So Python is an interpreted language. Get answers to all exercises of Chapter 6: Getting Started with Python Sumita Arora Computer Science with Python CBSE Class 11 book. Answer: Enter the number of days required by A to complete work alone: 8 k = x students are advised to check out the complete syllabus and exam pattern with the marking scheme.. The string will be repeated only if the value is greater than zero, otherwise, it will return a blank. x b) num1 = num1 ** (num2 + num3) An example Division: 2.6666666666666665 The syntax for the division is correct. We have provided the link to Class 11 Computer Science by Sumita Arora. These are defined by the user but they can have letters, digits and a symbols underscore. Enter first number: 8 Programming Methodology 6. If more than one word is used as a variable then it can be separated using underscore ( _ ), instead of a hyphen ( - ). Write the names of all Standard Data Types. #import the math module, to use sin & radians function String Manipulation. boil = 100 NCERT Solutions for Class 11 Science Computer science Chapter 5 Getting Started With Python are provided here with simple step-by-step explanations. num1 = 2 + 9 * (36 - 8) /10 Address = { 'Line1': ‘Address line 1', 'Line2':'Address Line2', 'Locality':'Locality Name', 'City':'City Name', 'Pincode':110001, 'Country':'India'}, Give the output of the following when num1 = 4, num2 = 3, num3 = 2 OUTPUT: radian = math.radians(degrees) PyChecker is a static analysis tool that finds bugs in Python source code and warns about code complexity and style. b) (2 + (3 == 4) + 5) == 7 Question 8: else: What will be the size of the following constants : “\a”. be done internally to it. Here in this Section, we have mentioned the Class 11 Computer Science Exam Pattern. Built using WordPress and the EmpowerWP Theme, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), NCERT Solutions for Class 11 Computer Science (Python) – Introduction to Python, NCERT Solutions for Class 11 Computer Science (Python) – Operators in Python. Not able to find the chapter you are looking for? e) print(4.00/(2.0 + 2.0)) LHS : Getting Started with Python 9. Volume of sphere, V=43πr3 Question 9: CBSE Class 11 Revision Notes and Key Points. (a) try These functions return a new object represting the converted value. Python Fundamentals. The primary difference is that a Python list can contain objects of many different types. #printing the values before swapping Therefore, the output will be 'True'. f) num1 = 2+9*((3*12)-8)/10 A tuple is immutable i.e. Dictonaries falls under mapping. They must begin with either a letter or underscore. c = 3 * 10 ** 8 y = k Classify the Python data types. Therefore, the output will be 1024. Answer: Does Python allows you to assign a single value to several variables simultaneously ? The formula for the volume of a sphere: 1. combined = (x * y * z)/(x*y + y*z + x*z) e) Assign the concatenated value of string variables first, middle and last to variable fullname. c) 1 < -1 == 3 > 4, a) ( 0 == (1==2)) sin(θ) = height / length Answer: Introducing Python Pandas. spaces and tabs are preserved as it is. Python Pandas II - Dataframes and Other Operations. 5. Answer: Write a Python program to compute the height reached by the ladder on the wall for the following values of length and angle: The distance of a point P(x, y) from the origin is given by x2+y2. Short Answer type Questions [2 mark each]. OUTPUT: Python’s dictionaries are kind of hash table type. Copyright © Write the kind of Python’s dictionary ? Answer: What is “None” literal in Python ? These solutions for Getting Started With Python are extremely popular among Class 11 Science students for Computer science Getting Started With Python Solutions come handy for quickly completing your homework and preparing for exams. Three types of sequence data type available in Phyton are strings, lists and tuples. You have to declare as global every reference to a builtin function or to a component of an imported module. Question 6: print(True or False) What is a tuple ? #asking for the mass in grams Number data type stores numerical values and is immutable i.e., value of its object cannot be changed. Functions 11. Answer: Yes, Python is a high-level Language. #Input Second number l) print(10 + 6 * 2 ** 2 != 9//4 -3 and 29>= 29/9) The diagram can be drawn as follows: Question 13: List Of Chapters. Answer: Question 20: A, B, C take x days, y days and z days respectively to do the job alone. Therefore, the output will be 3 Question 10: #Calculating Boiling temperature in