What can Oscar do to stop the unsolicited emails on the email server?

What can Oscar do to stop the unsolicited emails on the email server?

What can Oscar do to stop the unsolicited emails on the email server? Enable a spam filter. When working with a security consultant that your company has hired, you notice that he is running software on one of the machines.

What specific vulnerability do updates help prevent?

Software updates help protect your data If it’s a ransomware attack, they might encrypt your data.

What should Jannette do first on her computer?

​What should Jannette do first on her computer? Quarantine the system. Tim has removed a virus from a customer’s computer.

What has happened to Holly’s computer?

When Holly opens the Action Center she sees this screen. What has happened to Holly’s computer? She has downloaded a rogue antivirus. Samantha is having an issue with Windows crashing and believes that malicious software is causing it to crash.

What kind of malware could be causing the issues on Frank’s computer?

rootkit

What are the 3 System Summary areas of the system information utility?

It’s divided into three core groups: Hardware Resources, Components and Software Environment. The first of these provides some fairly low-level details on how hardware resources are being used, such as memory addresses and I/O details. Chances are, you won’t be using this information on a regular basis.

What is the Run command for system information?

System information utility shows information of all the hardware and system software available on a computer system. This utility can be launched from Run window by executing the command msinfo32.

Which system tool will enable you to restore the system to a chosen point?

From the Start button menu, choose All Programs→Accessories→System Tools→System Restore.

How do I restore my computer without a restore point?

Fix #1: System Restore is enabled

  1. Click Start > Control Panel.
  2. Click System.
  3. Go to System Restore tab. Windows XP System Restore tab.
  4. Make sure the Turn off System Restore on all drives is unchecked.

How do I run System Restore from command prompt?

To perform a System Restore using Command Prompt:

  1. Start your computer in Safe Mode with Command Prompt.
  2. When Command Prompt Mode loads, enter the following line: cd restore and press ENTER.
  3. Next, type this line: rstrui.exe and press ENTER.
  4. In the opened window, click ‘Next’.

Can System Restore fix driver issues?

It is used to solve problems such as running tardiness, responding halt and other system problems of the PC. System restore will not affect any of your documents, images or other personal data, but it will remove apps, drivers, and other programs installed after the restore point was made.

What is the name of the narrow strip along the bottom of the Windows environment?

The taskbar on a computer screen is the narrow strip of icons, usually located at the bottom of the screen, that shows you which windows are currently open and that allows you to control functions such as the Start button and the clock.

Where can Zach go to check the security logs quizlet?

Where can Zach go to check the security logs? Correct. In Event Viewer, Zach can see the security logs that audit logins and attempts to log in. He can use these logs to help determine problems with the computer system.

What command can be used to check for file system errors?

CHKDSK

What is best practice for the remaining unused account quizlet?

What is best practice for the remaining unused account? Disable the account until the employee is ready to use it. A Windows 10 Home user is attempting to encrypt the contents of a folder on a volume formatted with NTFS.

Which of the following user accounts are created automatically and disabled?

Administrator user

What is a sequence of booting up an operating system?

The BIOS start the monitor and keyboard. The BIOS then starts the boot sequence. It looks for the operating system stored on your hard drive and loads it into the RAM. The BIOS then transfers control to the operating system, and with that, your computer has now completed the startup sequence.

Why does a normal hard boot takes longer?

Why does a normal hard boot take longer than a normal soft boot? Correct. In a hard boot, the BIOS/UEFI must perform the initial steps before loading the OS. Pressing F8 when Windows 10 is loading will launch the Advanced Boot Options screen if it has been enabled.

What do you do to start the boot process?

The boot process begins when you push the power button, which sends power to the bootloader in the cache memory. The bootloader program performs a POST, or Power On Self Test called, and if everything is okay, the Basic Input Output System, or BIOS, is activated and then finds and loads the operating system.

How does boot process work?

Booting (also known as booting up) is the initial set of operations that a computer system performs when electrical power is switched on. The process begins when a computer that has been turned off is re-energized, and ends when the computer is ready to perform its normal operations.

What happens during the boot process?

