IC3 Certification Computing Fundamentals

Notebooks are commonly found in use with sales people, real estate agents, and students. Sales people often use notebooks to take notes during meetings or presentations. Real estate agents use notebooks to keep track of property listings, client information, and important dates. Students use notebooks to take notes in class, complete assignments, and study for exams. Therefore, all of the above options are correct as notebooks are commonly used by all three groups.

Based on the given options, the correct answer for item #7 is CD-ROM.

Item #8 refers to a specific item in a list or sequence. Among the given options, a hard drive is the most suitable item to be placed at the 8th position. A power supply, mouse, and keyboard are common peripherals that are usually listed before the hard drive in a computer setup. Therefore, it can be inferred that the correct answer for item #8 is the hard drive.

Item #10 is referred to as "the mouse." The mouse is a common computer peripheral used for navigating and interacting with graphical user interfaces. It is typically a handheld device that allows the user to move a cursor on the screen and select or manipulate objects. The other options, CD-ROM, hard drive, and keyboard, are all different computer components or storage devices, but they do not accurately describe item #10 in this context.

Computers use binary code to understand our language. Binary code is a system of representing data and instructions using only two symbols, typically 0 and 1. These symbols are used to represent different combinations that can be interpreted as letters, numbers, or other characters. By using binary code, computers are able to process and manipulate information in a way that is understandable to them.

Computers that are linked together form a network. A network is a collection of interconnected devices, such as computers, that are able to communicate and share resources with each other. By connecting computers in a network, users can share files, printers, and internet connections, as well as communicate through email or instant messaging. Networks can be wired or wireless, and can range in size from small local area networks (LANs) within a single building, to wide area networks (WANs) that span across multiple locations.

The correct answer is "allows two or more computers to communicate and share resources." This answer accurately describes the function of a network, which is to enable multiple computers to connect and interact with each other, allowing for the sharing of information, data, and resources such as printers, files, and internet connections.

A microcomputer is also called a PC, which stands for Personal Computer. A PC is a small, self-contained computer that is designed for personal use. It typically includes a CPU, memory, storage, and input/output devices, all housed in a single unit. PCs are widely used for various purposes, such as word processing, internet browsing, gaming, and multimedia. They are commonly found in homes, offices, and schools, providing individuals with the ability to perform a wide range of tasks and access information easily.

Supercomputers are capable of performing complex calculations and processing large amounts of data at incredibly high speeds. They are used for a variety of purposes, including forecasting weather and creating realistic animations. Additionally, supercomputers often have specialized software programs that are designed to handle specific scientific and engineering tasks. Therefore, the correct answer is "All of the above" as supercomputers are used for forecasting weather, have specialized software programs, and are typically used for scientific and engineering tasks.

Tablets are commonly found in hospitals, where they are used for various purposes such as accessing patient records, monitoring vital signs, and administering medication. They are also commonly used by home inspectors to document their findings and generate reports. Additionally, tablets are used by engineers for tasks such as designing, drafting, and accessing technical information. Therefore, the correct answer is "All of the above" as tablets are commonly found in hospitals, home inspectors, and engineers.

In this question, the correct answer is "LCD". The question is asking for the item that is being referred to as "Item #1". Out of the options given, "LCD" is the only one that matches the given description. RAM, CPU, and CRT are all different components or devices, whereas LCD refers to a type of display technology.

The given answer, "Motherboard," is correct because the motherboard is the main circuit board in a computer that connects all the components together. It provides the electrical connections and pathways for communication between various hardware components such as the CPU, RAM, expansion cards, and storage devices. The motherboard also contains expansion slots where expansion cards can be inserted to add additional functionality to the computer. Therefore, item #2 being the motherboard makes logical sense as it is the central component that facilitates the operation of all other hardware components in the computer system.

The given question asks for the identification of Item#4. The correct answer is RAM. This suggests that among the options provided (RAM, CPU, ROM, CRT), Item#4 is identified as RAM.

The correct answer is "Expansion Card" because an expansion card is a hardware component that can be inserted into an expansion slot on a motherboard to add extra functionality or features to a computer system. This card can be used to expand the capabilities of the computer by providing additional ports, memory, or processing power. Therefore, item #5 must refer to an expansion card.

