Annamalai University December Question Paper,B.Sc.(MICROBIOLOGY) : GROUP-B: ANCILLARY)

Annamalai University Question Paper December 2014
 B.Sc. DEGREE EXAMINATION December 2014
(MICROBIOLOGY)
(FIRST YEAR)
(PART-III: GROUP-B: ANCILLARY)
551. BIOSTATISTICS AND COMPUTER APPLICATIONS
Time: Three hours Maximum: 100 marks
 PART-A
 BIO-STATISTICS
 SECTION – A
 Answer any FIVE questions
(5×2=10)
 1. Bar Diagram.
2. Quantitative Classification.
3. Geometric mean.
4. Types of mode.
5. Quartile deviation.
6. Loren’s curve.
7. Standard deviation.
 SECTION – B
 Answer ALL questions
(2×5=10)
 8. a) Explain the various types of sampling.
(OR)
 b) Discuss the collection of primary data.
 9. a) Explain the different types of correlation.
(OR)
 b) Give a brief account on methods of dispersion.

2
 SECTION – C
 Answer any TWO questions
5333
(2×20=40)
10. Compute mode from the following series:
Size of item Frequency
0-5 20
5-10 24
10-15 32
15-20 28
20-25 20
25-30 16
30-35 34
35-40 10
40-45 8
11. Calculate the Standard deviation from the following Data
Marks No. of Students
10 7
20 15
30 15
40 7
50 10
60 6
12. Calculate mean from the following data:
Value 1 2 3 4 5 6 7 8 9 10
Frequency 21 30 28 40 26 34 40 9 15 57
 PART-B
 COMPUTER APPLICATIONS
 SECTION – A
 Answer FIVE questions
 (5×2=10)
 1. What is CPU?
2. Write any two input devices of the computer devices.
3. What is a computer?
4. Write the expansion of NCBI.
5. Define the term Internet.
6. Write the uses of E-mail.
7. What is HTML?
8. Write the expansion of TCP/IP.
3
5333
 SECTION – B
 Answer ALL questions
(2×5=10)
 9. a) Write a short note on logical units in the computer.
(OR)
 b) Write the history of bioinformatics.
 10. a) Write about the various steps of creating the E-mail in any
browser.
(OR)
 b) Explain in brief of E-Commerce with an example.
 SECTION – C
 Answer any ONE question
(1×20=20)
11. a) Explain the history and merits of the computers.
(OR)
 b) Explain about biological databases.
12. a) Write about the various tags with sample creation of code.
(OR)
 b) Explain in detail about WWW.
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