Booting is what happens when a computer starts. When you boot a computer, your processor looks for instructions in system ROM (the BIOS) and executes them. They normally ‘wake up’ peripheral equipment and search for the boot device. The boot device either loads the operating system or gets it from someplace else.

What is meant by boot process?

In computing, booting is the process of starting a computer. After it is switched on, a computer’s central processing unit (CPU) has no software in its main memory, so some process must load software into memory before it can be executed.

What are three common tasks that operating systems perform?

An operating system has three main functions: (1) manage the computer’s resources, such as the central processing unit, memory, disk drives, and printers, (2) establish a user interface, and (3) execute and provide services for applications software.

What can Oscar do to stop the unsolicited emails on the email server?

What can Oscar do to stop the unsolicited emails on the email server?

What can Oscar do to stop the unsolicited emails on the email server? Enable a spam filter. When working with a security consultant that your company has hired, you notice that he is running software on one of the machines.

When working with customers you should always try to keep a positive attitude Why is it important to maintain a positive attitude when working with customers?

When working with customers, you should always try to keep a positive attitude. Why is it important to maintain a positive attitude when working with customers? Helps to establish a good customer relationship. You just studied 20 terms!

What has happened to Holly’s computer?

What has happened to Holly’s computer? She has downloaded a rogue antivirus. Samantha is having an issue with Windows crashing and believes that malicious software is causing it to crash.

What should Sara do when working with the inexperienced customer select all that apply?

What should Sara do when working with the inexperienced customer? (Select all that apply.) Keep a positive attitude. & Frequently ask the customer what she sees on the screen. & Avoid asking the customer to take steps that might destroy files or settings.

What is it called when a partition is formatted with a file system and assigned a drive letter?

When a partition is formatted with a file system and assigned a drive letter it is called a volume. For some brand-name computers, the hard drive contains a partition that can be used to reinstall Windows.

What is the easiest way for Sam to install the application on all the computers?

All the computers are currently connected in a workgroup. What is the easiest way for Sam to install the application on all the computers? [] Use a network share to share the installation files.

What is another name for several small utility programs?

IT 121 CH3a

Question Answer
What is another name for several small utility programs that are found in the control panel? Applets
A_____is one or more characters following the last period in a filename such as .exe, .txt. or .avi? File extension

When a user tries to access the hard drive containing his data the system locks up and makes a clicking sound from the command prompt he can change to drive D but when he tries to access a file or list the files on the drive it locks up and begins?

From the command prompt, he can change to drive D, but when he tries to access a file or list the files on the drive, it locks up and begins clicking again. What is the most likely cause of the problem? The hard drive is physically damaged, so the drive must be replaced.

What is it called when software is used to simulate the hardware of a physical computer group of answer choices?

What is it called when software is used to simulate the hardware of a physical computer? virtual machine.

Which property is assigned to a file by the operating system?

The operating system assigns the file its name, location, and size.

What command can be used to check for file system errors?

FSCK command

How do I know if my filesystem is corrupted?

The Linux fsck command can be used to check and repair a corrupted filesystem under some situations….Example: Using Fsck to Check and Repair a Filesystem

  1. Change to single user mode.
  2. List the mount points on your system.
  3. Unmount all filesystems from /etc/fstab .
  4. Find the logical volumes.

What is manual fsck?

Filesystems are responsible for organizing how data is stored and recovered. This can be completed via system utility called fsck (file system consistency check). This check can be done automatically during boot time or ran manually.

How do I run fsck on mounted file system?

To make sure you do not try to run fsck on a mounted filesystem, add the -M option. This flag tells the fsck tool to skip any mounted filesystems. To show you the difference, we will run fsck on sdb while it is mounted, and then when we unmount it. While sdb is mounted, the tool exits without running a check.

Can we run fsck on mounted file system?

No. Do not run fsck on a live or mounted file system. fsck is used to check and optionally repair a Linux file systems. Running fsck on a mounted filesystem can usually result in disk and/or data corruption.

How do I fix corrupt files in Linux?

