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
141
What term describes a specific word or element on a webpage that, when selected, navigates the user to another document or resource?
Answer:
Hyperlink
A hyperlink is a clickable element, such as text or an image, that links to another location or file. When a user clicks a hyperlink, the web browser automatically navigates to the target URL or document associated with that specific link.
142
Which of the following options is a widely used protocol specifically designed for internet communication?
Answer:
HTTP
HTTP (Hypertext Transfer Protocol) is the foundational protocol used for transferring web pages and data across the internet. While FTP is also an internet protocol, HTTP is the primary protocol used by web browsers to retrieve information from web servers, making it the most prominent internet-specific protocol listed.
143
When using a PC for telecommunications, which types of systems are accessible for connection?
Answer:
all of the above.
Telecommunications allows a personal computer to interface with a wide variety of remote systems. Users can connect to timesharing systems for processing power, access electronic bulletin boards for community discussions, or utilize electronic mail services for messaging. These diverse connections demonstrate the versatility of telecommunications in expanding the capabilities of a standalone PC.
144
What is the process of transferring files from a remote server on the Internet to your local computer called?
Answer:
Downloading
Downloading is the process of receiving data from a remote system, such as a web server, to a local device. This is a fundamental internet activity that allows users to access and save files, software, and media content from the web onto their own storage.
145
On which operating systems can the File Transfer Protocol (FTP) be executed?
Answer:
All these
FTP is a standard network protocol used for the transfer of computer files between a client and server on a computer network. Because it is a platform-independent protocol based on TCP/IP, it can be implemented and run on virtually all major operating systems, including Unix, Linux, and Windows.
146
Which unit of measurement is commonly used to quantify the speed of an internet connection?
Answer:
Mbps
Internet connection speed is typically measured in Megabits per second (Mbps). This metric indicates the rate at which data is transferred over a network, representing the bandwidth capacity available to the user for downloading or uploading information.
147
What does the file extension SWF stand for?
Answer:
Shockwave Flash
SWF stands for Shockwave Flash. It was an Adobe Flash file format used for multimedia, vector graphics, and ActionScript. Although now largely deprecated in favor of HTML5, it was historically the standard format for displaying animated and interactive content on the web.
148
What identifier is assigned to every host computer connected to the internet?
Answer:
Unique IP address
Every device connected to the internet must have a unique Internet Protocol (IP) address. This address acts as a digital identifier, allowing data packets to be routed correctly to the specific host computer across the global network.
149
Which of the following methods can be utilized to establish an internet connection?
Answer:
All these
Internet connectivity can be established through various protocols and methods. Dial-up is a legacy method using telephone lines. SLIP (Serial Line Internet Protocol) and PPP (Point-to-Point Protocol) are data link layer protocols used to establish direct connections between two nodes, often used for internet access over serial lines.
150
What does the acronym GPS represent?
Answer:
Global Positioning System
GPS stands for Global Positioning System. It is a satellite-based navigation system that provides location and time information in all weather conditions, anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites. It is maintained by the United States government and is accessible to anyone with a GPS receiver.