Item #6 is the power supply because it is the device responsible for providing electrical power to the other components of a computer system. It converts the AC power from the wall outlet into DC power that is used by the computer's internal components. Without a power supply, the computer would not be able to function properly.

The given question asks for the identification of item #9. Among the options provided, CD-ROM, Hard Drive, and Mouse are all peripheral devices, while the Keyboard is an essential input device commonly found as item #9 on a list or inventory. Therefore, the correct answer is Keyboard.

The CPU, or Central Processing Unit, is often referred to as the brain of the computer because it is responsible for executing instructions and performing calculations. It is the main component that controls and coordinates all the activities of the computer system. The CPU receives input from various sources, processes the data, and produces output. It is the primary component that carries out the actual computing and decision-making tasks of the computer.

The measuring unit that describes 1000 is "kilo". The prefix "kilo" denotes a factor of 1000, so when we say "kilo", it means one thousand of the base unit. For example, kilogram is 1000 grams, kilometer is 1000 meters, and so on. Therefore, "kilo" is the correct answer for this question.

The correct answer is giga. The prefix "giga" is used to represent one billion (1,000,000,000) in the metric system. It is commonly used in fields such as technology and data storage to describe large quantities or measurements.

The correct answer is CTRL + C. This keyboard shortcut is commonly used to copy selected text or files. When you press CTRL + C, the selected content is stored in the clipboard, allowing you to paste it elsewhere using the CTRL + V shortcut. CTRL + X is used to cut selected content, CTRL + V is used to paste copied or cut content, and CTRL + N is used to create a new document or window depending on the context.

The image above is a CPU. A CPU, or Central Processing Unit, 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 components of the computer. The image likely represents a CPU chip, which is a small electronic device that houses the processor and other essential components.

Internet Explorer is the correct answer because it is a web browser that allows users to view internet web pages. My Computer, My Documents, and Recycle Bin are not web browsers and do not have the capability to view internet web pages.

The correct answer is "My Computer" because it is the icon that allows users to access and view the drives on their computers. By clicking on the "My Computer" icon, users can see all the disk drives, such as the hard drive, CD/DVD drive, and any external drives connected to the computer. This icon provides a centralized location to navigate and manage the files and folders stored on the computer's drives.

The image above is a power supply. This is evident from the options provided, where "Power Supply" is the only relevant term. A power supply is a device that provides electrical energy to an electrical load. It converts electrical energy from a source, such as a wall outlet, into the correct voltage, current, and frequency to power the load.

The keys across the top of the keyboard, F1-F12, are commonly referred to as function keys. These keys have specific functions assigned to them and are used to perform various tasks depending on the software or application being used. They often provide quick access to commonly used functions or commands, making them useful for navigating and controlling different programs.

Item #3 refers to a specific component, and out of the given options, the CPU is the most logical choice. RAM, ROM, and CRT are all different components that are not typically referred to as "Item #3". Therefore, the correct answer is CPU.

The measuring unit that describes 1,000,000 is "mega". The prefix "mega" represents a factor of one million, so when we say "1 mega", we are referring to one million of something. In this context, "mega" is commonly used to describe data storage or transfer capacity, such as megabytes or megabits.

When the computer is turned off, the RAM loses all the information stored in it. RAM is a volatile memory, meaning it requires continuous power supply to retain data. Therefore, when the computer is turned off, the RAM is cleared, and no information is stored in it.

The correct answer is CTRL + V. This keyboard shortcut is commonly used to paste copied or cut content. When you want to insert text or images that you have previously copied or cut, you can use this shortcut to paste them into the desired location.

The Recycle Bin is where deleted files are moved to for permanent removal. When a file is deleted, it is not immediately erased from the computer's storage. Instead, it is sent to the Recycle Bin where it can be restored if needed. However, if the user chooses to empty the Recycle Bin, the files are permanently deleted and cannot be recovered. Therefore, the Recycle Bin is the correct icon for permanent removal of deleted files.

The image above shows magnetic writing heads. Magnetic writing heads are used in various devices such as hard drives and magnetic tape recorders to read and write data magnetically. They are responsible for converting electrical signals into magnetic fields that can store data on a magnetic medium. The image likely depicts a close-up view of magnetic writing heads, which are typically small and delicate in size.