Repair Corrupted File System

  1. If you don’t know the device name, use fdisk , df , or any other tool to find it.
  2. Unmount the device: sudo umount /dev/sdc1.
  3. Run fsck to repair the file system: sudo fsck -p /dev/sdc1.
  4. Once the file system is repaired, mount the partition: sudo mount /dev/sdc1.

Can fsck cause data loss?

The short answer is yes, it can remove data. It tries very hard not to by putting stuff it finds in lost+found on that drive, but it is recovering from a filesystem which is apparently corrupted. In other words, when you’re dealing with FS corruption, anything may be lost.

Will fsck delete files?

fsck does not touch your files. It is basically a front-end program that does all kinds of filesystem checks (ie. it checks the integrity of the journaling system). Besides checking inodes and blocks fsck also checks for incorrect .

What does fsck do in Linux?

The system utility fsck (file system consistency check) is a tool for checking the consistency of a file system in Unix and Unix-like operating systems, such as Linux, macOS, and FreeBSD.

How do I repair filesystem in rescue mode?

Steps to repair filesystem in rescue mode in RHEL/CentOS 7/8…

  1. Step 1: Boot into rescue mode in CentOS/RHEL 7/8 Linux.
  2. Step 2: Activate partitions (logical volume/raid)
  3. Step 3: Repair filesystem in rescue mode. To repair ext4 filesystem (logical volumes) To repair ext4 filesystem (normal partition) To repair software raid device. To repair XFS Filesystem with xfs_repair.

How do I restore XFS filesystem?

$ sudo xfs_check /dev/sdb6 ERROR: The filesystem has valuable metadata changes in a log which needs to be replayed. Mount the filesystem to replay the log, and unmount it before re-running xfs_check. If you are unable to mount the filesystem, then use the xfs_repair -L option to destroy the log and attempt a repair.

How do I mount root filesystem in rescue mode?

Boot the system from an installation boot medium. Type linux rescue at the installation boot prompt to enter the rescue environment. Type chroot /mnt/sysimage to mount the root partition. Type /sbin/grub-install bootpart to reinstall the GRUB boot loader, where bootpart is the boot partition (typically, /dev/sda).

How do I force fsck to reboot?

Resolution

  1. Identify the filesystem mounts you want to run FSCK against using “df”:
  2. Create a file named “forcefsck” at the root folder of each desired filesystem to force the check on next reboot.
  3. Reboot the CPM and you will notice upon reboot fsck executed via the console:

How do I fix unexpected inconsistency run fsck manually?

When a file system error is encountered, first restart the appliance manually (from the hypervisor client, select the virtual machine and click restart). When the appliance restarts, the following message is displayed: root: UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY. Next, type fsck followed by Enter.

How do I stop fsck at startup?

To disable fsck, there are a few ways.

  1. update /etc/fstab. in /etc/fstab, the last column is used by fsck to determine the order of performing file system check at reboot time.
  2. use tune2fs to change the filesystem parameters. To list the current settings:
  3. Tell system to skip fsck when rebooting. $ /sbin/shutdown -rf now.

What command line would reboot a running Linux system immediately forcing an fsck of every drive on reboot?

To force a fsck each time the computer boots, you’ll need to add fsck. mode=force to GRUB_CMDLINE_LINUX_DEFAULT, at the end of the line but before the last quote ( ” ).

How do you force trigger a file system check on next reboot?

The simplest way to force fsck filesystem check on a root partition eg. /dev/sda1 is to create an empty file called forcefsck in the partition’s root directory. This empty file will temporarily override any other settings and force fsck to check the filesystem on the next system reboot.

What is tune2fs in Linux?

The “tune2fs” command is used by the system administrator to change/modify tunable parameters on ext2, ext3 and ext4 type filesystems. To display the current values that are set you can use the tune2fs command with the “-l” option or use the dumpe2fs command.

What is the difference between fsck and e2fsck?

The generic ‘fsck’ command will attempt to detect the filesystem type, or it will accept parameters specifying the type. ‘e2fsck’ is essentially a shortcut saying it’s an ext2 filesystem. Reboot and it will be done safely without you needing to run any commands manually.

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