**Exim interview questions and answers**

Table of Contents

1) You are not given the tools you need to be successful. How would you change that In Exim?

State a business case to your manager / leader as to why you need the tools and make the request for them.

2) What type of people do you not work well with?

Be very careful answering this question as most organization employ professionals with an array of personalities and characteristics. You don’t want to give the impression that you’re going to have problems working with anyone currently employed at the organization. If you through out anything trivial you’re going to look like a whiner. Only disloyalty to the organization or lawbreaking should be on your list of personal characteristics of people you can’t work with.

3) What do you think about Teamwork?

I enjoy teamwork and am used to shift work. I think I would adapt well to the role. I am looking for new challenges In Exim and I know I would learn a lot as cabin crew, not just about people and places, but skills like first aid too, how can I help others with in my limits.

4) What are your weaknesses for Exim position?

Try not to be too critical when answering this question. Instead, pick one of your weaknesses and try to turn it into a positive.
For example, you could be a perfectionist, which means that you sometimes take longer on tasks, but you make sure that they are completed to a high quality. It is important to make a negative into a positive as it doesn’t make you appear overly critical and shows you can reflect on your own performance.

5) Tell me about a time when you had to think strategically?

There was a time when I was told I had to get rid of 20% of my people. I had to determine which persons I needed the most by determining who could do what. I had to put aside personal feelings so that I could keep a working crew to handle he same workload with less people.

6) Can you explain why you changed career paths In Exim?

Don’t be thrown off by this question-just take a deep breath and explain to the hiring manager why you’ve made the career decisions In Exim you have. More importantly, give a few examples of how your past experience is transferable to the new role. This doesn’t have to be a direct connection; in fact, it’s often more impressive when a candidate can make seemingly irrelevant experience seem very relevant to the role.

7) What is your typical way of dealing with conflict? Give me an example?

First, find out what the root of the problem is. Second, determine the best steps to remediation with the best possible outcome. Third, take action to put remediation plans in place.

8) What qualities do you look for in a boss?

Remain optimistic and do not be too specific. Good attributes include moral character, honesty, and intelligence since managers usually believe they possess these qualities.

9) Why are you leaving last job?

Although this would seem like a simple question, it can easily become tricky. You shouldn’t mention salary being a factor at this point In Exim. If you’re currently employed, your response can focus on developing and expanding your career and even yourself. If you’re current employer is downsizing, remain positive and brief. If your employer fired you, prepare a solid reason. Under no circumstance should you discuss any drama or negativity, always remain positive.

10) Tell me why do you want this job In Exim?

Bad Answer: No solid answer, answers that don’t align with what the job actually offers, or uninspired answers that show your position is just another of the many jobs they’re applying for.

Good answer: The candidate has clear reasons for wanting the job that show enthusiasm for the work and the position, and knowledge about the company and job.

11) Tell me about a difficult decision you’ve made in the last year In Exim?

We all have difficult decisions in our lives. Show how you were able to arrive at it and then how you decisively acted.

12) Have you ever been caught stealing, or better yet, have you ever stole anything?

I guess everyone takes a pen or paper or little things like that. But other than that, NO. I have never stole from my employers or better yet In Exim, from anyone.

13) If you were hiring a person for this job In Exim, what would you look for?

Discuss qualities you possess required to successfully complete the job duties.

14) Tell me about a problem that you’ve solved in a unique or unusual way. What was the outcome? Were you happy or satisfied with it?

In this question the interviewer is basically looking for a real life example of how you used creativity to solve a problem.

15) What have you done to improve your knowledge In Exim in the last year?

Try to include improvement activities that relate to the job In Exim. A wide variety of activities can be mentioned as positive self-improvement. Have some good ones handy to mention.

16) What is the main objective of Exim?

Objectives of Exim Policy :

To stimulate sustained economic growth by providing access to essential raw materials, intermediates, components, consumables and capital goods scheme required for augmenting production and providing services.

17) Who uses Exim?

Exim 4 is currently the default MTA on Debian Linux systems. Many Exim installations exist, especially within Internet service providers and universities in the United Kingdom. Exim is also widely used with the GNU Mailman mailing list manager, and cPanel.

