Computer Fundamentals Practice Quiz

The correct answer is "Motherboard". The motherboard is the main circuit board of a computer that houses various components, including the CPU (Central Processing Unit). It provides the electrical connections and pathways for data transfer between different hardware components. The CPU is a crucial component of a computer that performs most of the processing tasks, and it is typically mounted directly on the motherboard. Therefore, the motherboard is the circuit board that contains the CPU.

When you buy a new computer, it is most likely pre-installed with the operating system. The operating system is the software that manages the computer's hardware and software resources, allowing other programs to run on the computer. It provides a user interface and enables the user to interact with the computer. Without an operating system, the computer would not be able to function properly and other programs like a database program, accounting program, or spreadsheet program would not be able to run. Therefore, the operating system is an essential component that is typically pre-installed on a new computer.

The correct answer is "Display." In the Control Panel, the Display icon allows you to change the monitor resolution. This option allows you to adjust the settings related to the display and appearance of your screen, including the resolution, screen orientation, and color calibration. By accessing the Display settings, you can modify the monitor resolution to fit your preferences or the requirements of specific software or applications.

A display resolution refers to the number of pixels used to display an image on the monitor. The more pixels there are, the higher the resolution and the sharper and more detailed the image will appear. This answer correctly explains the concept of display resolution and distinguishes it from other options such as a flat panel monitor, a device that transfers data to a mirror, or a device that connects the computer to a printer.

The correct path to the file "Resume" located inside the "Work" folder on the "C" Drive would be C:\Work\Resume. This is because the file is located in the "Work" folder, which is inside the "C" Drive, and the correct path uses backslashes (\) to separate the folders in the file path.

The file extension ".doc" indicates that the file is a Microsoft Word Document, typically used for text-based documents. It does not indicate the file's location, whether it can be modified, or that it's a program file. ".doc" files are commonly associated with older versions of Word (pre-2007), while newer versions use ".docx".

The correct answer for the keyboard shortcuts for the "Copy" and "Paste" functions is "Control C" and "Control V". These shortcuts are commonly used in various applications and operating systems to quickly copy selected text or objects and paste them elsewhere. By pressing "Control C", the selected content is copied to the clipboard, and by pressing "Control V", the copied content is pasted at the desired location. These shortcuts are widely recognized and used by computer users to enhance productivity and efficiency when working with text and files.

More RAM improves the performance of the computer when working with multiple applications at the same time because it provides additional memory for the computer to store and access data. When the computer runs out of RAM, it starts using the hard drive as virtual memory, which is much slower. By increasing the amount of RAM, the computer can keep more data readily accessible, reducing the need for frequent data transfers between the RAM and hard drive, resulting in improved performance.

The letter "C" is commonly used to represent the main hard disk drive in a computer system. This convention has been in place for many years and is widely recognized by computer users and operating systems. Other drive letters, such as A and F, are typically used for floppy disk drives or additional storage devices. Therefore, the correct answer is C.

Bandwidth refers to the speed at which data is transferred in a network. It is a measure of the maximum amount of data that can be transmitted over a network connection in a given amount of time. Bandwidth is typically expressed in bits per second (bps) and is an important factor in determining the efficiency and performance of a network. It determines how quickly data can be uploaded or downloaded, and higher bandwidth allows for faster and smoother data transfer. Therefore, bandwidth is the correct answer to the question.

A spreadsheet program is best suited for performing calculations and analyzing data because it allows users to organize data in rows and columns, perform mathematical calculations, create formulas, and generate graphs and charts. It provides a structured and efficient way to input, manipulate, and analyze numerical data, making it ideal for tasks such as budgeting, financial analysis, and data analysis. Word processing programs are more focused on creating and editing text documents, while database programs are designed for storing and managing large amounts of data. Presentation programs are used for creating slideshows and visual presentations.

Lotus SmartSuite is not a presentation program. It is actually a suite of productivity applications that includes word processing, spreadsheets, databases, and communication tools, but it does not include a presentation program. Microsoft PowerPoint, Freelance Graphics, and Harvard Graphics are all examples of presentation programs commonly used for creating slideshows and delivering presentations.

Mozilla Firefox is a web browser, not an email program. While it does have some email capabilities, such as the ability to access webmail services, it is primarily used for browsing the internet and does not have the full range of features that dedicated email programs like Microsoft Outlook, Eudora, and Lotus CC have.

The computer in the picture is identified as a Macintosh desktop. This can be inferred from the fact that the other options mention IBM-compatible devices, while this option specifically mentions a Macintosh.

Calculating the result of a formula in a spreadsheet is not a function of an Operating System. Operating Systems primarily handle tasks such as managing files, receiving input from the keyboard and mouse, and sending output to the monitor and printer. Calculating the result of a formula in a spreadsheet is a specific function of spreadsheet software, which is an application running on top of the Operating System.

