Computer Science

Question 1

What does bash stand for

Answer 1

Bourne Again Shell (enhanced replacement for sh)

Question 2

Diff b/w Windows & Linux

Answer 2

Gameboy vs. Mechano!

Question 3

Command to display both shell and env variables

Answer 3

set | less

Question 4

Command to display list of filesystems currently mounted

Answer 4

mount

Question 5

What’s the process to mount a device, say CDROM to some other location

Answer 5

su -
umount /dev/hdc 
mkdir /mnt/cdrom 
mount -t iso9660 /dev/hdc /mnt/cdrom
cd /mnt/cdrom
ls

Question 6

Why is unmounting a device very important

Answer 6

Due to buffer. If device is removed before unmounting, the buffer data may not be transferred. This may lead to file system corruption

Question 7

What the fsck!

Answer 7

Filesystem check

Question 8

What are the two kinds of diagrams in software development

Answer 8

Structural and Behavioral

Question 9

What are the different types of structural diagrams

Answer 9

1. Class
2. Object
3. Component
4. Deployment
5. Package
6. Profile

Question 10

Difference between library and framework

Answer 10

Your program uses a library

Framework uses your program