Saturday, December 6, 2014

IT & Desktop support interview questions and answers

What is the purpose of Device Drivers?
Device Drivers are the software required to run hardware components.

What is one of the latest Computer Processors (CPU)? 
The Intel Pentium Quad Core Intel I3, I5 and I7 processors.

What does USB stand for?   
Universal Serial Bus – the current version is 2.0. It allows the
connection of peripherals without the need to shut down the computer.

Which desktop operating systems are you familiar with? 
You will need to have familiarized yourself with the system used by the organization you are hoping to join. Focus your answer on those systems, but also mention other systems with which you have experience.

What are the disadvantages of using imaging software? 
   
This question is designed to test your familiarity with imaging software. Describe image testing and the attributes of particular software to show your familiarity with imaging.

Define Hard-Disk Partitions?

Hard disk partitions divide the hard disk drive into smaller segments to enable
better space management. Each partition on the disk can then be considered as a separate disk allowing different file systems to be used on each. 

What are some of the Ports available in a computer?  
Common ports are: PS/2 ports, for keyboard and mouse. USBports. Sound ports.LAN or Ethernet ports. VGA ports.

What does DHCP stand for and what is its purpose? 

Dynamic Host Configuration Protocol – it assigns dynamic IP addresses to network devices allowing them to have a different IP address each time they are
connected to the network.

What does DNS stand for and what is it used for? 
    
Domain Name Service (or System or Server) – it translates domain names into IPaddresses.

List five Microsoft Office applications.

MS Word, MS Excel, MS PowerPoint, MS Outlook and MS Access

What are some versions of Windows XP?
XP Professional, XP Home, Media Centre, Tablet PC and Mobile

What components are needed to set up a Basic Home Network?
Router/Hub, LAN cards and LAN cables.

What is the purpose of BOOT.INI?

Boot.ini is used to decide which operating system options are displayed during the start-up process.

What is the difference between RAM and ROM?
RAM stands for Random Access Memory. It is used for the temporary storage of data that is being worked on. ROM is Read-Only Memory and is used for permanent storage of data that should never be changed, like BIOS for example.

If the audio for your computer is not working, what would you check?

Check the following: Speaker volume, cable connections, power to the speakers and device drivers.

What are the lights on a Modem/LAN Card and what do they indicate?  

The lights are:
- Power light – indicates if the power is on.
- Link light – indicates if the modem is receiving broadband or Internet signals from the ISP.
- Data light – indicates if the Internet is working.
- Connectivity light – indicates if the modem is connected to a computer.  
 
Identify a few Firewalls.    
There are two basic types of firewall – network layer, which make decisions based on source and destination addresses, and application layer, which are hosts run on proxy servers and allow no direct traffic between networks. Zone Alarm etc. Firewalls.

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