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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.
This language that enable user manipulate to or access data as organized by appropriate data model. Low level or Procedural DML : DML needs a user to specify what data ar
What is meant by heuristic optimisation? Discuss the main heuristics that are applied during query optimisation. Ans: In heuristic optimization, heuristics are employed to r
Briefly explain each of the following database terms. Use no more than 2-3 lines for each term. 1. DBMS 2. Update Anomaly 3. Alias (referring to tables in SQL queries)
Data Independence This brings us to our next topic: data independence. It is the property of the database which tries to make sure that if we make any change in any level of sc
How can you terminate the MySQL Server? Typing the following in Command prompt will shut down the server completely as root user % mysqladmin -u root -p shutdown
Define multivalued dependency and 4NF. Ans: Multivalued Dependency - Assume R be a relation schema and let α ⊆ R and β ⊆ R. The multivalued dependency α →→β holds o
Define Partial Key and Primary Key A partial key, also known as discriminator, is the set of attributes which can uniquely identify weak entities that are related to similar o
Different stages of DDLC ?
Objectives After reading this unit you should be able to: Explain storage of databases on hard disks; Discuss the execution of various file Organisation techniques;
WHY SHOULD NULL IN A RELATION BE AVOID AS possible?
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