Fahrenheit A list contains items separated by commas and enclosed within square brackets ([ ]). Data Transfer between Files, SQL Databases and Dataframes. #Program to calculate the equivalent energy of an object Python program runs directly from the source code. How do we share global variables across modules in Python? r1 = 7 The error will arise only when 'interpreter' will run the line containing these statements. v) Total_Marks: Valid Lists. Interactive Mode Programming. Converts an integer to a Unicode character. c ⇒ speed of light in m/s. Conditional Operators. print("Results:-") Students who are in Class 11 or preparing for any exam which is based on Class 11 Computer Science can refer NCERT Book for their preparation. Answer: Print a message addressed to the user that tells the user the year in which they will turn 100 years old. Tuple. 10 + 6 * 4 != 2 - 3 print(num1) Python Pandas II - Dataframes and Other Operations. The numbers written in the statement are in float data type therefore, the output will be also in float data type. Enter the alignment degree: 75 print("Invalid value for n, enter only positive values") Amount payable = Principal + SI. Introducing Python Modules. modulel.py: Get solutions to all chapters of Computer Science with Python by Sumita Arora book Class 11 CBSE & NCERT. x = 5 Categorise the following as syntax error, logical error or runtime error: print("Modulus: ", num1%num2) Functions 11. students are advised to check out the complete syllabus.. CBSE Useful Resources. What is the difference between list and tuple ? Exam Pattern. Changes can The e-book PDF of Python is available for free download. Yes, List is a standard data type. Answer: if n>0: Question 2: Write any two Standard Data Types in Python. Variables x and y store the x-coordinate and the y-coordinate of a dart that hits the dartboard. Write a comment. Dictionaries. 12. Enter the value of n: 5 Identifiers are not reserverd. 29 >= 29/9 Question 1: Script Mode Programming. LHS: Algorithms and Flowcharts Unit 3 : Introduction to Python. print (num1) # k is the third variable used to swap values between x and y 3 ‘\a’ – size is 1 as there is one character and it is a string literal enclosed in single quotes. Therefore, print(num1) will give the output 1024. Answer: c = 7 RHS: For example : An identifier must start with a letter or underscore followed by any number of digits or/ and letters. Answer: c) (6,6): True This is the first line. OUTPUT: NCERT Solutions Class 11 Computer Science Getting Started with Python. num1 = 2 a) 0 == 1 == 2 c = 0 b) 20 feet and 0 degrees It is also used to indicate the end of lists in Python. What is a Number data types ? Using Single Quotes (‘) 2020 Applect Learning Systems Pvt. Dictionaries. Literals mean constants i.e. Question 12: What are the rules for local and global variables in Python? volume2 = (4/3*22/7*r2**3) The above statement can be written as Answer: The values need to be passed in radians to the sin() function. Conditional and Iterative Statements. Python programming and computational problem solving skill development through solved problems and lab ... Getting Started with Python . Mapping data types are unordered and mutable. The formula to calculate the number of days if they work together is xyz/(xy + yz + xz) days where x, y, and z are given as input to the program. Dictionary is similar to association array or hash table of other languages. FREE Downloadable NCERT Solutions.Works without internet, Address = { 'Line1': ‘Address line 1', 'Line2':'Address Line2', 'Locality':'Locality Name', 'City':'City Name', 'Pincode':110001, 'Country':'India'}, print(10 + 6 * 2 ** 2 != 9//4 -3 and 29>= 29/9), print((0 < 6) or (not (10 == 6) and (10<0))), print( (0 < 6) or (not (10 == 6) and (10<0) ) ). The syntax is correct. Question 3: Is Python Object-Oriented Language ? The height reached by the ladder with length 24 feet and aligned at 80 degrees is 23.64 feet. num1 = 2 + 9 * 28/10 If the argument is a list, if makes a copy just like se[:j would. e.g Rs. #Computing sin value Strings in Python are identified as a contiguous set of characters in between quotation marks. volume3 = (4/3*22/7*r3**3) >>> x= 5 Python Fundamentals. 