Open Source Technologies : Question Paper Dec 2015 - Information Technology (Semester 5) | Mumbai University (MU)
1 Answer

Open Source Technologies - Dec 2015

Information Technology (Semester 5)

(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.

Attempt the following:

1 (a) Compare amongst hard and soft links.(5 marks) 1 (b) Explain Linux file access permissions.(5 marks) 1 (c) List 5 Environment variables. Describe their role.(5 marks) 1 (d) Explain Activity Life-cycle using neat Labelled diagram.(5 marks) 2 (a) Explain role of/etc/passwd, /etc/shadow, /etc/group files with respect to user administration.(10 marks) 2 (b) Write short note on 'working with web using shell script'.(10 marks) 3 (a) Explain use of grep command. Also give example of use of c, i and v option with grep.(10 marks) 3 (b) Write a note on process management in linux along with the relevant command for process management.(10 marks) 4 (a) Explain File System Hierarchy (FSH) of Linux.(10 marks) 4 (b) Explain various pipes and redirects.(10 marks) 5 (a) Explain role of Logical Volume Manager in Linux kernel.(10 marks) 5 (b) Explain the use of following Networking commands i) ping ii) arp
iii) host iv) traceroute v) ifconfig.
(10 marks)
6 (a) Publishing the Android application.(5 marks) 6 (b) What are different layouts possible for a view derived from ViewGroup base class.(5 marks) 6 (c) Describe role of Intent in Android Programming.(5 marks) 6 (d) What is the role of init signal.(5 marks)

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