Who created android os?

858

what is the water cement ratio for plastering

1608

What according to you, is the standard approach to supervised learning?

90

If I want to connect a capacitor bank on the HT side of a 11kV/415V, 3 phase delta-star distribution transformer to supply Reactive power to it..what practical specifications of a Capacitor bank that can i've??please reply..

2460

How can you access a list of ansible_variables?

1

How do you make a thread in java?

1056

What is alt f10?

569

Is it possible to use the word class in jsx?

300

please give some hindalco placement papers for written exam

1773

What are the validations in laravel?

739

Will artificial intelligence surpass human intelligence?

860

What is $routeprovider in angularjs?

789

Explain the steps required to implement the load balancer on siebel servers.

1015

What is mass assignable in laravel?

723

I have got one problem .I initially have got windows vista in my computer but now I installed linux UBUNTU operating system into my computer .For this i first format D: drive and got installed finely there and restart , when it boots there there were two options vista and ubuntu .But the problem is that when i choose vista it opens but screen seems to be dark only mouse pointer sees in the screen and no more windows appeared . But when i choose ubuntu it opens and asks for username and password .But i don't know these things. But linux is freeopen software , why it asks userename and password ? Now i am unable to use my computer ,i installed lunux without partioning the drive. Plz give me the solution The computer configuration of my computer is 80 GB harddisk, 1 GB RAM.3GHz speed.

1871