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Mention the purpose of SID and SOD lines SID (Serial input data line): It is an input line by which the microprocessor accepts serial data. SOD (Serial output data line)
Which language used in application programs to request data from the DBMS is referred? Language which is used in application program is DML to request data from the DBMS is ref
need to get answer for questions 3&4 on this page in part 1
how to prepare a data dictionary for online examination system for certified courses?
Explain Candidate key? Candidate Key - A candidate key is a minimal superkey, that can be used to uniquely identify a tuple in the relation.
Which data type can store unstructured data? Raw data type can store unstructured data.
(1) Insert into PERSON Violated constraint: - Key constraint Reason: - Primary key 1 already exists in PERSON. Dealing: - DBMS could ask the user to provide valid PER
Example: Consider the following relations: ROLLNO NAME ADDRESS COURSE_ID 100 Ka
Performance of Various Concurrency Control Mechanisms
external and internal mapping with examples
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