A server technician is investigating a potential data breach. It is believed that the breach occurred via telnet access. Which of the following could validate this hypothesis?
A. Port scanner
B. Cipher tools
C. Checksum analyzer
D. TDR
When troubleshooting a failed backup, a technician runs the backup using the same tape but on a different tape drive in the same tape library. The backup fails again. Which of the following should be the FIRST item the technician should examine as a failure?
A. Tape drive
B. Tape library
C. Tape media
D. Tape capacity
An administrator is securing a secure web server by disabling ports. After completing this process, clients cannot access the secure web server. The administrator should now go back and verify whether which of the following ports is enabled?
A. 23
B. 389
C. 443
D. 445
A server administrator is notified that all three hard disks in a server array have failed. Which of the following is the MOST likely cause?
A. Incompatible BIOS
B. Backplane failure
C. Cache battery failure
D. Incorrect firmware version
A new DHCP server is placed on a network segment during off hours. When work resumes, users on a different network segment report connectivity issues. Users on the same network segment report no connectivity issues. Which of the following is the MOST likely reason for the connectivity issues?
A. The DHCP server was configured without specifying a WINS server address for the users.
B. The DHCP server was configured without specifying a DNS server address for the users.
C. The DHCP relay agent was not configured on the adjacent network segment.
D. The DHCP server was configured to use private IP addressing to all network segments.
A technician is troubleshooting an issue with a new server, which is unable to download OS patches from the Internet. The technician reviews the following configuration:
Ethernet Adapter Local Area Connection: Connection-specific DNS Suffix . : comptia.org Link-local IPv6 Address . . . . : fe80::c95:3f59:1a01:c050%11 IPv4 Address . . . . . . . . . . : 192.168.10.20 Subnet Mask . . . . . . . . . . : 255.255.255.128 Default Gateway . . . . . . . . : 192.168.10.129
Which of the following is the reason that the server is unable to connect to the Internet?
A. Incorrect default gateway
B. Invalid IPv6 address
C. Wrong subnet mask
D. Misconfigured DNS suffix
Users on a network segment report that they are unable to connect to a newly installed file server. The file server IP address settings are as follows:
IP address: 10.0.10.254 Subnet Mask: 255.255.255.0
Default Gateway: 10.10.10.1
Which of the following changes should the server administrator make?
A. Change the IP address on the server to 10.10.0.254.
B. Change the IP address on the server to 10.10.10.254.
C. Change the default gateway on the server to 10.10.10.254.
D. Change the subnet mask on the server to 255.255.0.0.
A system administrator notices that a server is consistently getting slower and less responsive the longer it has been since the last reboot. Once the server is rebooted, the system performs at the expected baseline, but starts slowing down again until the system is unresponsive. Which of the following is the MOST likely cause of this problem?
A. OS performance misconfiguration
B. Service/application memory leak
C. Incorrect server resource specifications
D. Corrupted application files
A technician is troubleshooting a Linux server and wants to inspect the free disk space on the /dev/sda partition of the system. Which of the following command line tools should the administrator run to view available disk space on the partition?
A. dd
B. du
C. ls
D. df
A database server stops responding to requests, and the administrator suspects that the server is experiencing memory faults during heavy network traffic and database access. Which of the following is the FIRST troubleshooting step?
A. Check the security log.
B. Check the application logs.
C. Check the debug report.
D. Check the POST error log.
Nowadays, the certification exams become more and more important and required by more and more enterprises when applying for a job. But how to prepare for the exam effectively? How to prepare for the exam in a short time with less efforts? How to get a ideal result and how to find the most reliable resources? Here on Vcedump.com, you will find all the answers. Vcedump.com provide not only CompTIA exam questions, answers and explanations but also complete assistance on your exam preparation and certification application. If you are confused on your SK0-004 exam preparations and CompTIA certification application, do not hesitate to visit our Vcedump.com to find your solutions here.