Operating Systems (CS604) Assignment # 03 Spring 2019 Total marks = 20 Deadline Date 23rd July, 2019 Please carefully read the following instructions before attempting assignment. RULES FOR MARKING It should be clear that your assignment would not get any credit if: ♣ The assignment is submitted after the due date. ♣ The submitted assignment does not open or file is corrupt. ♣ Strict action will be taken if submitted solution is copied from any other student or from the internet. You should consult the recommended books to clarify your concepts as handouts are not sufficient. You are supposed to submit your assignment in .doc or docx format. Any other formats like scan images, PDF, zip, rar, ppt and bmp etc will not be accepted. Objective: • The objective of this assignment is to provide hands on experience of: • To learn and understand deadlock algorithms in Operating System NOTE No assignment will be accepted after the due date via email in any case (whether it is the case of load shedding or internet malfunctioning etc.). Hence refrain from uploading assignment in the last hour of deadline. It is recommended to upload solution file at least two days before its closing date. If you find any mistake or confusion in assignment (Question statement), please consult with your instructor before the deadline. After the deadline no queries will be entertained in this regard. For any query, feel free to email at: [email protected] Question No 1 15 Marks Consider the below given snapshot of the system. P1 to P5 represent the 5 processes currently running on the system. M, N, O and P represent the resources whereas M, N, O and P have 13, 11, 9 and 16 instances respectively. Considering the given snapshot, answer the following questions using the banker’s algorithm: (a) What will be the content of the matrix Available? 5 Marks (b) What will be the content of the matrix Need? 5 Marks © Is the system in a safe state Yes/No? If yes, then identify the safe sequence. 5 Marks Question No 2 5 Marks Consider the following resource allocation graph. Is there any deadlock in this graph or not? If yes, then mention the dead lock sequence.

@moaaz Another Idea solution #include <bios.h> #include <dos.h> FILE *fp; unsigned char buf[1024]; unsigned char st[60]; unsigned char headno[10]; unsigned char secno[10]; unsigned char trackno[10]; void main (void) { int i; for (i=0; i<1024; i++) buf[i]=0; gets(st); fp=fopeon(st,”wb”); printf(“Head”); gets(headno); puts(headno); printf(“/nsector ”); gets(secno); puts(secno); printf(“/ntrack ”); gets(trackno); puts(trackno); i = biosdisk(2, 0x80, atoi(headno), atoi(trackno), atoi(trackno), 2,buf); } if(*(((char *)(&i))+1)= =0) { fwrite(buf,2,1024,fp); fclose(fp); } else { printf(“Cannot Read Error# = %x” i); }

Assignment No. 3 Semester: Spring 2019 CS408 – Human Computer Interaction Total Marks: 15 Due Date: 15 July, 2019 Instructions Please read the following instructions carefully before submitting assignment: It should be clear that your assignment will not get any credit if: o Assignment is submitted after due date. o Submitted assignment does not open or file is corrupt. o Assignment is copied (From internet/students). Objectives: The objective of this assignment is to: (a) Enable you to understand evolution of human computer interaction. (b) Enable you to understand Interaction framework and its steps. Assignment Submission Instructions You have to submit only.doc/ docx file on the Assignments interface of CS408 at VULMS. Assignment submitted in any other format will not be accepted and will be graded zero marks. For any query about the assignment, contact only at [email protected] Do not post queries related to assignment on MDB. Question No.1 10 Marks Make a scenario in your mind that you are opening a restaurant and for that you have to make a Website or mob app for your clients. Keeping a scenario in your mind make a prototype of your idea whether a website prototype or mob prototype. By using Mock flow online prototyping website. ( https://www.mockflow.com/). Minimum four interfaces should be built. Question No. 2 05 Marks Describe the process of defining the interaction framework and explain three of its steps according to your prototype using your own words. Deadline: The deadline to submit your assignment solution is 15 July, 2019. Your assignment must be submitted within the due date through VULMS. No assignment will be accepted through email after the due date.

Consumer Behaviour (MKT731) Spring, 2019 Assignment # 02 Due Date: 13 th July, 2019 Total Marks: 10 Topic: Consumer Behavior in Digital Era Learning Objective  To conceptually clarify the concept of consumer behavior in digital era Learning Outcomes After attempting this assignment students will:  Understand that how their behavior has been changed with the emergence of digital technology. Assignment has two parts, details are given below; Part (A) - Video Presentation – 6 Marks Instructions: You have to send your video presentation through VU EMAIL ID at [email protected] otherwise it will not be accepted. Topic of the presentation should be “how your behavior has been changed with the emergence of digital technology.” Timing of the presentation should be between the 1 to 2 minutes. File size should not more than 20MB. File format should be .mp4 Presentation should be properly managed in all aspects such as video quality, audio, your physical appearance etc. Part (B) – Write up – 4 Marks Instructions:  You have to present one page write up of your video presentation.  Write up should not be more than 250 words.  You have to upload it against assignment # 02, it will not be accepted through email. Note:  You must have to attempt both parts of the assignment otherwise (only one part) will not be evaluated.  Assignment will be negatively marked if you don’t follow the above mentioned instructions. IMPORTANT: 24 hours extra / grace period after the due date are usually available to overcome uploading difficulties. This extra time should only be used to meet the emergencies and above mentioned due dates should always be treated as final to avoid any inconvenience. IMPORTANT INSTRUCTIONS: DEADLINE:  Make sure to upload the solution file before the due date on VULMS.  Any submission made via email after the due date will not be accepted. FORMATTING GUIDELINES:  Use the font style “Times New Roman” or “Arial” and font size “12”.  It is advised to compose your document in MS-Word format.  You may also compose your assignment in Open Office format.  Use black and blue font colors only. REFERENCING GUIDELINES:  Use APA style for referencing and citation. For guidance search “APA reference style” in Google and read various websites containing information for better understanding or visit http://linguistics.byu.edu/faculty/henrichsenl/apa/APA01.html RULES FOR MARKING Please note that your assignment will not be graded or graded as Zero (0), if:  It is submitted after the due date.  The file you uploaded does not open or is corrupt.  It is in any format other than MS-Word or Open Office; e.g. Excel, PowerPoint, PDF etc.  It is cheated or copied from other students, internet, books, journals etc. Note related to load shedding: Please be proactive Dear Students, As you know that Post Mid-Term semester activities have started and load shedding problem is also prevailing in our country. Keeping in view the fact, you all are advised to post your activities as early as possible without waiting for the due date. For your convenience; activity schedule has already been uploaded on VULMS for the current semester, therefore no excuse will be entertained after due date of assignments or GDBs. Spring 2019_MKT731_2.pdf