MCQS

Computer Science

The correct answer is 'Window' because pressing the Windows key by itself is a common shortcut to open and close the Start menu on a Windows operating system. This key is specifically designed to access system functions and features, making it the most logical choice for this action.

The correct answer is 'Oracle' because Oracle is a database management system and not an anti-virus software. Anti-virus software is designed to detect and remove malicious software from computers, while Oracle is primarily used for managing and storing data in databases. It is important to understand the difference between the two in order to accurately identify which one is not anti-virus software.

The correct answer is 'Shift' because it is the key that is located between the Ctrl and Alt keys on a standard keyboard layout. The Shift key is typically found on both the left and right sides of the keyboard, making it the key that fits the criteria of being between the Ctrl and Alt keys.

The term GIGO stands for "Garbage In, Garbage Out," which emphasizes the importance of input quality in producing accurate output. Therefore, the correct answer for this question is 'Accuracy' because GIGO highlights the idea that if the input data is inaccurate or flawed, the output will also be inaccurate.

The correct answer is Pakistan because the two brothers who created the Brain virus, Basit Farooq Alvi and Amjad Farooq Alvi, were from Pakistan. This virus, created in 1986, is considered to be the first computer virus for MS-DOS. Therefore, Pakistan is the correct answer for the country of origin of the creators of the Brain virus.

The correct answer is 'ShiftSpace' because pressing ShiftSpace selects the entire row in Excel. This key combination allows users to quickly highlight and work with an entire row of data without having to manually click and drag to select it. This shortcut is efficient and saves time when working with large sets of data in Excel.

The correct answer is 'Paragraph' because pressing the Enter key at the end of every paragraph helps to separate different ideas or topics within a document. This creates a clear and organized structure, making it easier for readers to follow the flow of information. Additionally, it helps to improve readability and overall presentation of the document.

The correct answer is 'Speech recognition' because it allows individuals who cannot use their hands to control their computer using their voice. This technology enables users to dictate text, navigate through applications, and perform various tasks without the need for manual input. Therefore, speech recognition is the most suitable software for individuals who have difficulty using their hands for computer interaction.

The correct answer is 'patches' because patches are small pieces of code that are created by vendors to fix bugs or add new features to a program. These modifications are specifically created by the vendor of the program, making 'patches' the most accurate term to describe vendor-created program modifications.

The correct answer is 'spread sheets' because spread sheets are specifically designed to organize data into rows and columns. They allow users to input, manipulate, and analyze data in a structured format, making them ideal for organizing business data. Other forms may not have the same functionality or structure as spread sheets.