B.E. Unit 5 Study Guide

Which term refers to the physical parts of a computer system?

• Software

• Hardware

• Network

• Data

Answer explanation

The term 'hardware' refers to the physical components of a computer system, such as the CPU, memory, and storage devices. In contrast, 'software' refers to programs and applications, while 'network' and 'data' pertain to connectivity and information.

Information technology primarily involves the integration of:

• Hardware and data

• Computers and telecommunications

• Networks and policies

• Customer service and quality control

Answer explanation

Information technology focuses on the integration of computers and telecommunications, enabling efficient data processing and communication. This combination is essential for modern IT systems.

Which of the following is a program that helps users perform specific tasks on a computer?

• Data

• Hardware

• Software

• Cloud storage

Answer explanation

Software is a program that enables users to perform specific tasks on a computer, such as word processing or web browsing. In contrast, data refers to information, hardware is the physical components, and cloud storage is a service for storing data.

An intranet is best described as:

• A public network for global communication

• An internal, restricted network for an organization

• A physical component of a computer

• A database management system

Answer explanation

An intranet is an internal, restricted network used by an organization for secure communication and information sharing, distinguishing it from public networks that are accessible globally.

What does “URL” stand for in internet terminology?

• Uniform Resource Locator

• Universal Resource Link

• Unique Reference Locator

• Uniform Record List

Answer explanation

The correct answer is "Uniform Resource Locator". A URL is a specific type of Uniform Resource Identifier (URI) that provides the means to access resources on the internet, making this choice the accurate definition.

Which of these is considered a storage device?

• Keyboard

• Monitor

• USB drive

• CPU

Answer explanation

A USB drive is a storage device used to save and transfer data. In contrast, a keyboard is an input device, a monitor is an output device, and a CPU is the central processing unit, not a storage device.

Email applications allow users to:

• Store internet history

• Send, receive, and read messages

• Manage system updates

• Create databases

Answer explanation

Email applications primarily allow users to send, receive, and read messages. Other options like storing internet history or managing system updates are not core functions of email applications.

What is the purpose of an operating system?

• To store personal files securely

• To control and manage hardware resources

• To restrict unauthorized access to networks

• To organize company records

Answer explanation

The primary purpose of an operating system is to control and manage hardware resources, ensuring that software applications can effectively utilize the computer's hardware components.

Which technology allows for real-time communication over the internet?

• Voice over Internet Protocol (VoIP)

• Word processing software

• Spreadsheet applications

• Artificial Intelligence (AI)

Answer explanation

Voice over Internet Protocol (VoIP) enables real-time communication over the internet by allowing voice calls to be made using internet connections, unlike the other options which do not facilitate real-time communication.

Computer-aided design (CAD) is primarily used for:

• Managing databases

• Designing and testing products

• Analyzing sales data

• Creating web content

Answer explanation

Computer-aided design (CAD) is primarily used for designing and testing products, allowing engineers and designers to create detailed models and simulations before production.