Dion Exam 1
A user is complaining about slow data speeds when they are at home in a large apartment building. The user uses Wi-Fi when they get home, and the device works fine on other wireless networks they connect to. Which of the following actions should the user take to increase their data speeds? Enable MAC filtering on their WAP Increase the Wi-Fi signal being transmitted by their WAP Turn off Wi-Fi and rely on their cellular data plan Upgrade to a new smartphone
Increase the Wi-Fi signal being transmitted by their WAP Slow data speeds can be caused by too much interference or a weak signal. Try changing the channel on Wi-Fi routers to less-used channels or boost the signal being transmitted, and the performance should increase
You are troubleshooting a user's laptop that is unable to print a document. You have verified the printer is working and properly connected to the workstation by USB. Which log in Windows 10 would you review to determine if the print spooler service is causing this issue? Security log System log Application log Setup
System log The system log contains information about service load failures, hardware conflicts, driver load failures, and more. The application log contains information regarding application errors.
Which of the following is an APIPA or link-local address? 192.168.1.34 33.52.7.83 127.0.0.1 169.254.64.23
169.254.64.23 Any address from 169.254.1.0 to 169.254.254.255 is considered an APIPA address. An APIPA address is also referred to as a link-local address. A private IP address is in the range of 10.x.x.x, 172.16-31.x.x, or 192.168.x.x. A localhost IP is 127.0.0.1. All others are considered public IP addresses.
A user attempted to go to their favorite social media website this morning from their laptop. When they typed in Facebook.com, their browser redirected them to MalwareInfect.com instead. You asked the user to clear their cache, history, and cookies, but the problem remains. What should you do NEXT to solve this problem? Conduct an antivirus scan (Incorrect) Disable System Restore Check the host.ini file Upgrade their web browser
Check the host.ini file Attackers often modify host.ini files to redirect users to a malicious webpage instead of one they would commonly use
A cybersecurity analyst is auditing your company's network logs and identifies that a USB mass storage device was previously inserted into many of the company's servers. The logs also showed dozens of failed login attempts before a successful login occurred on the servers. Which TWO of the following actions are recommended to eliminate the vulnerabilities identified by the cybersecurity analyst? Install the operating system security updates Install a host-based firewall on the servers Remove administrative permissions Modify the AutoRun settings Lockout the account after 3 failed login attempts Change the default credentials on the servers
Modify the AutoRun settings Lockout the account after 3 failed login attempts Since the USB mass storage device was used to connect to the servers, it is recommended to modify the AutoRun settings. To prevent the password guessing attacks used, the servers should be configured to lock out any account after 3 failed login attempts.
Which TWO of the following devices should have a grounding wire attached to them when installed per the manufacturer's recommendations? VOIP device Desktop printer Server rack Modem Patch panel UPS
Server rack UPS A server rack and UPS should be installed with a grounding wire attached to them. Grounding is not required for functionality but rather for safety. Patch panels are low-powered, passive devices that do not require grounding.
You are troubleshooting a Windows 10 laptop that is infected with malware. You have already identified the type of malware on the laptop. What should you do NEXT? (Select THREE) Disconnect the laptop from the network Enable System Restore in Windows Update the anti-malware software Disable System Restore in Windows Schedule scans and run system updates Educate the end user
The seven steps of the malware removal procedures are (1) Investigate and verify malware symptoms, (2) Quarantine the infected systems, (3) Disable System Restore in Windows, (4) Remediate the infected systems, update anti-malware software, scan the system, and use removal techniques (e.g., safe mode, pre-installation environment), (5) Schedule scans and run updates, (6) Enable System Restore and create a restore point in Windows, and (7) Educate the end user.
Which of the following macOS features is used to backup and restore files to an external hard disk? Snapshot Time Machine Boot Camp Remote disc
Time Machine Time Machine is the built-in backup feature of the macOS operating system. The Time Machine utility enables data to be backed up to an external drive. By default, Time Machine keeps hourly backups for the past 24 hours, daily backups for a month, and weekly backups for all previous months. Remote disc is a feature in macOS that enables a user to access a CD/DVD on another Mac or Windows computer. A snapshot is used to backup virtual machines by creating a state of the disk at a particular point in time. Snapshots allow a technician to roll back any changes made to a VM during a session if needed.
Nicole's smartphone works fine when she is at work or the mall, but she has limited bandwidth on the device when she is in her apartment building. Nicole has asked you to help her. What is the FIRST step you should take in troubleshooting this issue? Verify the smartphone has adequate signal strength Reset the data usage statistics on the smartphone Reset the smartphone's wireless network settings Update the smartphone's applications or OS
Verify the smartphone has adequate signal strength he smartphone likely has lower signal strength when she is in the apartment building. If she has 1 or 2 bars of signal at home, but 4 to 5 bars of signal at work or the mall, then she will have significantly reduced bandwidth when operating over the cellular network from her apartment. To solve this issue, the user will need to use a Wi-Fi connection instead
Regardless of what website Michelle types into her browser, she is being redirected to "malwarescammers.com." What should Michelle do to fix this problem? Update the anti-virus software and run a full system scan (Incorrect) Restart the network services Rollback the application to the previous version Reset the web browser's proxy setting
When a browser redirect occurs, it usually results from a malicious proxy server setting being added to the browser. Michelle should first check her web browser's configuration for any malicious proxies under the Connections tab under Internet Options in the Control Panel. Next, she should check the hosts.ini file to ensure that single sites are not being redirected.
Which of the following commands is used on a Linux system to perform installations of new software packages? chown ls apt-get pwd
apt-get The apt-get utility is a powerful package management command-line program that works with Ubuntu's APT (Advanced Packaging Tool) library to install new software packages, remove existing software packages, upgrade existing software packages, and even upgrade the entire operating system. The ls command lists the files or directories in the current path of a Unix, Linux, or Mac operating system.
You are formatting a 4 TB external hard drive on your MacBook. The drive will be used to share files large video files between your MacBook and your friend's Windows 10 desktop. Which file format should you use? NTFS FAT32 HFS exFAT
exFAT The only file system format that would work for this situation is exFAT. A macOS system can format a hard drive as APFS, HFS+, HFS, exFAT, or FAT32. The Windows system would only be able to read exFAT or FAT32.
You are currently building a Linux server. Which of the following file system formats should you use for the server? NTFS ext4 APFS exFAT
ext4 Most Linux distributions use some version of the ext file system to format partitions on mass storage devices. ext4 delivers significantly better performance than ext3 and would usually represent the best choice for new systems. The Apple file system (APFS) is the default file system for Mac computers using macOS 10.13 or later and features strong encryption, space sharing, snapshots, fast directory sizing, and improved file system fundamentals. The extensible file allocation table (exFAT) is a file system optimized for external flash memory storage devices such as USB flash drives and SD cards. exFAT supports a maximum volume size of up to 128 PB with a recommended maximum volume size of 512 TB for the best reliability. The NT file system (NTFS) is a Windows file system that supports a 64-bit address space
Which of the following commands is used on a Linux system to display the current working directory's full pathname to the screen? passwd pwd chmod chown
pwd The pwd command displays the present working directory The passwd command changes passwords for user accounts. A normal user may only change the password for their account, while the superuser may change the password for any user. The chown command is used to change the owner of the file, directory, or link in Linux The chmod command sets the permissions of files or directories on a Linux system. Change Mode.
