Name of the Organaisation : I.E.C. University , Baddi (iecuniversity.com)
Type of Announcement : Sample Question Paper BCA, MCA
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Sample Question Paper BCA, MCA
Instructions to candidates:
1. Section (A) is compulsory.
2. Section B will contain question no 2 and 3. Each question will have six sub questions and candidate will attempt any four questions from each question carrying weightage of 5 marks.)
3. Section C will contain question no 4 and 5. Each question will have four sub questions and candidates will attempt any two questions from each question carrying weightage of 10 marks.
Subject : Computer Oriented Numerical Methods

Section A
Q-1. Fill in the blanks/ True –false/ MC.Q/One Word answer : 10x2=20
(i) Define Calculus of variations.
(ii) Define Shift Operator.
(iii) Define Transcendental Equations with examples.
(iv)Define Relation between forward Difference Operator and Backward Difference Operator.
(v) The order of convergence in Newton –Raphson method is……….
(vi)In Regula-falsi method , the first approximation is given by ……..
(viii) (a) Newton –Raphson method
(b) Regula-falsi method
(c) Bisection method
(d) Iteration method

Section B
Q.2. Attempt any four out of given six : 5x4=20
(i) Using Newton’s Forward interpolation formula find the value of y at x= 7 in the following data
X= 2 4 6 8
Y = 12 13 14 16
(ii) What is Normalized Floating point representation?
(iii) Define Floating points
(iv)Find a real root of the equation ???? by the Bisection method in five iterations
(v) What is difference between Interpolation and Extrapolation?

Section C
Q-4. Attempt any two out of given four : 10x2 = 20
(i) State and prove the Brachistochrone problem.
(ii) Find the curve passing through the points (x1,y1) and (x2,y2) which when rotated about the x- axis gives a minimum surface area. Find also the extremal of the functional.
(iii) State and prove Euler equation.
(iv) Prove that the short distance between two points is a straight line

See more questions download here :http://iecuniversity.com/wp-content/...l-Methods1.pdf

Subject : Database Management Systems
Section A
Q-1. Attempt all questions : 10x2 = 20
i). What is meant by normalization of data?
ii). Explain trivial dependency?
iii). What are the uses of functional dependencies?
iv). Name the various privileges in SQL?
v). Give the distinction between primary key, candidate key and super key.

Section B
Q.2 Attempt any four out of given six : 5x4=20
i). What is data definition language? Explain it in detail?
ii). Write short notes on log-based recovery.
iii). Write short notes on transaction state?
iv). Discuss on two-phase locking protocol.
v). Write short notes on modification of the data base?

Section C
Q-4. Attempt any two out of given four : 10x2=20
i). Compare the file system with database system.
ii). Explain the architecture of DBMS.
iii). What is normalization? Explain 1 NF, 2 NF, 3 NF and BCNF with simple example.
iv). What is concurrency control? How is it implemented in DBMS? Explain.
Q-5. Attempt any two out of given four : 10x2=20
i). Explain ACID in detail.
ii). Construct an ER-diagram for hospital with a set of patients and a set of medical doctors. Associate
with each patient a log of the various tests and examinations conducted.
iii). Define data model. Explain the different types of data models with relevant examples.
iv). Explain the basic Relational Algebra operations with the symbol used and an example for each.

See more questions download here : http://iecuniversity.com/wp-content/...nt-Systems.pdf

Subject : Computer Organaisation
Section A
Q-1 Attempt all questions : 10x2 = 20
i). Differentiate between bit, byte and a word
ii). Define Access Time
iii). State two types of RAM
iv). State various types of ROM
v). Write note on BCD system.
vi). Write note on ASCII system.

Section B
Q.2 Attempt any four out of given six : 5x4=20
i). Subtract using 1’s and 2’s complement system
a). 0.01111-0.01001
b). 0.111000-0.000111
ii). Add 6468 to 4938 in BCD code.
iii). Explain program controlled Data Transfer.
iv). Prove that NAND and NOR are universal gates.
v). Explain SR and Clocked SR flip-flops.

Section C
Q-4. Attempt any two out of given four : 10x2 = 20
(i) Write short note on
a). Weighted codes
b). self-complementary codes
c). Sequential codes
d). Cyclic codes
ii). Explain the Master - Slave Flip Fops.
iii). What is a Register? Explain the various types of Registers

See more questions download here : http://iecuniversity.com/wp-content/...GANIZATION.pdf