Monthly Test Of April 2016

Explanation
None of the given shortcut keys (Shift+S, Ctrl+V, Alt+S) are used to save a document. The correct shortcut key to save a document is Ctrl+S.

Explanation
Hardware refers to the physical components of a computer system that can be touched or seen. This includes devices such as the monitor, keyboard, mouse, CPU, and memory. Software, on the other hand, refers to the programs and instructions that run on the hardware. Since the question asks about the component of a computer that can be touched, the correct answer is hardware.

Explanation
A typical page has four margins: top, bottom, left, and right. These margins provide space around the content of the page and help to improve readability and aesthetics. The top and bottom margins create space between the content and the edges of the page, while the left and right margins create space between the content and the side edges of the page. Therefore, the correct answer is four.

Explanation
The given question is asking for the correct term to describe a hard disk. A hard disk is a storage device that is used to store and retrieve digital information. It is not involved in processing or generating output, but rather it is responsible for storing data for future use. Therefore, the correct answer is "Storage."

Explanation
Ctrl+H is the correct shortcut key for REPLACE. This shortcut opens the Find and Replace dialog box in many applications, allowing users to search for specific text and replace it with new text. It is a commonly used shortcut in word processors, text editors, and other software that involves manipulating text.

Explanation
A speaker is an output device because it produces sound or audio output. It is used to listen to music, watch videos, or hear any other audio content from a computer or electronic device.

Explanation
The Start Key is the correct answer because it is the key on a keyboard that has a picture of the Windows logo on it. This key is typically found on Windows-based keyboards and is used to open the Start menu, which allows users to access various programs, files, and settings on their computer.

Explanation
The correct answer is .rtf. RTF stands for Rich Text Format, which is a file format used for storing formatted text documents. WordPad is a basic word processing program that can open and edit RTF files. The other options (.bmp, .docx, .png) are file extensions for different file formats, such as bitmap image, Microsoft Word document, and portable network graphics, respectively.

Explanation
This device is an example of a digital computer because it operates using discrete values or digits, typically represented as binary code (0s and 1s). Digital computers process information in a sequential manner and are capable of performing complex calculations and logical operations. They are commonly used for tasks such as data processing, numerical analysis, and general-purpose computing. Analog computers, on the other hand, operate on continuous data and are better suited for tasks involving physical measurements and simulations. Hybrid computers combine the capabilities of both analog and digital computers.

Explanation
The hard disk is the permanent storage device in a computer. It is a non-volatile storage medium that retains data even when the computer is turned off. Unlike RAM, which is volatile and loses its data when power is removed, the hard disk stores data for long-term use. The processor is responsible for executing instructions, the motherboard connects all the components, but neither of them serve as permanent storage devices.

Explanation
The correct answer is "Central Processing Unit." The CPU is the primary component of a computer that performs most of the processing inside the computer. It is responsible for executing instructions, performing calculations, and managing data flow between different parts of the computer. The CPU is often referred to as the "brain" of the computer, as it carries out the majority of the computer's operations.

Explanation
The Alt+F4 key is used to close the program. This keyboard shortcut is commonly used to quickly exit out of a program without having to navigate through menus or use the mouse. By pressing Alt and F4 together, the current program that is in focus will be closed, allowing the user to easily switch to another program or close down their computer.

Explanation
The shortcut key "Window+E" is used to explore My Computer. This shortcut opens a new File Explorer window, which allows users to navigate through their computer's files and folders. It provides a quick and convenient way to access and manage files without having to manually open the File Explorer from the Start menu or desktop.

Explanation
The correct answer is Crtl+K. This shortcut key is used to create a hyperlink in various applications, including Microsoft Office programs such as Word, Excel, and PowerPoint. By selecting a text or object and pressing Crtl+K, users can quickly create a hyperlink to a website, file, or location within the document. This shortcut saves time and allows for efficient navigation within documents or on the internet.

Explanation
The question is asking to identify the SATA Data Cable among the given options. Since all the options are labeled as "Cable," it is not possible to determine the correct answer without further information or clarification. The question is incomplete and does not provide enough context for a definitive answer.