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The Hardware Components of a Desktop Computer / Laptop are as follows:

• Monitor
• Keyboard
• Mouse
• The Processor (CPU)
• Motherboard
• RAM (Random Access Memory)
• Power Supply – SMPS (Switch Mode Power Supply)
• Hard-disk Drives
• CD/DVD-ROM Drives
• Floppy Disk Drive
• Sound Card
• Graphics (Display) Card

rstrui.exe

A Device Driver (or just Driver) is a piece of software which is required to run every Hardware Component present in the computer

UAC stands for User Access Control. For more information read this article.

RAM stands for Random Access Memory: It is used to temporarily store information that the computer is currently working on.

ROM stands for Read Only Memory: It is a Permanent type of memory storage used by computers for important data which never changes. (Example: BIOS)

Some of the commonly available ports in a Computer are as follows:

• Keyboard & Mouse Ports – Also known as PS/2 ports
• USB Ports
• VGA Ports
• Sound Ports
• LAN Port – Also known as Ethernet Port

RJ45 connectors are used for LAN/Ethernet connections and RJ11 connectors are used for Telephone Cable connections.

• Check for cable connections
• Check for power to the speakers
• Check for volume control
• Check for device drivers

Boot.ini lists all the Operating Systems present in the computer and provide information about which partitions they are located on.

When the first installation of Windows fails to boot for some reason, another copy of Windows is installed in teh same drive but in a different directory (so that the customer can access to and backup his old data). This is called Parallel Installation of Windows.

Ping is a command that checks the connectivity with an IP address. For more read this article

A Data Cable is a Thin Plastic band-like cable used to connect the Data-Devices like Hard-disk drives, Floppy Disk Drives, CD/DVD-ROM drives with the motherboard. Data Cables are primarily used for Data Transfer

This commonly asked interview question would present your familiarity with the IT support process. Your answer would also be a key which would enable the employer schedule for training if required. Remember to list down all the steps for solving in the right order and also answer that each organization has their own set of procedures.

By booting with the Windows XP CD and following the on-screen instructions. The Recovery Console can also be installed in your computer.

The answer to this technical question is to check the basic cable connections. The connections that lead from speakers to power must be checked. Finally, the device drivers can be checked out and also the volume control must be checked.

To lower the temperature of a device, a heat sink component is used. It is there on the microprocessor and if it is not functioning well then, the computer will shut down automatically.

Jumper is a metal bridge that closes an electric circuit. A jumper consists of a plastic plug that fits over a pair of protruding pins. It is used to change the board’s parameters.

Stack is a portion of RAM used for saving the content of the program counter and general-purpose registers.  ROM cannot be used as a stack, as it is not possible to write on ROM.

It is a process where the computer component is forced to run at a higher clock rate.

The advantages of over clocking are:

• Increases the CPU’s performance.
• It is cost-saving.
• Makes PC games and Applications to run faster

When this sign appears, it indicates the device is not properly installed. Such problem arises in case of brand-new plug-in cards.