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
11
Which of the following lists are commonly recognized advantages of using email?
Answer:
Convenience, speed of delivery, generality and
Email is widely recognized for its convenience, high speed of delivery, and generality, allowing users to communicate across various platforms and distances.
12
When composing an email, which field is used to provide a summary of the message content?
Answer:
Subject
The subject line is one of the first things a recipient sees when they receive an email, serving as a critical first impression.
13
In an email address, what do the final three letters (the top-level domain) typically represent?
Answer:
domain name
The suffix at the end of an email address or website URL, such as .com, .org, or .edu, is known as the top-level domain (TLD). It is a critical component of the domain name system that categorizes the type of entity or geographic region.
14
What is the full form of the popular email service known as Gmail?
Answer:
Google Mail
Gmail is a free, advertising-supported email service developed by Google. The 'G' in Gmail stands for Google, reflecting the company's branding of its suite of web-based services.
15
In what year was the first electronic mail message transmitted?
Answer:
1971
Ray Tomlinson, a computer engineer, sent the first network email in 1971. He utilized the ARPANET system to send a test message between two computers located in the same room.
16
What is the common term used to describe unsolicited and unwanted electronic mail?
Answer:
Spam
Spam refers to unsolicited bulk email messages sent to a large number of recipients without their consent. These messages are often commercial in nature, frequently used for advertising or phishing attempts.
17
Sending an electronic mail (email) is most comparable to which of the following activities?
Answer:
writing a letter
Email is the digital equivalent of traditional postal mail. Like a physical letter, it involves composing a message, addressing it to a specific recipient, and sending it through a network to be delivered to the recipient's inbox.
18
Which folder in an email client stores messages that have been started but are not yet ready to be sent?
Answer:
Drafts
The 'Drafts' folder is specifically designed to hold emails that the user has composed but has not yet finalized or sent. This allows the user to save their progress and return to complete the message at a later time.
19
In an email composition window, what information is intended to be entered into the 'Bcc' field?
Answer:
Email Address
The 'Bcc' field, which stands for Blind Carbon Copy, is used to enter the email addresses of recipients who should receive a copy of the message without their identity being visible to other recipients.
20
What is the common term for unsolicited commercial email messages?
Answer:
spam
Spam refers to unsolicited, often bulk, electronic messages sent over the internet. These messages are typically sent for commercial advertising purposes, though they can also be used for malicious activities like phishing or spreading malware.