1.
When a computer is first turned on or restarted, a special type of absolute loader called ____ is executed
Correct Answer
C. Bootstrap loader
Explanation
A Bootstrap loader is executed when a computer is first turned on or restarted. It is a special type of absolute loader that is responsible for loading the operating system into memory and initializing the system hardware. It is the first program that runs during the boot process and sets up the environment for the operating system to start.
2.
Which of the following Operating systems is better for implementing a Client-Server network?
Correct Answer
D. Windows 2000
Explanation
Windows 2000 is a better operating system for implementing a Client-Server network because it is a more advanced and robust operating system compared to MS DOS, Windows 95, and Windows 98. Windows 2000 provides better networking capabilities, improved security features, and better support for server applications. It also has better scalability and can handle a larger number of client connections. Overall, Windows 2000 offers better performance and reliability for a Client-Server network implementation.
3.
The operating system manages
Correct Answer
D. All of the above
Explanation
The operating system is responsible for managing various aspects of a computer system, including memory, processes, and disks and I/O devices. It ensures that memory is allocated and deallocated efficiently, manages the execution of processes, and handles the interaction between the computer system and external devices such as disks and I/O devices. Therefore, the correct answer is "all of the above".
4.
Usually, in MSDOS, the primary hard disk drives has the drive letter ____
Correct Answer
C. C
Explanation
In MSDOS, the primary hard disk drives are typically assigned the drive letter C. This is because historically, floppy disk drives were assigned the drive letters A and B, leaving the letter C available for the primary hard disk drive. This convention has continued in modern operating systems as well.
5.
What is the function of an operating system?
Correct Answer
D. All of the above
Explanation
The function of an operating system includes managing computer's resources efficiently, taking care of scheduling jobs for execution, and managing the flow of data and instructions. This means that an operating system is responsible for efficiently utilizing the computer's resources, ensuring that tasks are scheduled and executed in a timely manner, and managing the flow of data and instructions between different components of the computer system.
6.
Which is not the function of the Operating System?
Correct Answer
D. Virus Protection
Explanation
The function of an Operating System includes memory management, disk management, and application management. However, virus protection is not typically considered a core function of the Operating System. While some Operating Systems may have built-in antivirus software or security features, protecting against viruses is generally handled by separate antivirus programs. Therefore, virus protection is not considered a primary function of the Operating System.
7.
Which Operating System doesn’t support networking between computers?
Correct Answer
A. Windows 3.1
Explanation
Windows 3.1 does not support networking between computers. This operating system was released in 1992 and was primarily designed for single-user systems. It did not have built-in networking capabilities and required additional software and hardware to establish a network connection. In contrast, Windows 95, Windows 2000, and Windows NT all had networking features and could be used to connect computers together.
8.
Which Operating System doesn’t support long file names?
Correct Answer
C. MS-DOS
Explanation
MS-DOS is the correct answer because it is an older operating system that does not support long file names. Unlike OS/2, Windows 95, and Windows NT, MS-DOS uses the 8.3 file naming convention, which limits file names to a maximum of 8 characters for the file name and 3 characters for the file extension. This limitation does not allow for long file names with more than 8 characters, making MS-DOS incompatible with long file names.
9.
Which file keeps commands to execute automatically when OS is started?
Correct Answer
C. Autoexec.bat
Explanation
The correct answer is "autoexec.bat". This file is used in MS-DOS and Windows operating systems to store commands that are automatically executed when the operating system is started. It allows users to customize the startup process by specifying various commands and settings.
10.
What should be the extension to execute files?
Correct Answer
D. All of the above
Explanation
The correct answer is "All of the above" because executable files can have different extensions depending on the operating system and programming language used. The .exe extension is commonly used for executable files in Windows, .bat is used for batch files, and .com is used for command files. Therefore, all three extensions can be used to execute files depending on the specific requirements and context.