NetConnectGlobal IT System Analyst Interview Questions and Answers

Q1. Even and odd number index
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Q1. Basic SQL questions Stored procedures Data warehousing
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Q1. 1.Tell about yourself
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Q1. 1. ISO27001, Risk Assement , Audit and PCIDSS, CIA and Cyber security? 2.What is Control Testing?
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Q2. Risk Treatment, Risk Register
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Q1. What is proxy server?
Ans. 
A proxy server acts as an intermediary between clients and servers, forwarding requests and responses.
• Proxy server acts as a middleman between clients and servers

• It forwards client requests to the appropriate server

• It caches data to improve performance

• It can be used for filtering and blocking certain content

• Examples: Squid, Nginx, Apache HTTP Server
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Q2. What is Dns? What is DHCP? Which port is useing smtp?
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DNS is a system that translates domain names into IP addresses. DHCP is a protocol that assigns IP addresses to devices on a network. SMTP uses port 25.
• DNS stands for Domain Name System

• It translates domain names (e.g., www.example.com) into IP addresses (e.g., 192.168.1.1)

• DHCP stands for Dynamic Host Configuration Protocol

• It automatically assigns IP addresses to devices on a network

• SMTP stands for Simple Mail Transfer ...read more
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Q3. What is vpn? Which port use for DNS service?
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VPN stands for Virtual Private Network. It provides a secure and encrypted connection over a public network.
• VPN allows users to access a private network remotely.

• It creates a secure tunnel between the user's device and the network.

• VPN masks the user's IP address and encrypts the data transmitted.

• It is commonly used for remote work, accessing geo-restricted content, and enhancing online privacy.

• Examples of VPN protocols
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Q4. Define colour stright through cable? If os corrupt. How it is resolved?
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A color straight through cable is a type of Ethernet cable used to connect devices in a network.
• A color straight through cable is also known as a patch cable or a straight-through cable.

• It is used to connect devices such as computers, switches, and routers in a network.

• The cable has the same pin configuration on both ends, allowing for direct device-to-device connections.

• The color coding of the cable follows the T568A ...read more
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Aptitude test with quant and reasoning and basic English objective type questions

Basic programs on data structure, loops exception handling, API

Q1. General discussion on projects you worked on. Might ask you to explain solution of a given problem. Will also evaluate you on your communication skills
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Q2. Given a production issue , How will you act to the situation
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Q1. Data analyst does
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Q2. Data cleaning means
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Data cleaning is the process of identifying and correcting errors or inconsistencies in data to improve its quality.
• Removing duplicate entries

• Correcting spelling errors

• Handling missing values

• Standardizing data formats

• Identifying and removing outliers
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Q1. What difference do you bring
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General appitute question

Q1. What is pointer what is array
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A pointer is a variable that stores the memory address of another variable. An array is a collection of similar data types.
• Pointers allow for dynamic memory allocation and manipulation.

• Arrays can be one-dimensional or multi-dimensional.

• Example of pointer: int *ptr = # where num is an integer variable.

• Example of array: char str[10] = {'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'};
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Q1. Tell me about your self
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Q1. General discussion related to overall experience and technology
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Q1. Technical questions related to Desktop support, Outlook, configurations, onboarding process and salary negotiations.
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