D322 Introduction to IT - Set 5 - Part 2

Correct Answer: JavaScript

JavaScript is widely used for developing web applications and can run on both the client and server sides, providing dynamic functionality.

Correct Answer: Star topology

In a star topology, all devices are connected to a central hub or switch, which serves as the communication point for the network.

Correct Answer: To store passwords securely by converting them into fixed-length values

Hashing converts data, such as passwords, into fixed-length values, making it more difficult for attackers to reverse the process and retrieve the original data.

Correct Answer: Efficient resource utilization

Virtualization enables the efficient utilization of hardware resources by allowing multiple virtual machines to run on a single physical server.

Correct Answer: To create a secure, encrypted connection over the internet

A VPN creates a secure and encrypted connection over a public network, allowing users to protect their data and privacy while browsing.

Correct Answer: Access control

Access control in a DBMS ensures that only authorized users have the necessary permissions to access and manipulate data.

Correct Answer: Virtualization

Virtualization enables multiple virtual machines to run on a single physical server, optimizing hardware usage and allowing for flexible resource allocation.

Correct Answer: To monitor and protect the organizations network from security threats

A cybersecurity specialist monitors and protects an organizations network from security threats, ensuring the integrity and confidentiality of data.

Correct Answer: A type of cyberattack where an attacker sends fraudulent messages to trick individuals into providing sensitive information

Phishing is a type of cyberattack where an attacker sends deceptive messages, often posing as a trusted entity, to trick individuals into revealing sensitive information such as passwords or credit card details.

Correct Answer: Table

In a relational database, data is organized into tables, with rows representing records and columns representing attributes.

Correct Answer: Malicious software designed to disrupt, damage, or gain unauthorized access to systems

Malware refers to any malicious software designed to harm or exploit systems, including viruses, worms, trojans, and ransomware.

Correct Answer: Agile methodology

Agile methodology emphasizes rapid prototyping, iterative development, and frequent collaboration with stakeholders to ensure continuous improvement.

Correct Answer: POP3

POP3 (Post Office Protocol 3) is a network protocol used to retrieve email from a mail server to a clients local device.

Correct Answer: AES

AES (Advanced Encryption Standard) is a type of symmetric key encryption where the same key is used for both encryption and decryption.

Correct Answer: Macro

A macro is a small program or script that automates repetitive tasks within a larger program, such as word processing or spreadsheet software.

Correct Answer: To disable a target by overwhelming it with traffic

A DoS attack aims to overwhelm a target system with traffic, rendering it unavailable to users by consuming its resources.

Correct Answer: Beta testing

Beta testing is performed by end users in a real working environment without assistance from developers, helping to identify any remaining issues.

Correct Answer: IaaS

Infrastructure as a Service (IaaS) provides virtualized computing resources over the internet, such as virtual servers, storage, and networking.

Correct Answer: Domain Name System

DNS (Domain Name System) translates human-readable domain names, like www.example.com, into IP addresses that computers can understand.

Correct Answer: The use of computing resources provided over the internet

Cloud computing involves the delivery of computing resources, such as storage and processing power, over the internet, allowing users to access services without relying on local infrastructure.