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In this section, we will discuss about Sequential file organization. Sequential files have data records stored in a particular sequence. A sequentially organized file might be stored on either a serial-access or a direct-access storage medium.
Structure
In order to provide the 'sequence' required, a 'key' has to be defined for the data records. Generally a field whose values can uniquely identify data records is chosen as the key. If a single field cannot fulfill this criterion, then combination of fields can serve like a key.
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Q. Write down an algorithm for finding a key from a sorted list using the binary search technique or method.
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Ask question find frequency count of function- {for(i=1;i {for(j=1;j {for(k=1;k } } }
Advantages of First in First out (FIFO) Costing Advantages claimed for first in first out (FIFO) costing method are: 1. Materials used are drawn from the cost record in
B i n a ry Search Algorithm is given as follows 1. if (low > high) 2. return (-1) 3. mid = (low +high)/2; 4. if ( X = = a [mid]) 5. return (mid); 6.
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What is Class invariants assertion A class invariant is an assertion which should be true of any class instance before and after calls of its exported operations. Generally
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