11 COMPUTER SCIENCE CLASS XI PYTHON BOOK.PDF. Solutions for Class 11 Computers print("Floor Division: ",num1//num2) Write a list comprehension that builds a list of the even numbers from 1 to 10 (inclusive). i) num1 = int('3.14') OUTPUT: Converts object x to an expression string. arrow_back Getting started with Python. A tuple consists of a number of values separated by commas. NCERT Solutions for Class 11 Computer Science (Python) – Getting Started with Python, Very Short Answer type Questions [1 mark each]. GOOD MORNING GOOD MORNING GOOD MORNING GOOD MORNING GOOD MORNING. h) num1 = float(10) print("Subtraction: ",num1-num2) print(tf) A tuple, Question 16: CBSE Class 11 – Python Conditional Statements – Simple If, If_elif_else, nested if Statement Posted on by tutorialaicsip Now you are familiar with how to use Operators , write expressions , accepting input and output statements in python. The height reached by the ladder with length 20 feet and aligned at 0 degrees is 0.0 feet. #calculating the energy, mass is divided by 1000 to convert it into kilogram Enter the number of days required by B to complete work alone: 10 Taking the above statement in two separate parts Yes, pychecker is a static analysis tool that finds bugs in Python source case and warns about code complexity and style. c) Mobile number Introducing Python Modules. Therefore, the degree will be converted to radians and then the sin() function will be applied. Answer: Answer: Taking the above statement in two separate parts Give an example. h) Address of the student, a) The int data type will be used to represent 'Number of months in a year' as it will be an integer i.e. Copyright, help, credits. num3, num2 = num1, num3 + 1 Which mode of Python invoking the interpreter without passing a script file as a parameter ? OUTPUT:- You will turn 100 years old in the year", #Program to calculate the equivalent energy of an object, #Speed of light is known and given in the question, #calculating the energy, mass is divided by 1000 to convert it into kilogram, #import the math module, to use sin & radians function, # Calculating height and rounding it off to 2 decimal places, "The height reached by ladder with length", TS Grewal Solutions for Class 12 Commerce, TS Grewal Solutions for Class 11 Commerce, Homework Questions for Class 11 Humanities, Homework Questions for Class 12 Humanities, CBSE Class 10 Board Paper Solutions for Math, CBSE Class 10 Board Paper Solutions for Science, CBSE Class 10 Board Paper Solutions for Social Science, CBSE Class 10 Board Paper Solutions for English, CBSE Class 10 Board Paper Solutions for Hindi, CBSE Class 12 Science Board Paper Solutions for Math, CBSE Class 12 Science Board Paper Solutions for Physics, CBSE Class 12 Science Board Paper Solutions for Chemistry, CBSE Class 12 Science Board Paper Solutions for Biology, CBSE Class 12 Commerce Board Paper Solutions for Economics, CBSE Class 12 Commerce Board Paper Solutions for Accountancy, CBSE Class 12 Commerce Board Paper Solutions for Business Studies, CBSE Class 12 Commerce Board Paper Solutions for Math, CBSE Class 12 Humanities Board Paper Solutions for English. config.a = 1 Answer: Answer: Your email address will not be published. Name some commands of Python. To some extent, lists are similar to arrays in C. One difference between them is that all the items belonging to a list can be of different data type. Dictionary. All Python files have extension “.py”. num1 = int(input("Enter first number: ")) Enter the time in years: 4 n) print( (0 < 6) or (not (10 == 6) and (10<0) ) ) Python allows three types of integer literals : Question 4: m ⇒ mass in Kilogram, Yes. Example : Ltd. All rights reserved. Perimeter = 4 × side length (d) Tuple CLASS XI PYTHON COMPUTER SCIENCE. It is a multiline string create YZ” with \ in the basic string. Getting Starting With Python. Answer: However, if we have to store the address in a more structured format, we can use dictionary data type as well. # age converted to integer for further calculation config.py : Answer: Therefore, the output will be 'True'. Here: 1. Contact Us and we will get it to you in a day! On one hand, requiring global for assigned variables provides a bar against unintended side-effects. sin = math.sin(radian) print(tb) Question 6: below we have mentioned complete Class 11 Computer Science Syllabus. Dictionaries. l) print(10 + 6 * 2 ** 2 != 9//4 -3 and 29>= 29/9) Class 11 | Chapter 1: Getting Started with Python - Solutions. What factors guide the choice of identifiers in Programs ? The formula is given as: print(True or (not False and False)) P, R and T are given as input to the program. The four basic data types are : Question 12: print("Hi",name,"! Class 11 XI Python and Computer Fundamental NCERT TEXTBOOK, SOLUTIONS in PDF and PPT. In Python, variables that are only referenced inside a function are implicitly global. a) 2, 5 Program: Write a program that accepts the