To find the size of a folder, you can display the folder's properties. This will provide information about the folder, including its size. By right-clicking on the folder and selecting "Properties," a window will open displaying various details about the folder, such as the size in bytes or kilobytes. This method allows you to easily determine the size of a folder without having to open it or change any view settings.

The "Save as" function allows the user to save a file with a new name or in a different location, while keeping the original file unchanged. This is useful when the user wants to create a copy of the file without altering the original version. It provides a way to create multiple versions or variations of a file without the risk of losing or modifying the original content.

On-screen keyboards are not helpful to visually impaired persons in inputting information into the computer. Voice recognition software allows them to input information by speaking, large key keyboards have larger and more easily identifiable keys, and large print keyboards have larger and more visible letters. However, On-Screen keyboards rely on visual input and do not provide any additional assistance for visually impaired individuals.

The correct answer is 1 GHz Pentium CPU, 128 MB RAM, 20 GB Hard Drive. This computer meets all the requirements for the software program, including a microprocessor speed of at least 500 MHz, 128 MB of RAM, and 300 MB of hard disk space. The other options either have insufficient microprocessor speed, RAM, or hard disk space to meet the requirements of the software program.

Dot pitch is a term used to describe the density of pixels on a monitor's screen. It refers to the distance between each pixel, measured in millimeters. A smaller dot pitch indicates a higher pixel density and a sharper image quality. Therefore, the correct answer is "Monitor" as dot pitch is a specification used to describe the quality of a monitor's display.

RAM stands for Random Access Memory, which is a type of computer memory that is volatile, meaning it does not retain its contents when the power is turned off. Therefore, the statement "RAM keeps its contents when the computer is off" is false. RAM is responsible for temporarily storing data and instructions that the CPU needs to access quickly while a computer is running.

A plotter is the best printer for printing large drawings such as architectural blueprints because it uses pens to draw continuous lines, allowing for precise and accurate printing of detailed designs. Unlike other printers, a plotter can handle large paper sizes and produce high-quality prints with sharp lines and fine details, making it the ideal choice for printing large-scale technical drawings.

The view type shown in the picture is "Details". This is evident from the provided options, where "Details" is the only view type that accurately describes the layout shown in the picture.

A desktop computer with a 1.5 GHZ processor, 256 MB of RAM, and an 30 GB hard disk is the most suitable and economical choice for writing letters and accessing the Internet from home. For basic tasks like writing letters and browsing the Internet, the processor speed and RAM capacity do not need to be very high. The 1.5 GHZ processor and 256 MB of RAM are sufficient for these tasks. Additionally, the 30 GB hard disk provides enough storage space for documents and other files typically used for letter writing. This option strikes a balance between functionality and cost-effectiveness.

The ipconfig command is specific to Windows and is used to display the IP configuration of the system's network interfaces. The output shown in the picture includes details such as the IPv4 address, IPv6 address, subnet mask, and default gateway, which are typical elements of network configuration in Windows. The presence of this command and the format of the output indicate that the operating system is Windows.

UNIX is the correct answer because it is an operating system that is commonly used on mainframe computers. Mainframes are large, powerful computers that are used by organizations for critical applications and large-scale data processing. UNIX is known for its stability, security, and scalability, making it a popular choice for mainframe systems. It provides robust features and capabilities that are necessary for handling the complex and demanding requirements of mainframe computing.

Cable internet connections provide the fastest bandwidth among the given options. Cable internet uses coaxial cables to transmit data, allowing for higher speeds compared to other types of connections like Dial-Up, T1, and DSL. Dial-Up connections use phone lines and have slower speeds. T1 connections are dedicated lines that offer reliable speeds but are not as fast as cable. DSL connections use telephone lines and provide faster speeds than Dial-Up but are still slower than cable. Therefore, cable internet is the correct answer as it offers the fastest bandwidth.

To connect to a cable modem, you usually need an Ethernet plug-in card. This is because cable modems typically use Ethernet technology to establish a connection between the modem and the computer. An Ethernet plug-in card allows the computer to connect to the modem via an Ethernet cable, enabling the transmission of data between the two devices.

Airline ticket reservation systems typically handle a large volume of transactions and require significant processing power, storage, and network capabilities. These systems manage bookings, seat availability, flight schedules, passenger information, and other critical data for multiple flights and airlines. Due to the scale and complexity of these operations, a mainframe or a robust server infrastructure is often used to support the demands of the airline industry. This allows for efficient processing, reliability, and the ability to handle concurrent requests from various users and locations.

The second stage of software development is typically Design and Coding. After the initial phase, which often involves requirements gathering and analysis, the design phase begins. In this stage, the software's architecture and detailed design are created, followed by the actual coding or programming where developers write the code to implement the design. Debugging, Quality Assurance, and Beta Testing occur later in the development process.