General Knowledge Flashcards

Which of the following best describes 'cloud computing'?

Answer: Delivering computing services over the internet on a pay-as-you-go basis

Cloud computing delivers on-demand IT resources — servers, storage, databases, networking — over the internet.

What is the purpose of a DNS server?

Answer: Translate domain names into IP addresses

A DNS (Domain Name System) server translates human-readable domain names (like google.com) into numerical IP addresses.

Which programming paradigm treats computation as the evaluation of mathematical functions and avoids changing state?

Answer: Functional Programming

Functional programming treats computation as evaluation of mathematical functions and emphasizes immutability and statelessness.

What does 'IoT' stand for?

Answer: Internet of Things

IoT (Internet of Things) refers to the network of physical devices embedded with sensors and software that connect and exchange data.

Which type of malware disguises itself as legitimate software to trick users into installing it?

Answer: Trojan Horse

A Trojan Horse malware masquerades as legitimate software to gain access to a victim's system.

What is the main advantage of using a solid-state drive (SSD) over a traditional hard disk drive (HDD)?

Answer: Faster read/write speeds with no moving parts

SSDs use flash memory with no mechanical moving parts, resulting in significantly faster data access speeds than HDDs.

In networking, what does 'bandwidth' measure?

Answer: The maximum rate of data transfer across a network path

Bandwidth measures the maximum amount of data that can be transmitted over a network connection in a given time period.