Computer Science - IT MCQs
Topic Notes: Computer Science - IT
<p>MCQs and preparation resources for competitive exams, covering important concepts, past papers, and detailed explanations.</p>
Plato
- Biography: Ancient Greek philosopher (427–347 BCE), student of Socrates and teacher of Aristotle, founder of the Academy in Athens.
- Important Ideas:
- Theory of Forms
- Philosopher-King
- Ideal State
121
What is the term for the process of sending and receiving messages through electronic systems?
Answer:
Email
Email, or electronic mail, is the standard method for exchanging digital messages between people using electronic devices. It allows for the transmission of text, documents, and media over the internet, serving as a primary tool for professional and personal communication.
122
What was the new brand name given to Hotmail by Microsoft in 2011?
Answer:
Outlook.com
In 2011 and 2012, Microsoft transitioned its web-based email service from the Hotmail brand to Outlook.com. This rebranding was part of a broader effort to modernize the interface and integrate it with other Microsoft services.
123
In the context of email communication, what is the field used to describe the topic or summary of the message?
Answer:
Subject
The 'Subject' line in an email serves as a concise summary of the content, allowing the recipient to understand the purpose of the message before opening it. It is a standard field in all email clients.
124
Which of the following represents the standard format for an email address?
Answer:
User name@ DNS Address
A standard email address follows the format 'username@domain'. The '@' symbol acts as a separator between the local part (the user's identifier) and the domain part (the mail server's address). This structure ensures that messages are routed correctly to the intended recipient's mailbox.
125
Which specific symbol is used to separate the username from the domain name in an email address?
Answer:
@
The 'at' symbol (@) is the standard character used in email addresses to separate the local part (the username) from the domain name. This convention was introduced by Ray Tomlinson in 1971 to ensure that the email system could distinguish between the user and the host server where the mailbox resides.
126
An email address is composed of two primary segments: the username and the:
Answer:
Domain name
An email address follows a specific syntax where the local part (username) is separated from the domain name by the '@' symbol. The domain name identifies the mail server or service provider hosting the account.
127
What is the full form of the term 'Email'?
Answer:
Electronic mail
Email is an abbreviation for Electronic mail. It refers to the digital transmission of messages across computer networks. Since its inception, it has become the most widely used method for asynchronous communication in both business and personal environments.
128
Which of the following is considered a common type of email client?
Answer:
Email client
An email client is a dedicated application designed specifically to interface with mail servers to manage user correspondence. Examples include Microsoft Outlook, Mozilla Thunderbird, and Apple Mail.
129
Which network protocol is primarily utilized for the transmission of outgoing email messages?
Answer:
SMTP
Simple Mail Transfer Protocol (SMTP) is the standard protocol used for sending emails across the internet. While POP3 and IMAP are used for retrieving or managing incoming emails, SMTP is specifically dedicated to the delivery of messages from the sender to the mail server.
130
In an email address, which symbol is used to separate the username from the email service provider's domain name?
Answer:
@
The '@' symbol, known as the 'at' sign, is a mandatory component of an email address. It serves as a delimiter that separates the local part of the address, which identifies the user, from the domain name, which identifies the email service provider or organization.