allows users to interact with electronic devices through graphical icons and audio indicator such as primary notation, instead of text-based user interfaces, typed command labels or text navigation.