mass of an object and determines its energy. NCERT Book for Class 11 Computer Science Chapter 5 Getting Started with Python is available for reading or download on this page. x = y Operators in Python 10. y = 6 String Manipulation. List and String. Before getting started, you may want to find out which IDEs and text editors are tailored to make Python editing easy, browse the list of introductory books, or look at code samples that you might find helpful.. Using Double Quotes (”) Question 7: arrow_back Getting started with Python. #defining three different radius using variables r1, r2, r3 #Converting degrees to radian You can use single quotes and double Getting Started with Python. Program: tf = freeze * (9/5) + 32 print word[:3] + word[3:]. Enter the rate of interest per annum: 4.5 #Asking for the number of days taken by A, B, C to complete the work alone k) print(10 != 9 and 20 >= 20) >>> ‘,’.join(a) Please note that 5 is enclosed in quotes and hence will be treated as a string. Each type Python programs executed code is required. Now, the complete equation can be written as Even if 'r' is a whole number, the value of volume can be a fraction which can be represented in a decimal form easily by float data type. Is there a tool to help find bugs or perform static analysis? Explain the dictionary in Python. Now the complete equation can be written as Conditional and Looping Constructs str = "GOOD MORNING " >my list = [ ] # make an Empty list What would the following code yield ? #Program to tell the user when they will turn 100 Years old NCERT Solutions for Class 11 Computer Science Python Getting Started with Python. print("The energy of an object with mass",mass," grams is",Energy,"Joule.") R = float(input('Enter the rate of interest per annum: ')) As x being, immutable type, has been rebuild. e) The float data type will be used to represent 'Volume of a sphere'. a = [‘one’, ‘two’, ‘three’] Unlike lists, however, tuples are enclosed within parentheses. Yes. print (num1, num2) Getting Started with Python. An immutable variable change of value will not happen in place. e) print(4.00/(2.0+2.0)) Enter the mass of object(in grams): 25 Answer: Answer: is “\” – size is 1. #Asking the user for Principal, rate of interest and time When the radius is 12 cm, the volume of the sphere will be 7241.14 cc >>> y = x Data Transfer between Files, SQL Databases and Dataframes. OUTPUT:- cannot be changed. num1 = 4 ** 5 j) print('Bye' == 'BYE') The error will arise only when 'interpreter' will run this line. c) (6.75 >= num1) and (6.75 <= num2) The above statement can be written as quotes freely within the triple quotes. Lists are the most versatile of Python’s compound data types. print("The height reached by ladder with length",length,"feet and aligned at",degrees,"degrees is",height, "feet.") b) num3 <= 24 or not(num3 > 24) OUTPUT: print("The values of x and y after swapping are",x,"and",y,"respectively.") c) (6, 6) #defining two variables d) The string ‘middle’ is larger than the string ‘first’ and smaller than the string ‘last’ The type of output will be a string, not an integer. Is there a tool help to find bugs or perform static analysis ? age = int(input("Enter your age: ")) Python Fundamentals. String Manipulation. Question 2: First, of all check the CBSE Class 11 Computer Science Exam Pattern. Write a program to swap two numbers using a third variable. m) print(5 % 10 + 10 < 50 and 29 <= 29) Therefore, the output will be 'True'. All white space i.e. 11. Interactive Mode Programming and Script Mode Programming. print("When the radius is",r2,"cm, the volume of the sphere will be", round(volume2,2),"cc") 10 + 24 != -1 Energy = (mass/1000) * c ** 2 Question 10: Getting started with Python 11th Computers CBSE NCERT Chapter 8 Marketing along with videos,solved papers and worksheets.These are helpful for students in doing homework or preparing for the exams. #printing the 100th year What does ‘immutable’ mean ? Software Concepts 3. NCERT Solutions for class 11 Science Computer Science solved by subject matter experts. #calculating the 100th year for the user considering 2020 as the current year c) num1, num2 = 2, 3 Question 11: 7. d) num1 = '5' + '5' Which mode of Python invoking the interpreter with a script parameter begins execution of the script and continues until the script is finished ? Question 11: All you have to do is download the SelfStudys Class 11 NCERT Solution Computer Science Python once for FREE and you are able to go. IDLE (pronounced as Idli) is the most popular Python development environment IDLE is an acronym of Integrated Develop Environment. ... Getting Started with Python . freeze = 0 Getting Started with Python. print('Water Boiling temperature in Fahrenheit::') Computer Science in Class 11 is an important and easy to score subject for Class 11 … The values of x and y are 5 and 6 respectively. 