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
1
What does the acronym IP stand for in networking?
Answer:
Internet Protocol
IP stands for Internet Protocol. It is the principal communications protocol in the Internet protocol suite for relaying datagrams across network boundaries. Its routing function enables internetworking and essentially establishes the internet.
2
Which protocol or tool is commonly used to troubleshoot network connectivity and verify if a remote host is reachable?
Answer:
PING
The PING (Packet Internet Groper) utility is a standard network tool used to test the reachability of a host on an IP network.
3
What is the full form of the acronym FTP in the context of networking?
Answer:
File Transfer Protocol
FTP stands for File Transfer Protocol. It is a standard network protocol used for the transfer of computer files between a client and a server on a computer network.
4
What is the full form of the acronym TCP in networking?
Answer:
Transmission Control Protocol
TCP stands for Transmission Control Protocol. It is a fundamental communication protocol used to interconnect network devices on the internet.
5
Which class of IP addresses is specifically reserved for multicast communication?
Answer:
Class D
In the IPv4 addressing scheme, Class D addresses are designated for multicast groups.
6
Which algorithm or process is utilized to determine the optimal path for transmitting data packets from a source to a destination?
Answer:
Routing
Routing is the process of selecting the best paths in a network to send data packets from a source to a destination.
7
Which network protocol is responsible for automatically assigning IP addresses to clients connected to a network?
Answer:
DHCP
The Dynamic Host Configuration Protocol (DHCP) is a network management protocol used to automate the process of configuring devices on IP networks.
8
Which of the following tasks is NOT a function performed by the Transmission Control Protocol (TCP)?
Answer:
None of these
TCP is a core protocol of the Internet Protocol Suite. It is responsible for connection establishment (via the three-way handshake), reliable data transfer, and flow control.
9
In serial, asynchronous data transmission, which bit is utilized to indicate the termination of a character within the data frame?
Answer:
stop
In asynchronous serial communication, a stop bit is sent at the end of each character frame.
10
What is the full form of the acronym ACL in the context of computer security?
Answer:
Access Control List
An Access Control List (ACL) is a table that tells a computer operating system which access rights each user has to a particular system object, such as a file directory or individual file.