Desktop interview questions pdf free download

It can be used to communicate with the other PCs in the network. The superscope becomes when you combine two or more scopes together. DNS is like a translator for computers, computers understand the number and not the alphabet. For example, if we type like hotmail. When we convert an IP address into names is called Reverse lookup, while converting names into IP address is called Forward lookup.

The record is also found in DNS. A domain is a set of computers which network recognizes by the internet. It can be used by centrally administer computers.

It is created when you install active directory. You need to install another Hard Disk with the latest anti-virus software, and an O. S with latest patches. Before you start your system, connect the infected HDD as a secondary drive then scan and clean the infected hard drive.

Once done, you can copy the files into the system. Operating system acts as an interpreter between computer application and hardware. It works as a user interface. It allows operating the tool or information that typically resides on a network or IT devices through a combination of hardware and software, for example connecting to a printer or file.

It is usually used for mobile users who are in the network. It uses a telephone line to provide connectivity to its users. It can also connect two or more than two offices in the network. It is a private communications network often used by companies or organizations to communicate confidentially over a public network.

This is used by the mobile users in the network. RAS is truly a local area connection between two connections whereas, VPN is a local connection spread over a large area. For many types of network access like wireless, authenticating switch and remote access dial-up, they perform accounting and auditing, centralized connection authentication and authorization. When one or more computers work together as a single system by sharing their resources is known as clustering.

The benefits of clustering are that it reduces the load on one single system by sharing the load also it is used for redundancy of the services. A Group is a collection of user accounts. It provides a simplified administration in the network. OU means for Organizational Unit. It is a container within Active Directory which can hold users, groups, and computers.

It is the smallest unit on which an administrator can assign group policy settings. Group policy provides streamlined access to all the users in the network. By group policy, you can keep control over certain function like not allowing the users to shut down the system or using the control panel or running the command.

Group policy is applicable to active directory containers like OU, site, and Domain. ADC is a backup of the domain controller. The domain controller is a server that checks the security measures like user id, password. There is one difference between the domain controller and additional domain controller, on DC all five operational roles are available while in ADC only three operational role is available. The default gateway is the IP address of the router in the network.

In any case, if the user wants to switch on to another network, or if they cannot locate their particular network than their query will be forwarded to the default gateway. To take a back-up in the ms outlook, you have to go in the control panel. In the control panel, you have to go under mail option and then open the data file, select personal folder and click on open folder. After that, you have to copy. The maximum number of the logical drive that can fit on a physical disk is 24, while the extended partition can only have 23 logical drives.

BRouter means Bridge router. To provide communication between two or more different network like a computer to computer or computer to the internet, B Router is used.

Gateway works on different network architecture and router works on the same network architecture. A packet is a logical grouping of information that comprises a header which contains user data and location information. It is a standard electronic interface that allows personal computers to communicate with peripheral hardware such as disk drives, tape drives, printers, CD-ROM drives.

Example, On Sunday you do a backup of a 5 text file each of 40 MB. The total backup size will be MB. Under Differential backup, only the changed text file will be backed up. The total backup size will be 40MB. Under Incremental backup, only the data corresponding to the 2 lines will be backed up.

The total backup size will be just in bytes. Server OS gives centralized administration for users, shared resources and security while desktop OS offers access to only local administration. MSI Microsoft Installer allows install, uninstall and repair the program with a single file, while. EXE file needs two files to install and uninstall the software. EXE file is able to detect the existing version of the software and give an option to user to uninstall the program while MSI will instruct the users to use the add and remove program in the control panel to remove the existing product first and then you can install the new program.

To resolve this problem the best way is to reboot the system. This record is basically created in reverse lookup zone, so it is also known as Reverse DNS records or pointer records. Some network equipment or computer system needs a specific IP address, in such case we make a reservation in DHCP server for that particular computer system.

By creating reservation, it gives access to that particular IP address and at the same time prevents other computer systems to use that IP address. SMTP stands for simple mail transfer protocol. It is used for mail receiving purpose in the network. RIS stands for remote installation services. It is used to install image from a Window server to new hardware. Bootloader facilitates the loading of the operating system on the system.

It enables the booting process and gives the OS option to the users while starting the system. Rework that answer…. Because neither take a full backup. A full backup takes a full backup. Only real difference between diff and inc is what point they use as a reference to measure the change in data.

The grammar of this is a little tough but I appreciate a good starting point. Thanks for the list! Team Thanks for sharing its really very need full.

Thanks yo again and all the best keep sharing :. POP server It is basically used for sending and receiving the mail. Updated answer is incorrect. Very resourceful and Educative and supportive questions for End user device ssupport Administrator in any organization. Can I make my hard disk dynamic? Go to Run then type diskmgmt. After that, right click on hard disk to convert a basic disk to dynamic disk.

Note: You should be logged in with an administrator account. What is the blue screen of death? A Blue Screen error is mainly due to hardware or software incompatibility within the system. Try the following options. Which command is used to check IP configuration? How do I edit my Boot. Select the tab labelled BOOT. Click the button labelled Check All Boot Paths. A dialog box will open detailing the location of any invalid operating system locations.

What is the use of the BOOT. The boot. What is the use of Safe Mode? When should we use it in Windows? Often, we have to start Windows in Safe Mode in order to remove spyware or for troubleshooting driver problems and other diagnostic purposes. Only specific programs and files with limited driver support are needed to run the operating system.

