SMU MCA SEM 4 FALL 2015 ASSIGNMENTS

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SMU MCA SEM 4 FALL 2015 ASSIGNMENTS

MCA4010- MICROPROCESSOR

1. Differentiate 16-bit and 32-bit Microprocessors.

2 Write short notes on:

a) Bus Interface Unit (BIU)

b) Execution Unit (EU)

3 Write short notes on:

a) REP Prefix

b) Table Translation

4 Describe about Key-code Data Formats and FIFO Status Word formats.

5 Write a note on

(a) RS 232 standard

(b) IEEE 488 standard

6 Write short note on:

a) Parallel Printer Interface (LPT)

b) Universal Serial Bus (USB)

MCA4020- PROBABILITY AND STATISTICS

1. Three machines A, B and C produce respectively 60%, 30% and 10% of the total number of items of a factory. The percentage of defective output of these machines are respectively 2%, 3% and 4%. An item is selected at random and is found to be defective. Find the probability that the item was produced by machine C.

2 Find the constant k so that

Is a joint probability density function. Are X and Y independent?

3 The data shows the distribution of weight of students of 1st standard of a school. Find the quartiles.

Class Interval	13-18	18-20	20-21	21-22	22-23	23-25	25-30
Frequency	22	27	51	42	32	16	10

4 Fit a trend line to the following data by the freehand method:

Year	Production of wheat (in tonnes)	Year	Production of wheat (in tonnes)
1995	20	2000	25
1996	22	2001	23
1997	24	2002	26
1998	21	2003	25
19990	23	2004	24

5 Let X be a random variable and its probability mass function is Find the m.g.f. of X and hence it’s mean and variance.

6 The diastolic blood pressures of men are distributed as shown in table. Find the standard deviation and variance.

Pressure (men)	78-80	80-82	82-84	84-86	86-88	88-90
No. of Men	3	15	26	23	9	4

MCA 4030 - PROGRAMMING IN JAVA

1 Describe about JDK. List and explain any five tools available in JDK.

2 Differentiate Break and Continue statements in Java with example program.

3 Differentiate between packages and Interfaces.

4 What are Applets? What are the restrictions of Applets? Describe about applet class.

5 Compare JDBC and ODBC.

6 Describe about Java Beans and BeanBox.

MCA4040- ANALYSIS AND DESIGN OF ALGORITHM

1 Describe the properties of Algorithms.

2 Define selection sort and explain how to implement the selection sort?

3 Define Topological sort. And explain with example.

4 Explain good-suffix and bad-character shift in Boyer-Moore algorithm.

5 Solve the Knapsack problem using memory functions.

Item 1 2 3 4

Weight 2 6 4 8

Value (in Rs.) 12 16 30 40

Knapsack capacity is given as W=12. Analyze the Knapsack problem using memory functions with the help of the values given above.

6 Describe Variable Length Encoding and Huffman Encoding