30+ Technical Support Executive Interview Questions and Answers for Freshers

BIOS stands for Basic Input/Output System. It is a firmware that initializes hardware during the boot process.

• BIOS is responsible for performing a Power-On Self Test (POST) to check if all hardware components are functioning properly.

• It also provides a set of low-level software routines that allow the operating system to communicate with hardware devices.

• BIOS settings can be accessed and modified through a setup utility, which can be accessed during the boot process by pressi...read more

To solve system hang-up issue, try restarting the system, checking for malware, updating drivers, and freeing up disk space.

• Restart the system and check if the issue persists

• Check for malware and viruses using antivirus software

• Update drivers for hardware components

• Free up disk space by deleting unnecessary files and programs

Yes

• CCTV configuration involves setting up cameras, recording devices, and network connections.

• Basic things include camera placement, resolution settings, frame rate, and storage capacity.

• Other important aspects are configuring motion detection, scheduling, and remote access.

• Examples of CCTV configuration tools are VMS software, IP cameras, and NVRs.

RFID gates and networks require specific equipment for building.

• RFID reader: to read the RFID tags attached to objects or individuals passing through the gate

• Antennas: to transmit and receive RFID signals

• RFID tags: attached to objects or individuals to be tracked

• Network infrastructure: to connect the RFID readers and antennas

• Power supply: to provide electricity to the equipment

• Software: to manage and analyze the collected RFID data

Wi-Fi is a wireless networking technology that allows devices to connect to the internet or communicate with each other wirelessly.

• Wi-Fi stands for Wireless Fidelity.

• It uses radio waves to transmit data between devices.

• To connect to Wi-Fi, you need a Wi-Fi enabled device (e.g., smartphone, laptop) and a Wi-Fi network.

• You can connect to a Wi-Fi network by selecting it from the available networks list on your device and entering the password if required.

• Wi-Fi networks can be se...read more

To manage a bug or glitch on a real-time domain server, follow these steps:

• Identify the bug or glitch by analyzing server logs and user reports.

• Prioritize the bug based on its impact on server performance and user experience.

• Develop a fix or workaround for the bug, ensuring it does not cause any further issues.

• Test the fix in a controlled environment before deploying it to the live server.

• Communicate with stakeholders about the bug and its resolution.

• Monitor the server post-f...read more

Technology can improve lifestyle by providing convenience, efficiency, and connectivity.

• Convenience: Technology allows for easier communication, access to information, and automation of tasks.

• Efficiency: Automation and digital tools can streamline processes and save time.

• Connectivity: Technology enables people to stay connected with others, access resources globally, and work remotely.

• Examples: Smart home devices, online shopping, telemedicine, virtual meetings.

The CPU consists of three main components: the control unit, the arithmetic logic unit, and the cache.

• The control unit manages the flow of data and instructions within the CPU.

• The arithmetic logic unit performs mathematical and logical operations.

• The cache is a small amount of memory used to store frequently accessed data.

• Other components include registers, buses, and clock generators.

• Examples of CPUs include Intel Core i7, AMD Ryzen, and ARM Cortex-A53.

ERP stands for Enterprise Resource Planning. It is a software system that helps schools streamline their processes and improve efficiency.

• ERP integrates various functions of a school such as admissions, attendance, finance, and HR into one system

• It provides real-time data and analytics to help school administrators make informed decisions

• ERP automates routine tasks, reducing manual work and human errors

• It improves communication between different departments and stakeholders w...read more

Customer support is the assistance provided to customers before, during, and after a purchase.

• Customer support involves addressing customer queries and concerns

• It includes providing technical assistance and troubleshooting

• Customer support can be provided through various channels such as phone, email, chat, and social media

• The goal of customer support is to ensure customer satisfaction and retention

• Examples of customer support include helping a customer set up a new product, r...read more

HDD is a traditional storage device that uses spinning disks to store data, while SSD uses flash memory for faster access.

• HDD is slower and more prone to mechanical failure than SSD

• SSD is more expensive but offers faster read/write speeds

• SSD is more durable and consumes less power than HDD

• HDD is still commonly used for large storage needs, while SSD is preferred for faster performance

• Examples of SSDs include Samsung 970 EVO and Crucial MX500, while examples of HDDs include Se...read more

A router is a networking device that forwards data packets between computer networks. It connects multiple devices to the internet.

• Connect the router to the modem using an Ethernet cable

• Access the router's web-based setup page using a web browser

• Configure the router's network settings, such as SSID and password

• Set up port forwarding and other advanced settings if needed

• Save and apply the changes to the router

To check space in a folder of Linux cmd, use the 'du' command.

• Open the terminal and navigate to the folder you want to check.

• Type 'du -sh' followed by the folder name.

• The output will show the total size of the folder in a human-readable format.

To troubleshoot routers, start by checking the physical connections and power supply. Then, check the router settings and firmware.

