Bahria university karachi campus

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SNA-Subjective-Mid-Fall-20-09122020-095353am

BAHRIA UNIVERSITY (KARACHI CAMPUS)

MIDTERM EXAMINATION – FALL SEMESTER – 2020

Systems and Network Administration (ITC-326)

Class: BS (IT) – 5A / 6A Evening

Course Instructor: Bilal Muhammad Iqbal Time Allowed: 90 Minutes

Date: 11/12/2020 Session: III Max Marks: 12

Student’s Name: _________________________ Reg. No: __________________
SUBJECTIVE

Instructions:

In order to avoid any run time electricity and internet unavailability situation, it is suggested that keep your laptop fully charged. Also activate 3G/4G connection as an alternative of Wi-Fi/internet option to upload your paper.

In addition to upload your paper to LMS, it is mandatory to email the solution to course instructor

(email address: bilalmiqbal.bukc@bahria.edu.pk).

Mid exams comprise of 20 marks, where 08 marks will be based on viva voce performance.

Plagiarized/copied solution will be marked ZERO.

Question 1: [4 Marks]

In a typical Linux filesystem, which two directories are the most likely directories to hold the commands that normal users would commonly execute?

Your own company’s web server has been defaced, so that all your web pages now direct visitors to your competitors. Discuss how you can begin to investigate this incident to understand what happened.

Question 2: [4 Marks]

What do you understand by IT capacity planning in an IT infrastructure?

Elaborate the concept using appropriate examples.

List some possible design strategies which may have been important to Apple when they designed Directory Services. In your answer consider Apple's market share, history and user group and their differences to Microsoft and traditional Unix.

Question 3: [4 Marks]

Your trainee administrator has added the “date” command to all new users login details, so that new users get today’s date printed when they log in. Users created before this change are unaffected. What file did he edit to do this, and how to we get rid of this effect for all users.

What do you understand by Server and Network Virtualization?

Elaborate your response with appropriate examples.

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