The correct answer is 'A. Multitasking' because multitasking is the ability of an operating system to run multiple tasks at the same time. This allows for efficient utilization of resources and improved productivity. Multitasking provides process and memory management services that enable concurrent execution of multiple tasks, jobs, or programs.
The correct answer is 'A. ShiftF3' because pressing ShiftF3 allows you to quickly change the case of selected text in Microsoft Word. This shortcut key is specifically designed for this function, making it the most efficient and direct way to change the case of text.
The correct answer for this question is 'Surge protector' because surge protectors are designed to protect electronic devices from power surges and spikes, which can occur during power failures. By using a surge protector, the electronic device is shielded from potential damage caused by sudden increases in voltage, thus preventing data loss. This makes surge protectors an essential tool for safeguarding data during power failures.
The correct answer for this question is 'Windows 10' because Windows 10 is the only version of Windows that does not have a traditional start button in the bottom left corner of the screen. Instead, Windows 10 has a start menu that can be accessed by clicking on the Windows icon in the bottom left corner or by pressing the Windows key on the keyboard. This distinguishes Windows 10 from previous versions of Windows that had a start button.
The correct answer is 'a presentation design template' because it allows you to apply a consistent design theme to all slides in a presentation. By using a design template, you can ensure that all slides have the same fonts, colors, and layout, creating a cohesive and professional look throughout the presentation. This option is the most efficient way to maintain consistency and save time when creating a PowerPoint presentation.
The correct answer is 'A. Circuits' because in a computer, a bus is a set of circuits that connect the various components of the computer, allowing them to communicate with each other. These circuits facilitate the transfer of data and instructions between the CPU, memory, and other peripherals in the computer system.
The correct answer is 'A. Full-duplex' because in full-duplex mode, communication can occur in both directions simultaneously. This means that data can be sent and received at the same time, allowing for more efficient and seamless communication. This makes full-duplex the ideal mode for real-time communication and reduces the chances of data collisions.
The correct answer is 'A. Page Orientation can be changed at any time' because page orientation refers to the direction in which content is displayed on a page, and it can be easily adjusted from portrait to landscape or vice versa in most word processing programs. This flexibility allows users to customize the layout of their document to best suit their needs without any restrictions.
The correct answer for this question is 'System software' because system software is specifically designed to manage and control the computer hardware, ensuring that it functions properly. Additionally, system software provides a platform for running application software by handling tasks such as memory management, file management, and device drivers. This makes system software essential for the overall operation of a computer system.
The correct answer for this question is 'winword.exe' because 'winword.exe' is the executable file for Microsoft Word. Typing 'winword.exe' in the Run Dialog box will directly launch the Microsoft Word application, allowing users to start using the program immediately. This specific answer is correct because it directly references the executable file for Microsoft Word, ensuring a quick and efficient way to access the application.