OA Exams
Which Windows command displays detailed system configuration information?
A) ipconfig
B) msinfo32
C) chkdsk
D) netstat
Correct Answer: B) msinfo32
Explanation: msinfo32 displays detailed system configuration information in Windows.
Which Linux command is used to terminate a process?
A) kill
B) top
C) df
D) ps
Correct Answer: A) kill
Explanation: The kill command terminates a process in Linux by sending it a signal.
Which file system is used by Windows to encrypt individual files using EFS?
A) FAT32
B) exFAT
C) NTFS
D) APFS
Correct Answer: C) NTFS
Explanation: NTFS supports the Encrypting File System (EFS), which is used to encrypt individual files in Windows.
Which protocol is used to request and assign IP addresses dynamically in a network?
A) DHCP
B) DNS
C) FTP
D) SSH
Correct Answer: A) DHCP
Explanation: DHCP (Dynamic Host Configuration Protocol) dynamically assigns IP addresses to devices in a network.
What is the file extension used for batch scripts in Windows?
A) .ps1
B) .sh
C) .bat
D) .exe
Correct Answer: C) .bat
Explanation: Batch scripts in Windows use the .bat file extension.
Which Linux command is used to display memory usage statistics?
A) free
B) df
C) top
D) grep
Correct Answer: A) free
Explanation: The free command displays memory usage statistics in Linux.
Which port is used for secure remote login via SSH?
A) Port 80
B) Port 22
C) Port 443
D) Port 25
Correct Answer: B) Port 22
Explanation: Port 22 is used for secure remote login via the SSH (Secure Shell) protoco
Which Linux command allows you to search for files in a directory hierarchy?
A) ls
B) find
C) grep
D) chmod
Correct Answer: B) find
Explanation: The find command is used to search for files in a directory hierarchy in Linux.
What is the default file system for external drives on Windows that supports large files?
A) NTFS
B) FAT32
C) ext4
D) exFAT
Correct Answer: D) exFAT
Explanation: exFAT is commonly used on external drives for Windows and supports large file sizes.
Which command in Linux is used to install software packages on Red Hat-based systems?
A) apt-get
B) rpm
C) yum
D) dpkg
Correct Answer: C) yum
Explanation: yum is used to install software packages on Red Hat-based Linux systems.
Which Windows tool is used to view and manage system event logs?
A) Event Viewer
B) Task Manager
C) Resource Monitor
D) Disk Management
Correct Answer: A) Event Viewer
Explanation: The Event Viewer tool is used to view and manage system event logs in Windows.
Which Linux command is used to list the contents of a directory?
B) cat
C) cp
D) mv
Correct Answer: A) ls
Explanation: The ls command lists the contents of a directory in Linux.
Which Windows file system is optimized for flash memory devices
B) ext4
C) exFAT
Correct Answer: C) exFAT
Explanation: exFAT is optimized for flash memory devices like USB drives and SD cards.
Which command in Windows shows the version of Windows you are running?
B) winver
C) netstat
D) chkdsk
Correct Answer: B) winver
Explanation: winver displays the version of Windows installed on the system.
Which file system is commonly used on Linux systems and supports journaling?
D) NTFS
Correct Answer: B) ext4
Explanation: ext4 is a common file system on Linux systems that supports journaling for improved data integrity.
Which Linux command is used to view the contents of a file?
B) mv
C) cat
Correct Answer: C) cat
Explanation: The cat command displays the contents of a file in Linux.
Which Windows feature allows you to encrypt individual files on NTFS volumes?
A) BitLocker
B) EFS
C) Credential Guard
D) TPM
Correct Answer: B) EFS
Explanation: EFS (Encrypting File System) allows you to encrypt individual files on NTFS volumes in Windows.
Which Linux command is used to modify file permissions?
A) chmod
B) chown
C) mv
D) cp
Correct Answer: A) chmod
Explanation: chmod is used to modify file permissions in Linux.
Which port is commonly used for web traffic over HTTP?
A) Port 443
C) Port 80
Correct Answer: C) Port 80
Explanation: Port 80 is commonly used for HTTP web traffic.
Which file system supports a maximum file size of 4 GB and is commonly used on removable media?
C) FAT32
Correct Answer: C) FAT32
Explanation: FAT32 supports a maximum file size of 4 GB and is commonly used on removable media like USB drives.