1.
First OS used by IBM computers/compatibles
Correct Answer
A. Disk Operating System
Explanation
The correct answer is "Disk Operating System." IBM computers and compatibles initially used the Disk Operating System (DOS) as their first operating system. DOS was a command-line based operating system developed by Microsoft and became popular in the 1980s. It provided a simple interface for users to interact with the computer and run programs. DOS played a significant role in the early days of personal computing and laid the foundation for future operating systems like Windows.
2.
DOS windows 3.1 has the following features except for one which is?
Correct Answer
D. Windows Essential
Explanation
DOS windows 3.1 has several features, including Windows desktop, Graphical user interface (GUI), and Windows concept. However, the one feature that it does not have is Windows Essential. This means that Windows Essential is not a part of the DOS windows 3.1 operating system.
3.
First Windows OS using 32 bits at a time.
Correct Answer
B. Windows NT
Explanation
Windows NT was the first Windows operating system to use a 32-bit architecture, allowing it to take full advantage of the capabilities of 32-bit processors. Windows 98 and Windows ME were still based on the older 16-bit architecture, while Windows 1 was the first version of Windows but only supported 16-bit applications. Therefore, Windows NT is the correct answer as it was the first Windows OS to utilize 32 bits at a time.
4.
This windows OS allows multiple users to log on simultaneously.
Correct Answer
A. Windows XP
Explanation
Windows XP is the correct answer because it is an operating system that allows multiple users to log on simultaneously. This feature is known as "Fast User Switching" and it allows multiple users to have their own separate accounts and desktops, while still being able to switch between them without logging off or closing applications. This feature is particularly useful in shared computer environments or in situations where multiple users need to access the same computer at the same time.
5.
It is the upgraded version of Windows XP.
Correct Answer
B. Windows Vista
Explanation
Windows Vista is the correct answer because it is the upgraded version of Windows XP. Windows Vista was released by Microsoft in 2006 as the successor to Windows XP. It introduced several new features and improvements over its predecessor, including a redesigned interface, improved security, and better performance. Therefore, Windows Vista can be considered as an upgraded version of Windows XP.
6.
The following are functions common to all operating systems
except for one.
Correct Answer
D. Managing bugs
7.
It relates to the user and application.
Correct Answer
A. Shell
Explanation
The shell is the command-line interface between the user and the operating system. It allows the user to interact with the system by typing commands and executing them. The shell also provides features like file management, process control, and input/output redirection. Therefore, the shell is the component that directly relates to the user and application, making it the correct answer.
8.
Which of the following statement is not True?
Correct Answer
D. BIOS are written to work for specific OS
Explanation
The given statement "BIOS are written to work for specific OS" is not true. BIOS (Basic Input/Output System) is firmware that is built into the computer's motherboard. It provides instructions to the CPU for device communication and performs basic system initialization tasks. However, BIOS is not written to work specifically for a particular operating system. It is independent of the operating system and provides essential functions for hardware communication regardless of the OS being used.
9.
X86 processors are also called 32-bit processors.
Correct Answer
A. True
Explanation
x86 processors are indeed called 32-bit processors because they are designed to process data and instructions in 32-bit chunks. This means that they can handle a maximum of 32 bits of data at a time, which allows for a larger range of memory addresses and more efficient processing. However, it is important to note that newer versions of x86 processors, such as x86-64, also support 64-bit processing.
10.
It is a program that controls the execution of application programs.
Correct Answer
A. Operating system
Explanation
The given correct answer is "Operating system". An operating system is a program that controls the execution of application programs. It manages computer hardware and software resources, provides services for computer programs, and allows users to interact with the computer. It acts as an intermediary between the hardware and the application software, ensuring that different programs and processes can run smoothly and efficiently on the computer system.
11.
The following are the most common operating systems for personal computers except for one which is?
Correct Answer
C. Android OS
Explanation
The question is asking for the operating system that is not one of the most common operating systems for personal computers. The options provided are Android OS, Linux OS, Microsoft OS, and MAC O.S. The correct answer is Android OS because it is primarily used in mobile devices such as smartphones and tablets, rather than personal computers.
12.
The Windows operating system was created by?
Correct Answer
C. Microsoft
Explanation
The Windows operating system was created by Microsoft Corporation. Windows is a family of operating systems developed and marketed by Microsoft, and it has been widely used on personal computers since its initial release.
13.
The very first macintosh operating system is known as?
Correct Answer
B. System 1
Explanation
The correct answer is System 1 because it was the first operating system released by Apple for the Macintosh computer in 1984. Windows 1 and Windows XP are incorrect options as they are operating systems developed by Microsoft, not Apple. The option "none" is also incorrect as it does not correspond to any known operating system.
14.
The following are windows OS version except for one which is?
Correct Answer
C. System 32
Explanation
The correct answer is System 32. This is because System 32 is not a version of the Windows operating system, but rather a folder that contains important system files in Windows. The other options listed are all versions of the Windows operating system, such as Windows 3.1, Windows 95, and Windows Vista.
15.
Check the company who developed Macintosh operating system.
Correct Answer
C. Apple
Explanation
The correct answer is Apple because Apple is the company that developed the Macintosh operating system. IBM, Microsoft, and Motorola are not the developers of the Macintosh operating system.
16.
The first OS X version release was named as?
