The correct answer is 'A. Shift F8' because pressing Shift F8 is the shortcut key specifically designated for inserting a new worksheet in Excel. This key combination is programmed within Excel to quickly add a new worksheet without the need for navigating through menus or using the mouse.
The correct answer for this question is 'C. Operating System' because a GUI (Graphical User Interface) is a visual way for users to interact with a computer system, and the operating system is responsible for managing this interaction. The operating system provides the framework for the GUI to function, including handling input from the user, displaying information on the screen, and managing system resources.
The correct answer for this question is 'Congestion' because it accurately describes the situation where the network is unable to deliver data due to being overloaded with a high volume of data sent by multiple computers. Congestion occurs when there is a bottleneck in the network, causing delays in data transmission and affecting overall network performance. This term specifically addresses the issue of excessive data traffic leading to network inefficiency.
The correct answer for this question is 'Digital Subscriber Line' because DSL is a type of technology that provides high-speed internet access over traditional copper telephone lines. This acronym accurately represents the technology and its purpose of delivering digital data to subscribers through a dedicated line.
The correct answer for this question is 'Gadgets' because in Microsoft Windows 7, Gadgets are small applications that can be placed on the desktop to provide quick access to information such as weather updates. These Gadgets can display real-time weather information without the need to open a separate weather application.
The correct answer for this question is 'Machine language' because it was the only programming language available during the early days of computing. Machine language is the lowest-level programming language that directly communicates with the computer's hardware, making it the most suitable choice for programming the first computers. Additionally, machine language consists of binary code that the computer can directly understand and execute, making it essential for early computer programming.
The correct answer for this question is 'Operating System' because the operating system is responsible for managing files on a computer. It controls how files are stored, organized, and accessed by users and applications. Without the operating system, file management would not be possible on a computer.
The correct answer for this question is 'Radio' because radio waves are analog signals that are converted into sound waves, which are also analog. This process involves the transmission of analog information through the airwaves without the need for digital conversion. Therefore, radio serves as a clear example of analog to analog conversion.
The correct answer for this question is 'C. Output device' because a printer is a device that takes electronic data from a computer and produces a hard copy output in the form of text or graphics. It does not input data into the computer, but rather outputs information onto paper or other media, making it an output device.
The correct answer for this question is 'Content Addressable Memory' because associative memory is a type of memory that allows the system to access data based on its content rather than its address. Content Addressable Memory (CAM) is a type of memory that enables data retrieval based on content, making it the most suitable term to describe associative memory in the context of IT.