The image above is a PS2 port. This is because the PS2 port is a type of connector used for connecting keyboards and mice to a computer. It is a round connector with six pins arranged in a circular pattern. The PS2 port was commonly used before USB ports became more popular.

The correct answer is "Personal Computer". The acronym PC is widely recognized and used to refer to a computer that is designed for personal use. It encompasses a range of devices, from desktop computers to laptops, that individuals use for various tasks such as work, entertainment, and communication.

The majority of companies traditionally use PCs. PCs, or personal computers, are widely used in the corporate world due to their versatility, compatibility with various software and hardware, and affordability. They offer a wide range of options and configurations to suit different business needs, making them the preferred choice for most companies. Macintosh, while popular among certain industries and creative professionals, has a smaller market share in the corporate sector compared to PCs. PLs (product licenses) do not relate to the question and are not commonly used to refer to computer systems.

The My Documents icon is the default storage area for saved and downloaded files. It is a folder on the computer where users can store documents, images, and other files. This folder is typically located on the desktop or in the user's home directory.

A supercomputer is considered the fastest type of computer due to its ability to perform complex calculations and process large amounts of data at incredibly high speeds. Supercomputers are designed for tasks that require massive computational power, such as scientific research, weather forecasting, and simulations. They typically have multiple processors and a vast amount of memory, allowing them to tackle complex problems efficiently. Supercomputers are used in various fields where speed and processing power are crucial, making them the preferred choice for high-performance computing tasks.

The speed of the processor is measured in both MHZ and GHZ. MHZ stands for megahertz and GHZ stands for gigahertz. Megahertz measures the speed of the processor in millions of cycles per second, while gigahertz measures it in billions of cycles per second. Both units are commonly used to express the speed of computer processors. MPZ is not a valid unit for measuring processor speed.

The correct answer is 26 because the alphabet consists of 26 letters. Each letter can be represented by one byte, so there are 26 bytes in the alphabet.

A byte consists of 8 bits. Each bit represents a binary value of either 0 or 1, and there are 8 bits in total in a byte. Therefore, the correct answer is 8.

The keyboard shortcut CTRL + X is used to cut selected text or objects. Cutting removes the selected content from its original location and stores it in the clipboard, allowing you to paste it elsewhere. This shortcut is commonly used in various applications and text editors to quickly move or remove content.

The image above is showing a network card. A network card, also known as a network interface card (NIC), is a hardware component that allows a computer to connect to a network. It provides the necessary interface for the computer to communicate with other devices on the network, such as routers, switches, and other computers. The image likely depicts a network card due to its specific design and connectors that are typically associated with network connectivity.

The area on the far right side of the taskbar which contains the clock is called the notification area. This area displays icons for various system and application notifications, such as network connectivity, volume control, and system updates. It provides users with quick access to important information and allows them to easily manage and interact with these notifications.

The blue bar at the bottom of the desktop is called the task bar. It is a graphical user interface element that displays various information and provides quick access to commonly used programs, files, and settings. The task bar typically includes the start button, system tray, and open program windows.

The ports on the right side of the image are labeled as NIC. NIC stands for Network Interface Controller, which is a hardware component that allows a computer to connect to a network. This port is commonly used to connect a computer to a local area network (LAN) or the internet.

The ports on the left side of the image are USB ports.

The area to the right of the START button is called the quick launch bar. This is because it is a bar located next to the START button that allows users to quickly launch commonly used applications or programs. It provides easy access to frequently used software, making it convenient for users to open them without navigating through menus or searching for them.

A byte is a unit of digital information that consists of 8 bits. Each bit can represent a value of either 0 or 1, and a byte is able to store a combination of these 0s and 1s. Therefore, the correct answer is 8, as there are 8 bits in a byte.

A byte consists of 8 bits. Each bit can represent a value of either 0 or 1, and when combined together, they form a byte. Therefore, the correct answer is 8.

PDA stands for Personal Digital Assistant. A Personal Digital Assistant is a handheld device that provides functions such as organizing personal information, managing schedules, and accessing the internet. It is designed to assist individuals in their daily tasks and act as a portable electronic organizer.

The image above is showing a modem. A modem is a device that allows computers to connect to the internet by converting digital signals into analog signals that can be transmitted over telephone lines. It is used to establish a connection between a computer and an internet service provider, enabling the user to access the internet. Modems are commonly used in homes and businesses to provide internet connectivity.