This set of Bioinformatics Multiple Choice Questions & Answers (MCQs) focuses on “Dot Matrix Sequence Comparison”. 1. Which of the following is not a software for dot plot analysis? a) SIMMI b) DOTLET c) DOTMATCHER d) LALIGN 2. The softwares for dot plot analysis perform several tasks. Which one of them is not performed by … Read more
This set of Bioinformatics Interview Questions and Answers for freshers focuses on “Motif Discovery in Unaligned Sequences”. 1. For what type of sequences Gibbs sampling is used? a) Closely related sequences b) Distinctly related sequences c) Distinctly related sequences that share common motifs d) Closely related sequences that share common motifs 2. Which of the … Read more
This set of Bioinformatics Multiple Choice Questions & Answers (MCQs) focuses on “Local Sequence Alignment”. 1. When did Smith–Waterman first describe the algorithm for local alignment? a) 1950 b) 1970 c) 1981 d) 1925 2. Which of the following does not describe local alignment? a) A local alignment aligns a substring of the query sequence … Read more
This set of Bioinformatics Multiple Choice Questions & Answers (MCQs) focuses on “Global Sequence Alignment”. 1. When did Needleman-Wunsch first describe the algorithm for global alignment? a) 1899 b) 1970 c) 1930 d) 1950 2. Which of the following does not describe dynamic programming? a) The approach compares every pair of characters in the two … Read more
This set of Bioinformatics Multiple Choice Questions & Answers (MCQs) focuses on “Protein Family Databases”. 1. Which of the following statements about COG is incorrect regarding its features? a) Currently, there are 4,873 clusters in the COG databases derived from unicellular organisms b) It is constructed by comparing protein sequences encoded in forty-three completely sequenced … Read more
This set of Bioinformatics Questions and Answers for Freshers focuses on “Motif and Domain Databases Using Statistical Models”. 1. Which of the following is not an advantage of Statistical models’ methods in analyzing protein motifs? a) Sequence information is preserved from a multiple sequence alignment and expresses it with probabilistic models b) Statistical models allow … Read more
This set of Bioinformatics Interview Questions and Answers focuses on “Motif and Domain Databases Using Regular Expressions”. 1. While scanning for similarities in motifs, how regular expressions’ techniques work? a) It represents a sequence family by a string of characters and further compares them b) An algorithm similar to dynamic programming is used c) Dot … Read more
This set of Bioinformatics Multiple Choice Questions & Answers (MCQs) focuses on “Protein Motifs and Domain Prediction”. 1. What is the length of a motif, in terms of amino acids residue? a) 30- 60 b) 10- 20 c) 70- 90 d) 1- 10 2. On average, what is the length of a typical domain? a) … Read more
