Reviewer-OSA PDF

Which version of Windows is often considered the most significant leap forward in terms of user interface and performance since Windows XP? Windows 7 Windows Vista Windows 8 Windows 10 How do you create a new virtual machine in VirtualBox? Go to "File" > "New" Click "Cre...

Which version of Windows is often considered the most significant leap forward in terms of user interface and performance since Windows XP? Windows 7 Windows Vista Windows 8 Windows 10 How do you create a new virtual machine in VirtualBox? Go to "File" > "New" Click "Create New VM" on the welcome screen Use the command line to create a VM Click "Settings" > "Create Virtual Machine" How can you stop a virtual machine in VirtualBox without losing data? Use "Power ON" Use "Save State" Use "Reset" Use "Discard State" Which of the following is NOT a supported guest OS in VirtualBox? Ubuntu Linux Windows 11 Android iOS Which of the following is the default file system used by Windows 10 and later? FAT32 NTFS exFAT HFS+ What does the "NTFS" in NTFS file system stand for? New Technology File System Network Transmission File System Non-Technical File Storage New Transferable File System What is the default file system used by Ubuntu? NTFS ext3 ext4 Btrfs What is the name of the Ubuntu package manager's graphical user interface (GUI)? Synaptic Package Manager Ubuntu Software apt GUI Software Manager Which of the following is the default text editor in Ubuntu? nano vim gedit emacs What does the "sudo" command do? Creates a new user account Allows a user to execute commands with root privileges Lists the contents of a directory Changes the current directory Which of the following is a security feature in Ubuntu that restricts software installation and execution? SELinux AppArmor UFW FirewallD Which tool is used to manage system resources and monitor performance in Windows? Task Manager Device Manager Control Panel Windows Security What is the primary function of the Disk Management tool in Windows? To defragment hard drives To manage user accounts To partition, format, and manage disks To install and update drivers Which command is used to open the System Configuration (msconfig) utility in Windows? sysconfig msconfig config systemconfig Which command is used to check the system’s disk for errors and repair them in Windows? scandisk chkdsk diskpart diskcheck In which version of Windows was the "Cortana" virtual assistant first introduced? Windows 7 Windows 8 Windows 10 Windows 11 Which of the following features is NOT associated with Windows 10? Cortana Windows Subsystem for Linux (WSL) Start Menu in its traditional form Internet Explorer 6 What is the primary purpose of the Windows Registry? To manage file system operations To store configuration settings for the operating system and installed software To store temporary files To manage user accounts What is VirtualBox? A physical computer A cloud computing platform A software that allows you to run multiple operating systems on a single computer A type of network adapter Which of the following is NOT a common use case for VirtualBox? Testing diNerent operating systems Running multiple applications simultaneously Playing high-end video games  Developing and testing software Which file system type is commonly used for external drives and USB flash drives due to compatibility with both Windows and macOS? FAT16 FAT32 exFAT NTFS Which file system is commonly used by older versions of Windows, such as Windows 95 and 98? FAT16 FAT32 NTFS exFAT Which Windows tool can be used to format a drive with a specific file system such as NTFS or exFAT? Task Manager Disk Cleanup Disk Management Control Panel Which command would you use to display the directory structure of a specified directory in Ubuntu? ls tree find locate Which command is used to change to the root directory in Ubuntu? cd / cd root cd ~root cd home Which of the following commands is used to shut down Ubuntu? shutdown poweroN sudo shutdown -h now All of the above Which of the following tools is used to manage and configure network settings in Windows? Device Manager Network and Sharing Center Task Manager Control Panel In Windows, which feature helps protect your computer from unauthorized access by blocking incoming network traNic? Windows Defender User Account Control Windows Firewall Disk Encryption Which command is used to open the System Information tool in Windows? msinfo32 sysinfo systeminfo msinfo Which feature in Windows allows you to encrypt files and folders to enhance security? BitLocker Encrypting File System (EFS) Windows Defender User Account Control (UAC) Which was the first version of Windows to feature a graphical user interface (GUI)? Windows 95 Windows 1.0 Windows XP Windows 3.1 Who is credited with the creation of the Windows operating system? Steve Jobs Bill Gates Linus Torvalds Tim Berners-Lee Which file system typically oNers the best performance and features for modern Windows installations? FAT32 exFAT NTFS ReFS Which of the following is the default web browser in Windows 10 and later versions? Internet Explorer Google Chrome Microsoft Edge Mozilla Firefox Which of the following is NOT a common file system used in Windows operating systems? NTFS FAT32 EXT4 ReFS What is the default desktop environment in Ubuntu? KDE Plasma Xfce GNOME LXQt Which Ubuntu version introduced the GNOME desktop environment as the default? Ubuntu 14.04 Ubuntu 16.04 Ubuntu 18.04 Ubuntu 17.10 Which of the following is NOT an oNicial Ubuntu flavor? Ubuntu GNOME Ubuntu MATE Ubuntu Cinnamon Ubuntu Budgie Which command is used to display the contents of a directory in Windows? dir ls list show Which command would you use to change the current directory in Windows? cd dir mv set What is the purpose of the mkdir command in Windows? To remove a directory To list all files in a directory To change the current directory To create a new directory Which command is used to delete an empty directory in Windows? del remove rmdir rm What does the cd.. command do in Windows? Changes to the parent directory Displays the current directory Creates a new directory Lists all files in the directory What does the dir /s command do in Windows? Lists only the files in the current directory Lists files in the current directory and all subdirectories Shows hidden files Deletes all files in the directory What command would you use to navigate to the root of the current drive in Windows? cd / cd \ cd.. cd \root Which command is used to rename a directory in Windows? mv ren rename chdir Which command will move a file or directory to a diNerent location in Ubuntu? mv cp move rename Which of the following is the default web browser in Ubuntu and later versions? Internet Explorer Google Chrome Microsoft Edge Mozilla Firefox Which of the following commands will show the disk usage of a directory in Ubuntu? df du ls diskutil Which tool in Windows allows you to configure and manage system services (e.g., startup services)? Services.msc Task Scheduler Event Viewer Control Panel