12. Question 3: Therefore, the output will be 1.0. “‘This is a multi-line string. c) Assign a list containing strings ‘Paper’, ‘Gel Pen’, and ‘Eraser’ to a variable stationery. print (num1) e) List Stationery is empty, a) (20 + (-10)) < 12 Ltd. 399/- Question 4: OUTPUT: a) Assign 10 to variable length and 20 to variable breadth. Note:- If the side length is a whole number, the perimeter will always be an integer, however, we should be open to the possibility that the side length can be in decimal as well. Conditional and Iterative Statements. Python Pandas II - Dataframes and Other Operations. String Manipulation. #print the result Computer overview and its Basics 2. Introducing Python Modules. If the side length is a decimal number, the result may come out to be a decimal number which can be easily represented by float data type. They are generally used for small collectioin of data. NCERT CBSE latest book edition solutions. Using Triple Quotes o(”’ or ” ” “) We use cookies to ensure that we give you the best experience on our website. Example S = Set ([1,2,3,4]). And unlike Tuples and lists, sets can have no duplicate data. a = 5 b) (10,10): False Though a bit surprising at first, a moment’s consideration explains this. Is List a standard data type ? What is IDLE? Data Handling. Before getting started, you may want to find out which IDEs and text editors are tailored to make Python editing easy, browse the list of introductory books, or look at code samples that you might find helpful.. c) stationary =['Paper','Gel Pen','Eraser'] print("Exponentiation: ",num1 ** num2) Single line strings : Strings that are terminated in single line. Enter second number: 3 Presume that a ladder is put upright against a wall. NCERT Solutions for Class 11 Computer Science (Python) – Getting Started with Python Very Short Answer type Questions [1 mark each] Question 1: What are the two modes in Python ? Which type of values can be store in Number data types. c) The integer data type will be used to represent 'Mobile number' as it will be a ten-digit integer only. What is the difference between a tuple and a list ? Therefore, ‘if’ condition will be used to check the values of 'n' first and then the print statement will be executed. Enjoy FREE doubts help & video explanations. This statement will make y refer to 5 of x. Question 15: There is a list of tutorials suitable for experienced programmers on the BeginnersGuide/Tutorials page. Master the concepts with our detailed explanations & solutions. Getting Started with Python 9. The NCERT solutions for Class 11 Computer Science book have been made by Computer Science teacher of one of the best CBSE school in India. #Input first number print(str * n) NCERT Solutions for Class 11 Science Computer science Chapter 5 Getting Started With Python are provided here with simple step-by-step explanations. Python has one special literal called ‘None’. An example is “What’s your name?” “\a”, “Manoj\’s”, ‘\”, “XY\ YZ” When do you use list vs. tuple vs. dictionary vs. set? P = float(input('Enter the principal: ')) What is used to represent Strings in Python ? Question 3: […] d) 24 feet and 80 degrees. What is the extension of Python language? Python’s built-in data type is dictionary, which defines one-to-one relationships between keys and values. num1 = 3 When the radius is 16 cm, the volume of the sphere will be 17164.19 cc. #if dis is greater than 10, means that dart is more than 10 units away from the centre. Results:- Let variables length and angle store the length of the ladder and the angle that it forms with the ground as it leans against the wall. “What’s your name?,” I asked. To calculate the sin() value in Python, math module sin() function is needed. #defining the boiling and freezing temp in celcius The revision notes covers all important formulas and concepts given in the chapter. Program: Notify me of follow-up comments by email. True n = int(input("Enter the value of n: ")) The function tuple (seq) converts any sequence (actually, any.iterable) into a tuple with the same items in the same order. Which data type consists of a number of values separated by commas ? num1 = 2 + 25.2 Do Python variables have to be explicitly declared to reserve memory space ? Question 19: Answer: Functions 11. a) 16 feet and 75 degrees Ans- Python was released in February 1991. Computer System Organisation. y Adding fractions, get common denominators. OUTPUT: Answer: b) num3 is not more than 24 What is PEP 8? Modifying an immutable variable will rebuild the same variable. print("When the radius is",r3,"cm, the volume of the sphere will be", round(volume3,2),"cc") i) num1 = int('3.14') Give a example of immutable data type. f) num1 = 2 + 9 * ((3 * 12) - 8) /10 April 13, 2019 Share Get link; Facebook; Twitter; #Printing the temperature Your email address will not be published. 