امتحان مستوى CIS 99

The given formula is = 3 + (4 - 2) * 3. According to the order of operations in mathematics, we should first solve the inner parentheses, which is 4 - 2 = 2. Then, we multiply 2 by 3, resulting in 6. Finally, we add 3 to 6, giving us the final result of 9.

The correct answer is (D4+C2)*B2 because the formula specifies that the value of cell D4 should be added to the value of C2 first, and then the result should be multiplied by the value in B2. The parentheses ensure that the addition is performed before the multiplication.

The figure in question is most likely a stick note. Stick notes are small pieces of paper with adhesive on one side, often used for writing short notes or reminders. The term "desktop gadgets" refers to small applications or tools that can be placed on a computer desktop, so it is not applicable in this context. While a file or folder could also be depicted in the figure, the square shape and lack of any additional elements suggest that it is more likely a stick note.

When you close a workbook that you work with in Excel, if you made changes to the workbook since you last saved, a dialog box will appear and give you the opportunity to save again. This ensures that any changes you made are not lost and allows you to save the updated version of the workbook before closing it.

To save an existing file with a new name, you should use the "Save As" command. This command allows you to specify a new name and location for the file, while preserving the original file. It is useful when you want to create a duplicate or a modified version of the file without overwriting the original. The other options, such as "File Name," "Versions," and "Save," do not specifically allow you to save the file with a new name.

The correct answer is d. This answer provides the most comprehensive and accurate description of the internet. It highlights that the internet is not just a local network or a worldwide network, but rather a worldwide interconnected network of computers. It also mentions the use of a common protocol for communication, which is a key characteristic of the internet.

In Excel, the intersection of a column and a row is referred to as a "cell". This is where data can be entered and manipulated, and formulas can be applied to perform calculations. Cells are identified by their unique combination of column letter and row number, such as A1, B2, etc.

The correct answer is a. World Wide Web Worm. The acronym WWWW does not correspond to any of the other options. "World Wide Web Worm" is a term used in computer jargon to refer to a malicious program that replicates itself across the internet.

Moving from one website to another is called browsing. Browsing refers to the activity of searching and navigating through different websites on the internet. It involves accessing various web pages, links, and content on the internet. Downloading refers to the process of transferring files from a remote system to a local device, while uploading refers to the opposite, transferring files from a local device to a remote system. Attachment refers to adding a file or document to an email or message. Therefore, the correct answer is browsing.

When you select the search icon from the start menu and type S*S.doc, it means that the computer will find all files that have the letter "S" as the first and last letter of their filename, and have the extension ".doc". This means that the computer will search for files that have names like "SOS.doc" or "SIS.doc". The answer "c. The computer will find all files that have first and last letter is S and extension is doc" accurately describes this behavior. The answer "d. None of the above" is incorrect because option c is the correct answer.

The CU, or Control Unit, is responsible for controlling the processes in the CPU. It coordinates and manages the flow of data and instructions within the CPU and ensures that all operations are executed in the correct sequence. It fetches instructions from memory, decodes them, and then coordinates the execution of these instructions by sending control signals to other components of the CPU. The CU also manages the flow of data between the CPU and other devices, such as input and output units. Therefore, option b is the correct answer.

Downloading refers to the process of transferring files from a computer on the Internet to your own computer. It is the opposite of uploading, which is the process of transferring files from your computer to another computer on the Internet. Forwarding is the process of sending a file or message to another recipient. FTP (File Transfer Protocol) is a network protocol used for transferring files between a client and a server on a computer network. Therefore, the correct answer is d. Downloading.

This chart is a pie chart because it represents data as slices of a circle, with each slice representing a proportion or percentage of the whole.

Windows XP is an example of an operating system because it is a software program that manages computer hardware and software resources and provides common services for computer programs. It controls the computer's memory, processes, and devices, and allows users to interact with the computer through a graphical user interface. Windows XP is specifically designed to be an operating system for personal computers.

