CBSE Class 12 Computer Science Practicals Notes

    1. Write a Program in C++ (telephone directory simulation) that can sort telephone number. Names to be treated as a uni Define them inside a structure. 2. Write a program in C++ to defined and use (Read and Display object) a class named ADMISSION with the following…

CBSE Class 12 Computer Science Pointers Notes

    10, 20, 30, 40, 50, 10, 20, 30, 40, 50, Note: A pointer variable can be used as an array as in above example both *p and p[0] refers to the same variable similarly b[0] and *b refers to the same variable. Again p[1] and *(p+1) are same. Address calculation method is…

CBSE Class 12 Computer Science Notes Of Cloud Computing And Open Standards Notes

CBSE Class 12 Computer Science - Notes of Cloud computing & Open Standards. Learning the important concepts is very important for every student to get better marks in examinations. The concepts should be clear which will help in faster learning. The attached concepts made…

CBSE Class 12 Computer Science Networking Notes

Networking in computers is to enable its users to share resources and to access these resources regardless of their physical locations, which may be a few feet or even thousands of miles apart. Thus we can say that computer network creates a global environment between its…

CBSE Class 12 Computer Science Introduction To C++ Notes

  Structure-Collection of logically related different data types (Primitive and Derived) referenced under one name. Nested structure • A Structure definition within another structure. •  A structure containing object of another structure. typedef •  Used to define new data…

CBSE Class 12 Computer Science Free And Open Source Software Notes

Chapter-1 FREE AND OPEN SOURCE SOFTWARE Free Software Definition by Richard Stallman’s: It means software is freely accessible, free to use, changed, improved, copied, distributed without any payments. Four kinds of freedom ► Freedom to run the program for any purpose ►…

CBSE Class 12 Computer Science Database And SQL Notes Set A

  5. LONG This data type is used to store variable length strings of upto 2 GB size. e.g                 description long; 6. RAW/LONG RAW To store binary data (images/pictures/animation/clips etc.) RAW or LONG RAW data type is used. A column LONG RAW type can hold upto 2…

CBSE Class 12 Computer Science Data Structure Notes Set A

  Data Structure In Computer Science, a data structure is a particular way of storing and organizing data in a computer so that it can be used efficiently. Different kinds of data structures are suited to different kinds of applications, and some are highly specialized to…

CBSE Class 12 Computer Science Data File Handling In C++ Notes

If the function modify( ) modifies a record in the file “ item.dat “ with the values of item x passed as argument, write the appropriate parameter for the missing parameter in the above code, so as to modify record at its proper place.Ans.1. File.seekp((recordsRead-1)*…

CBSE Class 12 Computer Science Communication And Network Notes Set B

  Basic communications media types · Copper o unshielded twisted pair (utp) o shielded twisted pair (stp) o coaxial cable (thinnet, thicknet) · Fiber optic o single-mode o multi-mode · Infrared · Radio & microwave Twisted Pair Cable· These cables consist of two…

CBSE Class 12 Computer Science Communication And Computer Networks Notes

Communication and Computer Networks Network→ It is an interconnected collection of autonomous computers Network Goals → 1. Resource sharing --- All programs, data and peripherals are available to anyone on the network irrespective to the physical location of the resource and…

CBSE Class 12 Computer Science Boolean Algebra Notes Set A

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CBSE Class 12 Computer Science Oops Notes

BASIC CONCEPTS OF OOPS & CLASSES AND OBJECTS Object-Oriented Programming groups related data and functions together in a class, generally making data private and only some functions public. Restricting access decreases coupling and increases cohesion. It has proven to be…

CBSE Class 12 Computer Science All Chapters Notes

STRUCTURE ............ 3 typedef ...................... 5 Enumerated data type .................. 5 #define preprocessor directive............ 6 Macros ....................... 6 Assignment .................. 6 OOP CONCEPTS ................... 7 CLASSES &…