29 <= 29 n) print((0 < 6) or (not (10 == 6) and (10<0))). where, E ⇒ energy measured in Joule, Getting started with python || Type A || Sumita arora || Class 11 || Computer science || Information practices || Solution This is your guide to ace computers exam easily. (adsbygoogle = window.adsbygoogle || []).push({}); © 2020 indianexpresss.in. Water Freezing temperature in Fahrenheit:: num1 = num1 ** 5 T = float(input('Enter the time in years: ')) Introducing Python Pandas. The output for the dart coordinates are as follows: x = 5 print(True) String. Microprocessor and Memory Concepts Unit 2 : Programming Methodology. Programming language is used to create programs (i.e. Keywords are reserved and are few. e) Volume of a sphere Write a program to enter two integers and perform all arithmetic operations on them. Subsets of strings can be taken using the slice operator ( [ ] and [ : ] ) with indexes starting at 0 in the beginning of the string and working their way from -1 at the end. print("The values of x and y after swapping are",x,"and",y,"respectively.") 11. Enter the number of days required by C to complete work alone: 20 #Printing the result for all arithmetic operations Upper and lower case letters are different. num1 = 1024 Answer: Interactive Mode Programming and Script Mode Programming. Answer: Microprocessor and Memory Concepts Unit 2 : Programming Methodology. Write a program to repeat the string ''GOOD MORNING'' n times. Pylint is another tool that checks if a module satisfies a coding standard, and also make it possible to write plug-ins to add a custom feature. Cyber Security & Online Security. These solutions for Getting Started With Python are extremely popular among Class 11 Science students for Computer science Getting Started With Python Solutions come handy for quickly completing your homework and preparing for exams. Data Handling. Which data type will be used to represent the following data values and why? True #printing the volume after using the round function to two decimal place for better readability Keyword is a special word that has a special meaning and purpose. Here 'n' is an integer entered by the user. Required fields are marked *. d) first,middle,last = "Mohandas","Karamchand","Gandhi" a) num1 += num2 + num3 >mytuple = [1, 2, 3, 4) # create a four element tuple. Recent Posts ... Write a comment. num1 = 4 ** (3 + 5) = 4 ** 5 = 1024 word = ‘abcdefghij’ 7. List Manipulation. A dartboard of radius 10 units and the wall it is hanging on are represented using a two-dimensional coordinate system, with the board’s centre at coordinate (0,0). Answer: 4. Write the name of most versatile Python’s compound data types. > print mytuple[2], len(mytuple), Question 8: Identifier is the user-defined name given to a part of a program like variable, object, functions etc. If the argument if a tuple, it does not make a copy but returns the same object, so it is cheap to call tuple( ) when you aren’t sure that an object is already a tuple. Answer: a) Number of months in a year Ans- Python was developed by Guido Van Rossum. Important Python Loop Programs for Class 11 Practical File; if-elif-else python exercises Class11; Practical file questions for Python programming fundamentals; 8 simple python practical exercises for getting started with python for CBSE class 11; Practical File Questions Class 11 … Question 14: d) Enter the length of the ladder: 24 Program: Write a Python program to find the volume of spheres with radius 7 cm, 12 cm, 16 cm, respectively. The volume of a sphere with radius r is 4/3πr3. print (num1, num2, num3). #Speed of light is known and given in the question Data Transfer between Files, SQL Databases and Dataframes. e) fullname = first +" "+ middle +" "+ last, Write logical expressions corresponding to the following statements in Python and evaluate the expressions (assuming variables num1, num2, num3, first, middle, last are already having meaningful values):

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