18) How popular is EXIM?

Exim is a popular mail transfer agent (MTA) available for major Unix-like operating systems and comes pre-installed on Linux distributions such as Debian. According to a recent survey, an estimated 60% of internet servers run on Exim. A Shodan search reveals nearly 4 million Exim servers are exposed to the internet.

19) What is postfix Linux?

Postfix is the default Mail Transfer Agent (MTA) in Ubuntu. It attempts to be fast and secure, with flexibility in administration. It is compatible with the MTA sendmail. This section will explain installation, including how to configure SMTP for secure communications.

20) What is difference between SMTP and Postfix?

postfix/smtpd – This is typically the SMTP daemon process for handling incoming mail and routing to the appropriate internal location. postfix/smtp – This is typically the SMTP daemon process for delivering mail out to the world.

21) What is Sendmail MTA?

Sendmail is a type of email message transfer agent or MTA that is widely used across Unix and Unix-like operating systems. MTAs including Sendmail send and receive mail via TCP or IP networks (that includes the Internet) following SMTP protocols. SMTP stands for Simple Mail Transport Protocol.

22) What is SMTP path?

An SMTP transaction consists of three command/reply sequences: MAIL command, to establish the return address, also called return-path, reverse-path, bounce address, mfrom, or envelope sender. RCPT command, to establish a recipient of the message. This command can be issued multiple times, one for each recipient

23) Why is SMTP necessary?

Why are SMTP servers important? Without an SMTP server, your email wouldn’t make it to its destination. Once you hit “send,” your email transforms into a string of code that is then sent to the SMTP server. The SMTP server is able to process that code and pass on the message.

24) What is the SMTP port number?

Port 25
Port 25 is the original standard email SMTP port and the oldest, since it first debuted in 1982. Today, the Internet Assigned Numbers Authority (IANA), the group responsible for maintaining the internet addressing scheme, still recognizes port 25 as the standard, default SMTP port.

25) Where is Postfix config?

/etc/postfix
By default, Postfix configuration files are in /etc/postfix. The two most important files are main.cf and master.cf; these files must be owned by root.

26) What is POP3 or IMAP?

POP3 downloads the email from a server to a single computer, then deletes the email from the server. On the other hand, IMAP stores the message on a server and synchronizes the message across multiple devices.

27) What is HTTP port?

Port 80 is the port number assigned to commonly used internet communication protocol, Hypertext Transfer Protocol (HTTP). It is the default network port used to send and receive unencrypted web pages.

28) What is Relay in SMTP?

SMTP relay services allow businesses to send email without using their own servers or domain so that marketing messages can be separated from internal email communications. Email client software such as Outlook or Thunderbird provides a graphical interface for users to work with SMTP relay.

29) How does Postfix work?

Postfix polls all queues in the directory specified by the queue_directory parameter in your main.cf file. The queue directory is usually /var/spool/postfix. Each queue has its own subdirectory with a name identifying the queue. All messages that Postfix handles stay in these directories until Postfix delivers them.

30) What is proofpoint SMTP?

SMTP Authentication (SMTP AUTH) improves the trust between a customer’s mail server and Essentials to eliminate the risk of spoofing. This feature simply creates an SMTP AUTH username and password pair in Essentials that customers can enter on their email exchange server to authenticate with Essentials.

31) How does an RDP work?

Communication in RDP is based on multiple channels, and the protocol theoretically supports up to 64,000 unique channels. The basic functionality of RDP is to transmit a monitor (output device) from the remote server to the client and the keyboard and/or mouse (input devices) from the client to the remote server.

32) What is Relay in Proofpoint?

Proofpoint Secure Email Relay (SER) secures cloud applications that send emails on your behalf. A hosted solution, it shrinks the attack surface around identity takeover by scanning every application email that flows through the system before it sends them out to the internet.

33) What is Relay in postfix?

A relay server is a server which postfix delegate to send email. In this case postfix receive emails and just forward them to the so called ‘smarthost’.

