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This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Bioinformatics knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which of the given statements is incorrect about ASCII and Hexadecimal? |
A. | Computers store sequence information as simple rows of sequence characters called strings, which are similar to the sequences shown on the computer terminal |
B. | Each character is stored in binary code in the smallest unit of memory, called a byte |
C. | Each character is stored in binary code in the smallest unit of memory, called a bit |
D. | By convention, many of these combinations have a specific definition, called their ASCII equivalent |
Answer» C. Each character is stored in binary code in the smallest unit of memory, called a bit | |
2. |
Which of the following is wrong about Abstract Syntax Notation Sequence Format? |
A. | The information is much more difficult to read by eye than a GenBank formatted sequence |
B. | Abstract Syntax Notation (ASN.1) is a formal data description language that has been developed by the computer industry |
C. | All the information found in other forms of sequence storage, e.g., the GenBank format, is present. For example, sequences can be retrieved in this format by ENTREZ |
D. | Taxonomic information and bibliographic information cannot be encoded with this format |
Answer» E. | |
3. |
Which of the following is wrong about Genetics Computer Group Sequence Format? |
A. | Earlier versions of the Genetics Computer Group (GCG) programs require a unique sequence format and include programs that convert other sequence formats into GCG format |
B. | Information about the sequence in the GenBank entry is not included but the line information is carried out |
C. | If one or more sequence characters become changed through error, a program reading the sequence will be able to determine that the change has occurred because the checksum value in the sequence entry will no longer be correct |
D. | Lines of information are terminated by two periods, which mark the end of information and the start of the sequence on the next line |
Answer» C. If one or more sequence characters become changed through error, a program reading the sequence will be able to determine that the change has occurred because the checksum value in the sequence entry will no longer be correct | |
4. |
In Stanford University/Intelligenetics Sequence Format At the end of the sequence, a 1 is placed if the sequence is linear, and a 2 if the sequence is circular. |
A. | True |
B. | False |
Answer» B. False | |
5. |
In Organization of the GenBank database and the search procedure used by ENTREZ each row is another sequence entry and each column another GenBank field. |
A. | True |
B. | False |
Answer» B. False | |
6. |
A consecutive set of three-letter words that could be codons specifying the amino acid sequence of a protein. The sequence entry is assumed by computer programs to lie between the identifiers ORIGIN and // . |
A. | True |
B. | False |
Answer» B. False | |