BCS-011 Question 2 (Block 2) complete Assignment Solution ( Q2(d) - Q3(g) )
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Q2. (Covers Block 2 BCS-011)
d) Explain the following in the context of an Operating System:
(i) Graphical User Interface and Command line interface
(ii) Directory structure and its use in File Management
(iii) Input/Output Services
(iv)Process management in multitasking operating system
(v) Time Sharing system
(vi)Memory management in multi-programming operating system
e) Draw a flow chart and write an algorithm to find the sum of the digits of any two digit
number given as input. (Hint: For the input number 68, the sum of digits would be 6+8=14. The key is to extract each digit.).
f) Explain the meaning and output of each line of the following program segment. How many
times the loop at (ii) and (iii) will be executed?
i) int n = 10;
int i, x=1;
(ii) for (i=1; i less than or equal to n; i=i+2)
{
(iii) x = x * i;
}
(iv)printf ("The final value is %d ", x);
g) Identify the software or type of software that will be required for the following situations.
Also, explain the steps that would be performed to solve the situation in question, if
applicable.
(i) A software development company maintains the list of tasks, expected time of
completion of the tasks on which staff, people are working. Which software
would help the company in planning and scheduling the projects.
(ii) You are planning to apply for a job in at least 10 companies. You are required to
create a letter for the human resource management of each company. Identify
which software and what features of that software would be used by you. Explain
these features.
(iii) You want to judge the performance of each employee by finding the number of
hours he/she has worked in last month. The employee attendance data (with in
and out time) is available to you. This data is to be analyzed and suitable graphs
are to be created to highlight individual work hours. Identify the suitable software
and the features of the software that would be needed to create graphs.
(iv) You are required to create a meeting information system for an organization. This
system should setup meetings for different groups of employees informing them
about meeting date, meeting agenda, notes etc. What kind of software will you
use for such work?
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