Exploring Information Technology

What is the primary function of the CPU in a computer?

• To store data permanently in the hard drive.

• The primary function of the CPU is to execute instructions and process data.

• To manage the computer's power supply.

• To provide internet connectivity to the computer.

Name three popular programming languages used today.

• Swift

• Ruby

• Python, JavaScript, Java

• C++

What is the purpose of an operating system?

• The purpose of an operating system is to manage hardware and software resources and provide a user interface.

• To serve as a database management system

• To enhance graphics performance

• To provide internet connectivity

Define the term 'network topology'.

• Network topology describes the software protocols used in networking.

• Network topology is the arrangement of elements in a computer network.

• Network topology refers to the speed of data transmission.

• Network topology is the type of hardware used in a network.

What is the difference between HTTP and HTTPS?

• The main difference is that HTTPS encrypts data for security, while HTTP does not.

• HTTP and HTTPS are the same protocol with no differences.

• HTTPS is only used for secure websites, while HTTP is for all websites.

• HTTP is faster than HTTPS due to less overhead.

What is a firewall and how does it protect a network?

• A firewall protects a network by monitoring and controlling traffic based on security rules, blocking unauthorized access and preventing threats.

• A firewall only protects against viruses and malware without monitoring traffic.

• A firewall is a type of hardware that boosts internet speed.

• A firewall is a physical barrier that prevents all network traffic.

List two current trends in technology that are shaping the future.

• Virtual Reality and Augmented Reality

• Artificial Intelligence and 5G Connectivity

• Cloud Storage and Data Mining

• Quantum Computing and Blockchain

What is the role of an API in software development?

• APIs are only relevant for front-end development.

• The role of an API in software development is to facilitate communication and integration between different software systems.

• APIs eliminate the need for software testing.

• APIs are used solely for data storage.

Explain the concept of cloud computing.

• Cloud computing is a software that runs only on local machines.

• Cloud computing is the delivery of computing services over the internet, allowing for on-demand access to resources like storage, processing power, and applications.

• Cloud computing is a type of hardware used for gaming.

• Cloud computing refers to physical servers located in a data center.

What is phishing and how can it be prevented?

• Phishing is a cyber attack that tricks individuals into revealing sensitive information, and it can be prevented by being cautious of unsolicited communications, verifying sender identities, avoiding suspicious links, using security software, and enabling two-factor authentication.

• Phishing is a type of computer virus that infects devices.

• Phishing can be prevented by ignoring all emails from unknown senders.

• Phishing is a method of securing sensitive information through encryption.