34) What is SMTP relay Office 365?

Microsoft 365 or Office 365 SMTP relay uses a connector to authenticate the mail sent from your device or application. This authentication method allows Microsoft 365 or Office 365 to relay those messages to your own mailboxes and external recipients.

35) What is the function of IMAP?

Internet Message Access Protocol (IMAP) is a protocol for accessing email or bulletin board messages from a (possibly shared) mail server or service. IMAP allows a client e-mail program to access remote message stores as if they were local.

36) Who uses SMTP?

The Simple Mail Transfer Protocol (SMTP) is used to deliver e-mail messages over the Internet. This protocol is used by most e-mail clients to deliver messages to the server, and is also used by servers to forward messages to their final destination.

37) What are TCP connections?

Transmission Control Protocol (TCP) – a connection-oriented communications protocol that facilitates the exchange of messages between computing devices in a network. It is the most common protocol in networks that use the Internet Protocol (IP); together they are sometimes referred to as TCP/IP.

38) How does Relay server work?

How does an SMTP relay service work? When an email service provider (ESP) tries to send an email, it connects to the configured SMTP server and communicates with it using that protocol. Once it can communicate with the configured server, it’s able to deliver the email message through an SMTP relay service.

39) Is Postfix SMTP?

The most commonly used implementations of SMTP in most Linux distros are Sendmail and Postfix. Postfix is an open source mail-transfer agent that was originally developed as an alternative to Sendmail and is usually set up as the default mail server.

40) What is SMTP port number?

41) What is HTTP socket?

Web Socket is a standard protocol for two-way data transfer between client and server. The Web Socket protocol is built over TCP. Web sockets are mainly used to push messages to a client in real time updates.

42) How install SMTP in Linux?

Configuring SMTP in a single server environment
Configure the E-mail Options tab of the Site Administration page: In the Sending E-mail Status list, select Active or Inactive, as appropriate. In the Mail Transport Type list, select SMTP. In the SMTP Host field, enter the name of your SMTP server.

43) What is Smtpd_recipient_restrictions?

The purpose of the smtpd_recipient_restrictions feature is to control how Postfix replies to the RCPT TO command. If the restriction list evaluates to REJECT or DEFER, the recipient address is rejected; no surprises here. If the result is PERMIT, then the recipient address is accepted.

44) How many DNS records are there?

DNS servers store records. When a DNS query is sent by a device, that query gets a response from those records with the help of DNS servers and resolvers. There are eight records that you see again and again: A, AAAA, CNAME, PTR, NS, MX, SOA, and TXT. We’ll focus here on those.

45) What protocols are used in mail server?

There are three common protocols used to deliver email over the Internet: the Simple Mail Transfer Protocol (SMTP), the Post Office Protocol (POP), and the Internet Message Access Protocol (IMAP). All three use TCP, and the last two are used for accessing electronic mailboxes.

46) What are the two types of DNS?

There are three main kinds of DNS Servers — primary servers, secondary servers, and caching servers.
Primary Server. The primary server is the authoritative server for the zone. …
Secondary Servers. Secondary servers are backup DNS Servers. …
Caching Servers.

47) Which is a feature of IMAP?

Following are some features of IMAP: Access: Because emails are stored on the email server, you can access and manage your email and email folders from multiple computers or mobile devices. New items: IMAP uses fetch technology. When a new email arrives, your email client fetches new messages at defined time intervals.

48) How do I get a free SMTP server?

How to get free SMTP? A free SMTP server is provided by a huge number of platforms like Pepipost, Sendinblue, Gmail for sending bulk emails. Just check in their websites, sign up, integrate and start using for free bulk mails.

49) What is local name server?

local is a special-use domain name reserved by the Internet Engineering Task Force (IETF) so that it may not be installed as a top-level domain in the Domain Name System (DNS) of the Internet. As such it is similar to the other special domain names, such as . localhost.

50) What is authoritative name server?

An authoritative server is the authority for its zone. It queries and is queried by other name servers in the DNS. The data it receives in response from other name servers is cached. Authoritative servers are not authoritative for cached data.

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