CBSE > Class 12 > Computer Science | CBSE Board | Homework Help

Comma seperated values (csv) is a type of file which allows to store data in a structured format. It can be accessed via notepad or spreadsheet software

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Function

Posted by 🤟Royal Thakur 🤟 3 years, 10 months ago

CBSE > Class 12 > Computer Science

5 answers

Sia ? 3 years, 10 months ago

A function is a unit of code that is often defined within a greater code structure.

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Pallavi Prasad 3 years, 10 months ago

defines a relationship between one variable (the independent variable) and another variable (the dependent variable).

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🤟Royal Thakur 🤟 3 years, 10 months ago

Thanks bro ..

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Aseem Mahajan 3 years, 10 months ago

Functions are the defined set of commands which are executed to give an output

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🤟Royal Thakur 🤟 3 years, 10 months ago

Thanks ma'am..

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Correct way to declare a variable x of float data type in python:

Posted by Khushi ... 3 years, 10 months ago

CBSE > Class 12 > Computer Science

1 answers

Aseem Mahajan 3 years, 10 months ago

<font face="Times New roman">Correct ways:
$$\tt x = float(2.5)$$
$$\tt x = 2.5$$
If you want to check whether its correct, just write this statement and run it:
$$\tt print(type(x))$$

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<font face="Times New roman">Write the output
$$\tt{print(0.2+0.01==0.21)}$$

Posted by Aseem Mahajan 3 years, 10 months ago

CBSE > Class 12 > Computer Science

4 answers

Jo Jooo 3 years, 10 months ago

Error will occurred

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Saurav Bansal 3 years, 10 months ago

Yes

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Aseem Mahajan 3 years, 10 months ago

<font face="Times New roman">So how are you deep

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Student . 3 years, 10 months ago

false

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CBSE 2021 sample paper all solution

Posted by Nilesh Jha 3 years, 11 months ago

CBSE > Class 12 > Computer Science

0 answers

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Any one who wants notes of Computer science Contact me on my gmail account "[email protected]" I will send u pdf

Posted by Sathi Gupta 3 years, 11 months ago

CBSE > Class 12 > Computer Science

2 answers

Abhishek Biradar 3 years, 10 months ago

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Pawan Kumar 3 years, 10 months ago

Yes I wants computer notes

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AIM :Understanding read() and readlines () TASK: A text file QUOTES. Txt contains MULTIPLE Lines of Text. Create a Menu driven Program to do the following: 1. Search & Count 2. Lines Beginning with vowel 3. Display vowel words 4. Exit HINT: * Search & count - Input any word and count if it is present in the file. * use readlines() to solve Option3 * use read() and then split() to get the words (Option 1 & 3)

Posted by Chaitanya Gupta 3 years, 11 months ago

CBSE > Class 12 > Computer Science

1 answers

Mabiya Khan 3 years, 11 months ago

What do you understand by nutrent

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what is csv file??

Posted by Vivek Bhatt 3 years, 11 months ago

CBSE > Class 12 > Computer Science

1 answers

Sathi Gupta 3 years, 11 months ago

Comma separated values

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Write a statement in python to perform operations: a) to open a text file "book.txt"St in read mode

Posted by Krishna Kant Singh 3 years, 11 months ago

CBSE > Class 12 > Computer Science

1 answers

Sathi Gupta 3 years, 11 months ago

X=open("book.txt")

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When a Python opens a file, it needs to know the file-mode in which the file is being opened. Write the respective file modes (constant/characters) for:

Posted by Arshiya Nagori 3 years, 11 months ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

A program having multiple functions is considered better designed than a program without any functions. Why?

Posted by Kusuma Kusuma 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

3. Hindustan Chemicals ltd. Is a company that deals in manufacturing and exporting of chemicals across the world and has hundred of employees on its roll. It wishes to computerize the process of salary generation. Write a python program to enter the name of employees and their salaries as an input and store them in a dictionary and also represent the data as a salary generation report

Posted by Anjali Sharma 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

2. Gurukulam academy is transforming its result processing unit into computerized “Student Management software”. Help the institution to develop an integrated solution using concepts of python list for adding new students to the existing list on the basis of the marks obtained by them. The entire processing system should support adding of updated marks , deleting the marks of the students who have left the institution, followed by generating a report by arrangingthe marks of all the students. It should also include insertion and deletion of student at desirable position. Write a menu driven program for the above scenario based implementation.

