BCA 3rd SEMESTER ASSIGNMENT

BACHELOR OF COMPUTER APPLICATIONS(BCA)

ASSIGNMENT OF 3rd SEMESTER

ASSIGNMENT YEAR,2010

The Course Code is CS-05

The Title of the course is Elements of Systems Analysis and Design

Maximum Marks : 25

The Last Date of Submission of Assignment of 30th April, 2010 (For January Session) 30th October, 2010 (For July Session)

There are five questions in this assignment. Answer all the questions. You may use illustrations and diagrams to enhance explanations.

Question 1: Define the term “ System Analysis”. (3 Marks)

Question 2: Define the term “System Design”. (3 Marks)

Question 3: Explain the responsibilities of a System Analyst? (4 Marks)

Question 4: Assume that you are appointed as System Analyst for the development of a “Library Information System(LIS)”. Develop SRS for it.Make necessary assumptions. (8 Marks)

Question 5: Develop design document for LIS in Question no.1 above. (7 Marks)

Course Code : CS-63

Course Title : Introduction to System Software

Assignment Number : BCA(3)-63/Assignment/2010

Maximum Marks : 25

Last Date of Submission : 30th April, 2010 (For January Session)

30th October, 2010 (For July Session)

There are six questions in this Assignment. Answer all the questions. You may use illustrations and diagrams to enhance explanation.

Question 1:Find out the reasons those have made the UNIX an amazingly successful operating system. What are the Features on existing UNIX based operating systems like Linux Red Hat, Fedora and Ubantu Operating system. Also, compare them with Windows Vista. (6 Marks)

Question 2: Write a shell program to generate the first hundred numbers in the Fibonacci series. (4 Marks)

Question 3:Design an algorithm that accepts an input a decimal number and converts it into BCD(Binary Coded Decimal) representation. Also, draw its Flow Chart.

(4 Marks)

Question 4: Consider the following set of processes that arrive in the ready queue at the same time:

Process CPU time

P1 2

P2 1

P3 4

P4 3

P5 1

P6 2

Consider the following scheduling algorithms: FCFS, SJF and Round Robin (quantum = 1)

(i) What is turnaround time of each process for each of the above

scheduling algorithms?

(ii) What is the waiting time of each process for each of the above

algorithms?

(3 Marks)

Question 5: Write a shell program to find the Greatest Common Divisor among the two positive non-zero integers given. (4 Marks)

Question 6:List the UNIX commands for the following:

(a) To search files for lines that match a particular string pattern given.

(b) To print the list of the currently logged-in users.

(c) To sort alphabetically, a list of numbers stored in a file.

(d) To count, number of words in a given text file.

                                                                                 (4 Marks)