Mahi technical for IT professional

Most Important Questions for Technical Interview.

 What is Operating System? 

Ans- An operating system (OS) is system software that manages computer hardware and software, it acts as an intermediate between user and hardware. 

 What is Client Operating System? Tell me the name of Client OS? 

Ans- An operating system which can be use as individual or can uses the services provided by servers is called client operating system. Windows-98, Windows 2000 professional, Windows-XP, Windows-Vista, Windows-7, Windows-8, Windows-8.1 and Windows-10 are the client operating systems of Microsoft. 

 What is Server Operating System? Tell me the name of Server OS? 

Ans- An operating system which can provide network services is known as Server operating system. Windows-NT, Windows 2000 Advanced Server, Windows Server 2003, Windows server 2008 and windows server 2012 are the server operating system of Microsoft.

 What is the difference between clean installation and up gradation? 

Ans- A clean install is a software installation in which any previous version is eradicated. The alternative to a clean install is an upgrade, in which elements of a previous version remain. 

 What is Dual Boot or Multi boot? 

Ans- Multi-booting is the act of installing multiple operating systems on a computer, and being able to choose which one to boot. The term dual-booting refers to the common configuration of specifically two operating systems. 

 What is migration? 

Ans- Migration is the process of moving from the use of one operating environment to another operating environment. 

 What are Disk clean up and Disk Defragment and how to perform? 

Ans-

 Disk Cleanup- It is a computer maintenance utility to free up disk space on a computer's hard drive. The utility first searches and analyzes the hard drive for files that are no longer of any use, and then removes the unnecessary files. 

Disk Defragment- Disk Defragment is a utility in Microsoft Windows designed to increase access speed by rearranging files stored on a disk to occupy contiguous storage locations.