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Winter
2014 ASSIGNMENT
PROGRAM
MCA (REVISED FALL 2012)
SEMESTER
THIRD
SUBJECT
CODE & NAME MCA3030-LINUX OS
CREDIT 2 BK ID B1563 MAX.
MARKS 30
Q1.
List any ten commonly used commands along with their functions in Linux. 10
Answer: Commonly Used
Commands: In normal
Linux installation, we can find hundreds of commands and utilities along with thousands of support files.
In spite of their overpowering number and
often cryptic names and more cryptic options, several commands are very useful. There are many scripts
present throughout the system that contain
most of these commands.
Q2.
Describe about Run levels. Explain different run levels. 3+7 10
Answer:
Runlevels
Runlevels come
into picture when a user wants to run some or all installed services. Runlevels
are used to define different configurations of running services.
Q3.
Describe the following: 5, 5
a)
File encryption
b)
Email encryption
Answer: File encryption –Files can be encrypted using the
following two approaches:
·
EncFS
– ncFS
is an encrypted pass-through filesystem implemented in user-space. It performs
encryption on a file-by-file basis and is modeled after CFS - the original
Get fully solved assignment. Buy online from website
online store
or
plz drop a mail with your sub code
we will revert you within 2-3 hour or immediate
Charges rs
125/subject and rs 625/semester only.
if urgent then call us
on 08791490301,
08273413412
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