• Check physical connections and power supply

• Check router settings and firmware

• Reset the router to default settings if necessary

• Check for firmware updates and install if available

• Check for any network issues or conflicts

• Contact the manufacturer or internet service provider for further assistance

A bug in a computer application is a flaw or error in the software that causes it to behave unexpectedly or not as intended.

• Bugs can cause crashes, data loss, or incorrect output.

• Common types of bugs include syntax errors, logic errors, and runtime errors.

• Examples of bugs include a calculator app giving incorrect results, a game crashing unexpectedly, or a website not loading properly.

PRI in cloud telephony stands for Primary Rate Interface, a type of digital telecommunication service used to connect a large number of phone lines to the public switched telephone network (PSTN) in a cost-effective manner.

• PRI provides 23 voice channels and 1 data channel for a total of 24 channels.

• It is commonly used by businesses for high-volume voice communication.

• PRI offers better call quality and reliability compared to analog lines.

• It allows for features such as Direct ...read more

There are three main types of IoT devices: consumer, commercial, and industrial.

• Consumer IoT devices: Smart home devices like thermostats, lights, and security cameras.

• Commercial IoT devices: Smart meters, asset tracking systems, and connected vending machines.

• Industrial IoT devices: Sensors and actuators used in manufacturing, agriculture, and healthcare.

Virtual number is a cloud-based number that forwards calls to another number, while DID is a direct inward dialing number that allows direct calls to a specific extension.

• Virtual number is a cloud-based number that can be forwarded to any other number.

• DID is a direct inward dialing number that allows direct calls to a specific extension.

• Virtual numbers are often used for marketing or customer service purposes.

• DID numbers are commonly used in business phone systems to route ca...read more

COVID-19: A Global Pandemic

• Origin and spread of COVID-19

• Symptoms and prevention measures

• Impact on global economy and healthcare systems

• Vaccine development and distribution

• Mental health challenges during the pandemic

To find IP address, go to command prompt and type 'ipconfig' for Windows or 'ifconfig' for Mac/Linux.

• Open command prompt/terminal

• Type 'ipconfig' for Windows or 'ifconfig' for Mac/Linux

• Look for 'IPv4 Address' or 'inet' in the output

• Alternatively, search 'what is my IP address' on Google

Native integration involves connecting two or more software applications without the need for additional middleware.

• Identify the APIs or protocols supported by the applications you want to integrate

• Develop custom code to establish communication between the applications

• Test the integration thoroughly to ensure data flows accurately and securely

Click to call solution is a technology that allows users to initiate phone calls by clicking on a button or link.

• Enables users to easily connect with customer support or sales representatives

• Commonly used in websites and mobile apps

• Improves customer experience by providing instant communication

• Examples include ClickDesk, CallRail, and Twilio's Click to Call feature

Domain Name Service (DNS) is a system that translates domain names into IP addresses, allowing users to access websites using human-readable names.

• DNS is like a phone book for the internet, translating domain names (like google.com) into IP addresses (like 172.217.3.206).

• DNS helps users access websites by resolving domain names to the corresponding IP addresses.

• DNS servers store records of domain names and their corresponding IP addresses.

• DNS operates on a hierarchical system...read more

A router is a device that forwards data packets between computer networks, while a modem is a device that modulates and demodulates signals for internet access.

• Router connects multiple devices to a network and routes data between them

• Modem connects a device to the internet by modulating and demodulating signals

• Examples: Router - TP-Link Archer C7, Modem - Motorola MB7420

Command to check IP in Linux

• Use 'ifconfig' command to check IP address of all network interfaces

• Use 'ip addr show' command to check IP address of a specific network interface

• Use 'hostname -I' command to check IP address of the host machine

Banking is a crucial aspect of the economy, providing financial services to individuals and businesses.

• Banking involves managing money, providing loans, and facilitating transactions.

• Banks play a vital role in the economy by providing financial stability and liquidity.

• Banking has evolved over time with the advent of technology, leading to online banking and mobile banking.

• Banking regulations ensure the safety and security of customer deposits and prevent fraudulent activities...read more

Education is the process of acquiring knowledge, skills, values, and beliefs through formal or informal means.

• Education involves learning and acquiring knowledge through various methods such as studying, attending classes, and practical experience.

• It helps individuals develop critical thinking, problem-solving, and communication skills.

• Education can take place in schools, colleges, universities, online platforms, or through self-study.

• It plays a crucial role in shaping indivi...read more

Ping and tracert are network diagnostic tools used to test connectivity and troubleshoot network issues.

• Ping sends a packet to a specific IP address to check if it is reachable and measures the round-trip time.

• Tracert shows the route that packets take to reach a destination, displaying each hop along the way.

• Ping is used to test basic network connectivity, while tracert helps identify network latency and routing issues.

The components of a CPU include the arithmetic logic unit (ALU), control unit, registers, cache memory, and buses.

• Arithmetic Logic Unit (ALU) performs arithmetic and logical operations

• Control Unit manages the execution of instructions

• Registers store data and instructions temporarily

• Cache Memory stores frequently accessed data for faster retrieval

• Buses connect the CPU to other components of the computer system