ITF Study Flashcard Domain 1-3 Finals

Front

What is the primary function of a router in a network?

Back

To connect multiple networks and direct data packets between them

Answer explanation

The primary function of a router is to connect multiple networks and direct data packets between them, ensuring efficient communication and data transfer across different network segments.

Front

Which of the following is an example of application software? Microsoft Word, Windows 10, BIOS, Linux Kernel

Back

Microsoft Word

Answer explanation

Microsoft Word is application software designed for word processing, allowing users to create and edit documents. In contrast, Windows 10 is an operating system, while BIOS and the Linux Kernel are system software.

Front

What component is considered the "brain" of the computer?

Back

CPU

Answer explanation

The CPU, or Central Processing Unit, is known as the "brain" of the computer because it performs calculations and executes instructions, making it essential for processing data and running programs.

Front

Which of the following is a basic function of an operating system? Compiling code, Managing hardware resources, Designing graphics, Editing videos

Back

Managing hardware resources

Answer explanation

The basic function of an operating system is managing hardware resources, which includes coordinating the use of the CPU, memory, and input/output devices. The other options are not primary functions of an OS.

Front

What is the binary equivalent of the decimal number 5?

Back

101

Answer explanation

To convert the decimal number 5 to binary, divide by 2 and record the remainders. 5 ÷ 2 = 2 remainder 1, 2 ÷ 2 = 1 remainder 0, 1 ÷ 2 = 0 remainder 1. Reading the remainders from bottom to top gives 101, which is the binary equivalent.

Front

Which term refers to the ethical and responsible use of technology? Options: Digital Citizenship, Cybersecurity, Data Mining, Cloud Computing

Back

Digital Citizenship

Answer explanation

Digital Citizenship refers to the ethical and responsible use of technology, encompassing behaviors and practices that promote safe and respectful online interactions.

Front

What is the primary purpose of RAM in a computer system?

Back

To temporarily store data for quick access

Answer explanation

The primary purpose of RAM (Random Access Memory) is to temporarily store data for quick access by the CPU, allowing for faster processing and multitasking. It is not for permanent storage or internet connectivity.

Front

Which of the following is an example of input hardware? Monitor, Keyboard, Printer, Speaker

Back

Keyboard

Answer explanation

The keyboard is an example of input hardware as it allows users to input data into a computer. In contrast, a monitor, printer, and speaker are output devices that display or produce information.

Front

Which of the following is a characteristic of open-source software? It is always free of charge, Its source code is available for modification, It is only available for Windows operating systems, It cannot be redistributed

Back

Its source code is available for modification

Answer explanation

A key characteristic of open-source software is that its source code is available for modification, allowing users to adapt and improve the software. The other options are incorrect as open-source software can be free but isn't always.

Front

How does a switch differ from a hub in a network?

Back

A switch sends data to a specific device, while a hub sends data to all devices.

Answer explanation

A switch intelligently sends data only to the specific device that needs it, improving efficiency. In contrast, a hub broadcasts data to all devices on the network, which can lead to unnecessary traffic.