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

The correct answer is c. The Worldwide Web is a collection of linked information that is stored on computers that are connected by the Internet. This means that the information is not just located in one place, but rather spread out across multiple computers all over the world. These computers are connected by the Internet, allowing users to access and navigate through the linked information.

The ALU, or Arithmetic Logic Unit, is responsible for performing arithmetic and logical operations. It is a fundamental component of a computer's central processing unit (CPU) and is used to perform calculations and logical comparisons. This includes operations such as addition, subtraction, multiplication, division, AND, OR, and NOT operations. The ALU takes input values, performs the specified operation, and produces an output result. Therefore, option d, which states that the ALU performs Arithmetic and Logical operations, is the correct answer.

When writing an incorrect formula that attempts to perform math by referring to a text entry, Excel will display "Value" in the formula cell. This means that Excel is unable to calculate the formula due to the presence of a text entry, which is not a valid input for mathematical operations. Therefore, instead of displaying an error message, Excel shows "Value" to indicate that the formula cannot be evaluated.

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If you try to quit Word for Windows without first saving changes to your document, you will be asked if you want to save the changes before quitting. This is a common feature in many applications, including Word, to prevent accidental loss of unsaved work. By prompting the user to save changes, Word gives them the opportunity to preserve their work before exiting the program.

To highlight a word, you would position the cursor next to the word and then drag the mouse while holding the left mouse button. This action allows you to select the desired word or text by dragging the cursor over it, thus highlighting it. Rolling the mouse around or clicking the mouse three times does not serve the purpose of highlighting a word.

The correct answer is c. SUM (C1:C8). This is the shorter way of computing the sum of C1 to C8. The SUM function in most spreadsheet software allows you to add up a range of cells by specifying the starting and ending cell references. In this case, C1:C8 represents the range of cells from C1 to C8, and using the SUM function with this range will give you the sum of all the values in those cells.

The correct answer is c. =SUM(A1:D1). This is the correct syntax for the SUM function in Excel, where the function name is followed by parentheses and the range of cells to be summed is specified within the parentheses. In this case, the range A1:D1 is being summed.

Supercomputers are the largest computers used mainly for research purposes. They are capable of performing complex calculations and processing large amounts of data at incredibly high speeds. These computers are designed to handle tasks that require massive computational power, such as weather forecasting, scientific simulations, and nuclear research. Supercomputers are typically housed in specialized facilities and are used by government agencies, academic institutions, and large corporations for advanced scientific and engineering applications.

A search engine is a program that allows users to search for information on the internet by using specific search terms. It does not just search for web pages or index terms, but it specifically searches for web pages that contain information related to the specified search terms. Therefore, the correct answer is d. Web pages for information using specified search terms.

Floppy disks, optical disks, DVDs, and hard drives are all examples of secondary storage. Secondary storage refers to non-volatile storage devices that are used to store data for long-term or permanent use. These storage devices are external to the computer's main memory and are used to store large amounts of data that can be accessed at a later time. System software refers to the software that manages and controls the computer's hardware and software resources. Primary storage or memory refers to the computer's main memory where data is temporarily stored for immediate use. CPUs are the central processing units of a computer that perform the majority of the processing tasks.

A mouse, touch screen, and trackball are all examples of pointing devices because they are used to control the movement of a cursor or pointer on a computer screen. These devices allow the user to interact with the computer by selecting and clicking on items displayed on the screen. Scanning devices are used to convert physical documents into digital format, voice-input devices allow users to input commands or data using their voice, and output devices are used to display or produce information from a computer.

The range A1:B3 includes 6 cells. It includes 3 cells in the first row (A1, B1, and C1) and 3 cells in the second row (A2, B2, and C2), making a total of 6 cells.

A rectangular block of cells is commonly referred to as a range. A range in this context refers to a group of cells in a spreadsheet that are selected or referenced together. It can be a single row, a single column, or a combination of both. Ranges are often used for performing calculations, applying formatting, or manipulating data in spreadsheets.