Posted by Anjali Sharma 4 years ago

CBSE > Class 12 > Computer Science

1 answers

Nithin Nithin 1 year, 2 months ago

tell answer

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1. Write a program to calculate income tax of an employee on the basis of basic salary and total saving inputted by the user as per the given slabs: a. No tax for individual with income less than 2.5 lakh b. 0-5% tax with income 2.5 lakh to 5 lakh for different age group. c. 20% tax with income from 5 lakh to 10 lakh d. Investment upto 1.5 lakh under sec80C can save upto 45000 in tax

Posted by Anjali Sharma 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Dash is given to each process so that a process does not use cpu indefinitely

Posted by Siddhesh Nimodiya 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Write a program to find area of rectangle with function with two parameters using function overloading in python

Posted by Arun Ps 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Where can I get the practical of python programming

Posted by Mahivardhan Singh Solanki 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Write a program to manage student data base using data file handling Option for users should be as follows: 1) Display all students 2) Add new student 3) Delete a student 4) search a student (using load and dump function)

Posted by Siddharth Gager 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Compare and contrast between open() function and with statement

Posted by Kokila Y 4 years ago

CBSE > Class 12 > Computer Science

0 answers

ANSWER

Python programming

Posted by Sandeep Patel 4 years ago

CBSE > Class 12 > Computer Science

1 answers

Sia ? 4 years ago

Python is an interpreted high-level general-purpose programming language. Python's design philosophy emphasizes code readability with its notable use of significant indentation.

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What are the two forms of importing modules in a python program explain its syntax with an example.

Posted by Niraimathi Azhaganbu 4 years, 1 month ago

CBSE > Class 12 > Computer Science

1 answers

🦋Tejasvi Singh🦋 4 years ago

Import in python is similar to #include header_file in C/C++. Python modules can get access to code from another module by importing the file/function using import. The import statement is the most common way of invoking the import machinery, but it is not the only way

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What is Generation ?

Posted by ❤️Ritesh Gupta? 4 years ago

CBSE > Class 12 > Computer Science

1 answers

Sia ? 4 years ago

A generation is "all of the people born and living at about the same time, regarded collectively." It can also be described as, "the average period, generally considered to be about 20–⁠30 years, during which children are born and grow up, become adults, and begin to have children."

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). A binary file named “TEST.dat” has some records of the structure [TestId, Subject, MaxMarks, ScoredMarks] Write a function in Python named DisplayAvgMarks(Sub) that will accept a subject as an argument and read the contents of TEST.dat. The function will calculate & display the Average of the ScoredMarks of the passed Subject on screen

Posted by N. Neha 4 years, 1 month ago

CBSE > Class 12 > Computer Science

1 answers

❤️Ritesh Gupta? 4 years, 1 month ago

Sorry... Don't know

7Thank You

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Stack is used for? In ch. Data structure

Posted by Abhishek Kumar 4 years, 1 month ago

CBSE > Class 12 > Computer Science

1 answers

🦋Tejasvi Singh🦋 4 years ago

Key points. A stack is a LIFO, last-in first-out, data structure. Despite being so simple, the stack is a key data structure for many problems. The only two essential operations for the stack are the push method for adding elements and the pop method for removing elements

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write the students table sql commands for the following questions

Posted by Shabi Shabi 4 years, 1 month ago

CBSE > Class 12 > Computer Science

1 answers

Sia ? 4 years, 1 month ago

Please ask question with complete information.

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Observe the code and find which of the option is not the possible output? Also specify the minimum and maximum value of stop. import random Fruits=["Apple","Mango","Berry","Grapes","Lemon"] start=random.randrange(2)+1 stop=random.randint(start+1,start+2) for i in range(start,stop): print(Fruits[i],end="&") a)Apple&Mango& b)Mango&Berry& c)Mango& d)Berry&Grapes&Lemon

Posted by Pravin Kumar 4 years, 1 month ago

CBSE > Class 12 > Computer Science

1 answers

🦋Tejasvi Singh🦋 4 years ago

File "compiler.py", line 1 import random Fruits=["Apple","Mango","Berry","Grapes","Lemon"] start=random.randrange(2)+1 stop=random.randint(start+1,start+2) for i in range(start,stop): print(Fruits[i],end="&") a)Apple&Mango& b)Mango&Berry& c)Mango& d)Berry&Grapes&Lemon ^ SyntaxError: invalid syntax

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