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1. Explain different addressing modes of 8086
2. Write a sequence of instructions to exchange two register contents using stack
3. What is pure code? List some applications of pure code
4. Differentiate between data coupling and control coupling
5. Explain the 8288 Bus controller
What are the Constituents of File? Also elaborates all the possible file operations? A file is organised logically as sequence of record. These records are mapped onto disk blo
Explain Domain calculus Domain calculus is one of the types of the relational calculus. The formal specification of the domain calculus was planned after the development of the
An entity type usually has an attribute whose values are distinct for every individual entity in the collection. Such an attribute is known as a key attribute and its values can be
Define the notation for classes and atrributes The notation for class, attribute, and operations are shown below: Figure: Class with attributes and operations A
What is the use of group by clause? Group by clause is used to be relevant aggregate functions to a set of tuples. The attributes given in the group by clause are used to shape
prototype of a distributed information system for a national car part retail outlet chain.
what do you understand by enhanced entity-relationship
Explain the terms primary key, candidate key, alternate key and secondary key. In the given table identify every key? STUDENT(SID,Regno, Name, City) Primary Key: The prim
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. Mult
Give the general form of SQL query? Select A1, A2............., An From R1, R2..............., Rm Where P
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