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1. Create a subroutine that does the remote blast on the file protein.fa.
2. Pass that returned files from the blast to another subroutine that parses the output and sends it to an outfile. The returned values are the following: name, length, mismatches, and percent identity of the highest scoring hits.
3. You must demonstrate that you can set up an analysis pipeline using BioPerl, subroutines and Object Oriented Perl.
4. The file for processing is in Lecture10, protein.fa.
What are the function of DBA?
Write a query to define tables students and teachers as sub tables of people? Create table students of student under people Create table teachers of teacher under people
The Transactions- A transaction is definite as the unit of work in a database system. Database systems that deal with a huge number of transactions are also termed as transaction p
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
What are the advantages of using a DBMS? The benefits of using a DBMS are a) Controlling redundancy b) Restricting unauthorized access c) Giving multiple user interfac
What is the main difference between read-only and update methods? A read-only method does not affect the values of a variable in an object, whereas an update method may alter t
Can a domain, assigned to a data element be changed? Yes. We can do so by just overwriting the entry in the field domain.
What are the problems if one were not to normalize? When do these problems surface? Ans: Database normalization, sometimes considered to as canonical synthesis, is
Dirty Reads: T10 reads a value which is updated by T9. This update has not been committed and T9 aborts. T9 T10 Value of x old value = 200
Boyce-Codd Normal Form (BCNF) The relation NEWSTUDENT (Enrolmentno, Sno, Sname, Cname, Cno,) has every attributes participating in candidate keys as all the attributes are assu
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