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Category: Class XI

Questions on Tuples

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Questions on Tuples

It is a sequence of immutable objects. It is just like list.  Difference  between  the  tuples  and  the  lists  is  that  the  tuples cannot be changed unlike lists. Lists uses square bracket where as tuples use parentheses. Questions on Tuples  

Class XI, Class XI, tuple, XI Videos

LIST

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LIST

LIST  An ordered collection of data items / elements  Built in data structure in which individual element can be accessed using its position i.e. index value  Represented using [] and elements are separated by comma  Mutable data structure  Index in the list starts from 0 for first element i.e. forward…

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Class XI, Class XI

Dictionary

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Dictionary

Dictionary Unordered collection of items / elements. Each item has two parts – key : value  A mapping between key and it’s value, separated by colon (:)  Items are enclosed in {} and separated by comma.  Are optimized to retrieve data using key. So key (values) should be unique. They can be…

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Class XI, Class XI

LOOPS

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LOOPS

Loop Types There may be a situation, when you need to execute a block of code several times. In general, statements are executed sequentially: The first statement in a function is executed first, followed by the second, and so on. Programming languages provide various control structures that allow for more complicated execution paths. A loop…

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Class XI, Class XI

Class XI- Videos

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Class XI- Videos

Here you will get all videos on all class XI Python concepts from the beginning like from downloading to executing simple programs. How to install Python                                                                                       …

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Class XI, XI Videos

Debugging

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Debugging

Meaning of Debugging Debugging means the process of finding errors,  finding reasons for errors, and techniques of their fixation. An error,  also known as a  bug,  is a  programming code that prevents a program interpretation. Errors are of three types – Compile Time Error Run Time Error Logical Error Compile-time error : These errors are…

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Class XI

Data Type

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Data Type

Data Type Data types are used to identify the type of data and set of valid operations that can be performed on it. Python has the following data types: Numbers( integer(whole no), floating(number with decimal) – String – List – Tuple – Dictionary

Class XI

Conditional Statement : If, Else

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Conditional Statement : If, Else

Conditional Statement – If… Else Conditional Statements (Decision Making) The basic decision statements in the computer are selection structure. The decision is described to computer as a conditional statement that can be answered True or False Python language provides the following conditional (decision making) statements. If statement If….. else statement If……elif…..else statement Nested if …….

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Class XI

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