Correct Answer
A. Cheetah
Explanation
The first OS X version release was named Cheetah. This was the initial version of the operating system developed by Apple Inc. The name Cheetah was chosen to represent the speed and agility of the new operating system, highlighting its advancements and capabilities.
17.
It was the longest-running Microsoft Operating system.
Correct Answer
D. Windows XP
Explanation
Windows XP is the correct answer because it was the longest-running Microsoft Operating system. It was released in 2001 and remained in use for over a decade, until 2014. During its lifespan, Windows XP gained popularity and widespread adoption, becoming one of the most successful operating systems in history. Its longevity can be attributed to its stability, user-friendly interface, and compatibility with a wide range of software and hardware.
18.
The following are macintosh Operating system except for one which is?
Correct Answer
D. Cat
Explanation
The given question is asking to identify the operating system that is not a Macintosh operating system. Panther, Tiger, and Lion are all versions of the Macintosh operating system. However, "Cat" is not a known version of the Macintosh operating system, making it the correct answer.
19.
Without the OS a computer is useless.
Correct Answer
A. True
Explanation
The operating system (OS) is the software that manages and controls the computer's hardware and software resources. It provides a user interface, manages files and folders, and allows applications to run smoothly. Without an OS, the computer would not be able to perform any tasks or functions. It would essentially be a collection of hardware components without any way to interact with the user or execute programs. Therefore, the statement that without the OS a computer is useless is true.
20.
BIOS is a program that controls the execution of application programs.
Correct Answer
B. False
Explanation
The given statement is false. BIOS (Basic Input/Output System) is a firmware that is responsible for booting up the computer and initializing hardware components. It provides the necessary instructions for the computer to start up and load the operating system. While BIOS plays a crucial role in the computer's startup process, it does not control the execution of application programs. That task is typically handled by the operating system.
21.
The need to change the OS on a regular basis places requirements on its design.
Correct Answer
A. True
Explanation
Regularly changing the operating system (OS) requires a design that is flexible and adaptable. This is because different OS versions may have different hardware and software requirements, and the design should accommodate these changes seamlessly. Additionally, regular updates and improvements in security and functionality may necessitate OS changes. Therefore, the statement is true as the need for regular OS changes indeed places requirements on its design.
22.
The operating system usually comes pre loaded on any computer you buy.
Correct Answer
A. True
Explanation
Operating systems are typically pre-installed on computers when they are purchased. This means that when you buy a computer, it usually already has an operating system installed and ready to use. Therefore, the statement "The operating system usually comes pre-loaded on any computer you buy" is true.
23.
Windows 8 is considered by many as what Windows Vista should have been.
Correct Answer
A. True
Explanation
True. Many consider Windows 8 to be what Windows Vista should have been. Windows Vista, released in 2007, was met with mixed reviews and faced various issues related to performance and compatibility. Windows 8, released in 2012, introduced several improvements and changes, including a more streamlined and modern interface, better performance, and enhanced features, which addressed some of the criticisms that Windows Vista had faced. Windows 8 was generally viewed as a more successful and improved version of the operating system.
24.
MAC OS comes preloaded on all new Macintosh Operating System.
Correct Answer
A. True
Explanation
MAC OS is the operating system developed by Apple Inc. and it is specifically designed for Macintosh computers. Therefore, it comes preloaded on all new Macintosh computers, making the statement true.
25.
Steve Jobs is the owner of Microsoft.
Correct Answer
B. False
Explanation
The statement is false because Steve Jobs is not the owner of Microsoft. Steve Jobs was the co-founder and former CEO of Apple Inc., not Microsoft. Microsoft was founded by Bill Gates and Paul Allen.
26.
It is at the bottom of the Windows desktop screen.
Correct Answer
D. Taskbar
Explanation
The correct answer is taskbar. The taskbar is a horizontal bar located at the bottom of the Windows desktop. It displays the Start button, open applications, system tray icons, and the notification area. It allows users to quickly access and switch between open applications, access system functions, and view notifications.
27.
Which of the following tools is used to back up data, clean up a hard drive, or restore Windows Setting?
Correct Answer
A. System Tool
Explanation
The System Tool is used to back up data, clean up a hard drive, or restore Windows settings. It is a utility software that helps in maintaining and optimizing the performance of a computer system. With the System Tool, users can create backups of important files and folders, perform disk cleanup to free up space, and restore Windows settings to their default state if any issues arise. This tool is essential for regular system maintenance and ensuring the smooth functioning of the computer.
28.
It is a family of open-source operating systems, which means they can be modified by anyone around the world.
Correct Answer
B. Linux
Explanation
Linux is a family of open-source operating systems that can be modified by anyone worldwide. This means that the source code of Linux is freely available, allowing users to customize and modify it according to their needs. Unlike proprietary operating systems like Windows and Macintosh, Linux encourages collaboration and community involvement in its development. Therefore, Linux is the correct answer as it aligns with the description provided.
29.
The most server runs Linux Operating System.
Correct Answer
A. True
Explanation
The statement is true because Linux is a widely used operating system for servers due to its stability, security, and flexibility. It is open-source, which means it can be customized and modified according to the specific needs of a server. Additionally, Linux has a large community of developers who constantly work on improving and updating the operating system, making it a reliable choice for server environments.