This will allow you to attempt to remove viruses, change bad drivers and perform other diagnostic tasks that cannot be done in Normal Mode. How do I find the path that a packet takes to its destination? What is a default gateway? A default gateway is a routing device used to forward all traffic that is not addressed to a destination within the local network or local sub-net. Dial-up internet connections do not require a default gateway though because it is present in the ISP itself.

What is DNS and why do we use it on workstations? The DNS address is configured on workstations. Windows redirects all domain names to resolve into IP addresses. Why do we use DHCP? Which Windows OS are you most comfortable with?

Be sure to do a little reading on the systems you are familiar with, so you can showcase your skills. What other duties you undertook that were beyond the scope of your work. Have you interacted with the IT staff? Communicate your ability to handle different tasks and challenges.

Show how you are well versed with special systems and communicate with professionals in your area of expertise. Include coordinating with Information Technology professionals to enhance system communication, peripherals and network operation.

You may also relate your experience in installing computer performance monitoring equipment. Tell me have you been responsible for purchasing new computer systems for your organization? Explain methods used to assess future computer needs in the organization.

Did you generally work in a team to solve problems? Do you worked independently as well? As a desktop engineer you must have the ability to work with others and alone. Describe how you have worked with your staff members to determine solutions to major issues. Tell me have you trained or coached employees on computer systems? Tell us have you upgraded computer systems or offered recommendations on upgrades needed?

Describe a major upgrade in which you were heavily involved. A success story. Explain the step taken to ensure smooth upgrade. Tell me about physical setting up of hardware and software systems installation for various applications and programs?

Relate your experience in installing and testing computer systems and ensuring their proper function. Tell me have you tested network and desktop systems? Have you de-bugged computerized systems? In your answer, describe the process you took to identify and solve problems that affect computer systems. Provide examples if necessary. Tell me what is your specialty? Have you provided desktop support for hardware, software or both?

If you are, give details. Discuss any courses you have taken or manuals and processes you have studied, and more so, applied practically. Tell me about your daily routine as a desktop engineer?

Relate examples of support to employees on their desktop systems, including network servers, desktop computers, printers, laptops etc. This is very simple on you main desktop just right click the mouse button in a blank space, then scroll down and click properties. You are at the display settings menu on the top bar you will see a tab that reads appearance, click on this tab. Once you are at the appearance tab click the advanced button it should be in the lower right corner once you are at the advanced window, you will see a scroll down menu that has desktop displayed, click on this and scroll down to icons, now simply raise the font of the icon size and the icons will become larger, to raise the font of the text there is a bar underneath that, it will list the format the text is displayed in, to the right of that will be the size, you can also bold the text with the bold button on the right side of this bar.

Its the most reliable way. IN TeamViewer you can access any system directly through internet. Go to control panel and then go to add hardware wizard After that read all the options carefully.

When system requires software for that, insert the software CD otherwise system will install automatically. Restart the system. First you right click on computer and then click on manage. Then go to local users and groups. Then the total users will appear. Then right click on user name what u r enter to in.

Just click ok. Next time on words you will be taken directly to desktop without enter password. Print spooler is very important service in windows to use printer to print document on local printer or on network printer if this service stop by any reason printer not working on that pc so need to be start that service if print show print fails message.

And also if u r share any printer on win xp machine and trying to install it on another win7 pc many times it stop working while installing printer in shared network. What Is Firewire Port? What Are Its Uses? Firewire port is a form of Serial Port that make use of FireWire Technology to transfer data rapidly from one electronic device to another. FireWire port has the ability to interact with a number of different devices.

For example FireWire can provide an ideal way to connect a scanner with computer system. Because transfer rate in FireWire port can reach up to Mbps, the data transfer is relatively fast and also result in excellent quality. Bootloader facilitates the loading of operating system on the system.

It enables the booting process and gives OS option to the users while starting the system. What Is Blue Screen? How To Hard Disk Dynamic? With Windows File Protection active, replacing or deleting a system file that has no file lock to prevent it getting overwritten causes Windows immediately and silently to restore the original copy of the file.

The original version of the file is restored from a cached folder which contains backup copies of these files. The difference between desktop support and helpdesk are the following:.

Right click on desktop. Go to properties and then click on appearance tab. Then further click on effects tab. A window will open. Select the use large option. Then click on apply OK. Thats it. What Is Tft? It is used in both flat panel displays and projectors. In computing, TFT monitors are rapidly displacing competing CRT technology, and are commonly available in sizes from 12 to 30 inches.

What Is Lcd? A liquid crystal display commonly abbreviated LCD is a thin, flat display device made up of any number of color or monochrome pixels arrayed in front of a light source or reflector.

It is prized by engineers because it uses very small amounts of electric power, and is therefore suitable for use in battery-powered electronic devices. How Do We Troubleshoot Outlook? I am hoping I am submitting the correct answer.

Ex: What Is Reservation? Some network equipment or computer system needs a specific IP address, in such case we make a reservation in DHCP server for that particular computer system. By creating reservation it gives access to that particular IP address and at the same time prevents other computer system to use that IP address.

Thank you.. Your email address will not be published. What is path of Host File in Windows? Explain NTFS? What components are needed to set up a Basic Home Network? What are some versions of Windows XP?