Andhra University Model Question Paper : BSc Computer Science

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Type of Announcement : Model Question Paper

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B.Sc.,,(Computer Science):1st Year : Theory Paper-1
PC Software and C Programming
Time : 3 Hours
Max,Marks:100

Section-A
Answer all Questions 4×15:60
1. a) Draw the block diagram of a Computer and explain all its parts in detail.
b) Explain the functions of an operating system.
OR
c) Discuss in detail about RAM , ROM, and Cache memories.
d) What are the different types of input devices? Explain.
2. a) Explain Mail Merge concept in MS-Word and give an example.
b) Explain the Macros concept in MS-Word.
OR
c) Describe the steps to create a presentation using auto content wizard in MS-Power Point.
d) Describe the methods to insert, delete, print and copy slides in MS-Power Point.
3. a)What are the engineering and math functions in MS-Excel?
b) Describe about different charts of MS-Excel.
OR
c) What are the steps for creation of database in MS-Access Explain?
d) Write short notes on Excel graphics.
4 .a) What are thee control statements of C language? Explain.
b) Write a program to find the roots of a quadratic equation.
OR
c) How are multi-dimensional arrays defined in C? Explain.
d) Write a program in C to multiply two n x n matrices.

SECTION-B
Answer any FIVE questions 5×4:20
5) What are the different types of Programming Languages?
6) What is recycle bin? What is its functionality?
7) How do we create a table of 5 rows and 6 columns using MS-Word?
8) What is slide master view in MS-Power Point?
9) How do you create relationships in MS-Access?
10) Name four text functions of MS-Excel.
11) Give an example of recursive unction.
12) What are the relational operators in C language?

SECTION-C
Answer All questions 10×2=20
14) How to change font size and style in MS-Word.?
15) What is the difference between the DOS internal and external commands?
16) Give an example to use? Operator in C.
17) What is Const qualifier in C
18) What is time function in MS-Excel?
13) Define a Macro in MS-Word.
19) How do we number a slide in MS-Power POINT ?
20) Give an example query in MS-Access?
21) How do we give comments in C?
22) How do we hide the rows of a table in MS-Excel?

Ist B.Sc., DEGREE EXSDAAMINATIONS
PAPER-II – CHEMISTRY
PAPER I INORGANIC, ORGANIC, PHYSICAOL AND GEENESRAL CHEMISTRY
(REVISEED SYLLABUS AND MODEL QUESTION PAPER W.E.F.2009)
(Time: 3 Hours)
Max Marks : 100
Answer all four questions from Section A, Any five questions from Section B and all ten
Questions from Section C

Section A (4×15=60Marks)
UNIT—1 (INORGANIC CHEMISTRY)
1) a) What are Silicones ? How they are classified ? Discuss their preparation and uses?
Or
b) What are Grignard Reagents? Discuss their preparation and Synthetic applications?

UNIT—2 (ORGANIC CHEMISTRY)
2) a) i) Explain the types of bond Fission with examples
ii) Explain Markowni Koff’s Rule with suitable example.
Or
b) Explain the general Meschanism of Nitration and Sulphonation Discuss the mechanism of Friedal Crafts alkylation reaction

UNIT—3(PHYSICAL CHEMISTRY)
3) a) How do real Gases deviate from ideal behaviour? Derive Vander Wall’s equation of State
Or
b) Derive Bragg’s Equation. Discuss the Structural elucidation of NaCl

UNIT—4 (GENERAL CHEMISTRY)
4. a) What are bonding and anti bonding molecular orbitals? Explain Paramagnatic Character of O2 with the help of M.O. theory
b) i) Discuss the isomerism of Tartaric Acid
ii) Discuss the conditions for the existence of Optical isomerism in Organic Compounds

Section B (5×4=20 Marks)
5) Discuss the diagonal relationships between Lithium and Magnesium
6) Write the preparation of Hydrozine and Hydroxyl Amine
7) Write notes on Baeyer’s Strain theory
8) Explain the stability of Carbonium lons
9) Explain the application of Liquid Crystals for LCD Devices
10) State and Explain Nernst distribution law
11) Explain the importance of Quantum Numbers
12) Write a note on D.L and R.S configuration

Section C (10×2 = 20 Marks)
13) What is Inorganic Benzene? Give its structure
14) Wriste the stuructures of CIF3 and IF7
15) Write Diel’s Alder Reaction
16) Explain the Acidic nature of Acetylene
17) Draw the chair and Boat Conformers of Cyclohexane
18) What is meant by gold Number
19) Write any two differences between Physical Adsorption and Chemisorption
20) What are Emulsions and Gels?
21) Name the Group Reagents in Semi Micro Qualitative Analysis?
22) What is “racemisation” and “resolution”?

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