The correct answer is a. An output unit only. This means that the sound blaster is designed to only produce sound output and does not have any input capabilities. It is typically used to enhance the audio experience on a computer or other electronic device by providing high-quality sound output for activities such as listening to music, watching videos, or playing games.

System software is the correct answer because it refers to the software that manages and controls the computer hardware and provides a platform for running application software. It includes operating systems, device drivers, and utility programs that help in the smooth functioning of the computer system. Application software, on the other hand, refers to the programs that are designed for specific tasks or applications, such as word processors, spreadsheets, or web browsers. Operation software and custom-made software are not commonly used terms in the context of software classification.

Pie charts are most appropriate for showing relationships among portions of a whole because they visually represent the proportion of each category in relation to the total. The size of each slice in the pie chart corresponds to the percentage or proportion it represents, making it easy to compare the relative sizes of each category. This allows for a clear understanding of the distribution and relationship between different parts of the whole.

By double-clicking on the column boundary line, the column will automatically resize to fit the width of the column's contents. This action triggers the automatic resizing feature in the software, which adjusts the column width based on the content within it.

The Control Unit (CU) is responsible for controlling and coordinating all other computer components. It acts as the central nervous system of the computer, directing the flow of data and instructions between the various hardware components such as the CPU, memory, and input/output devices. The CU interprets instructions from the computer's memory and generates the necessary control signals to execute them. It ensures that all components work together harmoniously and in sync, enabling the computer to perform tasks efficiently and effectively.

Each computer connected to the internet must have a unique IP address. An IP address is a numerical label assigned to each device connected to a computer network that uses the Internet Protocol for communication. It serves as an identifier for the device, allowing it to send and receive data over the internet. Without a unique IP address, multiple devices would not be able to communicate effectively on the internet, leading to network conflicts and communication issues.

Line charts are most appropriate for showing trends or changes over time because they visually represent the relationship between two variables on a continuous scale. By plotting data points and connecting them with lines, line charts effectively illustrate how the values of a variable change over a specific period. This makes them ideal for analyzing patterns, identifying trends, and understanding the direction and magnitude of changes over time. Comparing individual values at specific times or showing relationships among portions of a whole are better suited for other types of charts, such as bar charts or pie charts.

To come back to the top of the worksheet, the combination of keys required is Ctrl and Home. This combination allows the user to quickly navigate to the first cell of the worksheet, regardless of the current position on the sheet.

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When you select a cell with a date in it and drag the fill handle down across several cells, the date is increased by 1 day into each cell. This is because the fill handle automatically increments the date by 1 day as you drag it down.

The most widely used type of computer is the microcomputer because it is small, affordable, and can be found in various forms such as laptops, desktops, tablets, and smartphones. Microcomputers are commonly used by individuals, businesses, and organizations for personal and professional purposes. They are versatile and can perform a wide range of tasks, including word processing, internet browsing, multimedia playback, and software development. Due to their popularity and accessibility, microcomputers have become the dominant type of computer in terms of usage and market share.

A legend is used on a chart to indicate what each color or symbol stands for. It helps the viewer understand the meaning of different elements in the chart, such as different data series or categories. The legend provides a key that explains the representation of each element, making it easier for the viewer to interpret the chart accurately.

The correct answer is c. Application software. Application software refers to the type of software that is designed to perform specific tasks such as word processing or database management. It is different from system software (b) which is responsible for managing and controlling computer hardware and providing a platform for running application software. DOS (a) is an operating system, not a type of software. Operation software (d) is not a commonly used term in the context of software.

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The figure in question likely shows the settings or properties related to both the taskbar and the start menu. This can be inferred based on the options provided and the fact that the figure is likely displaying a combination of settings for both the taskbar and the start menu.

To launch an application in Windows, you can click on its icon. This action typically involves using the mouse to select and press the left mouse button on the application's icon. By clicking on the icon, the user initiates the process of opening and running the application.