CompTia Server + SK0-004
A server administrator is setting up a new set of hosts for an application that requires communication between all the hosts on a dedicated private subnet. Initially, the configuration consists of four hosts and is expected to grow to 48 total as the application is implemented for the entire company. When configuring the private subnet, which of the following CIDR netmasks would allow for the full number of hosts once the application is fully in production with the least number of unused addresses allocated?
/26
A technician is tasked with creating a test system containing non-critical data. The technician has limited hardware, but needs maximum performance. Which of the following RAID levels should the technician use?
0
Which of the following is the height of 1U of space in a server rack?
1.75 inches (4.4 cm)
Which of the following is the number of 7-inch high servers that can be installed in a 42U rack?
10
A datacenter technician encounters a power receptacle labeled NEMA L5-30. Which of the following powers is this socket rated for?
115v 30 amp
A server administrator has been given the following information from the network team in order to configure IP addresses on a new server: Network Address: 199.90.10.32/28 The network team also instructed the server administrator to use the LAST usable address on the given network. Which of the following IP address/subnet mask combinations should the server administrator use?
199.90.10.47, 255.255.255.240
A technician is installing a 2U rack mount server. The necessary rack space height to accommodate the server is:
3.5 inches (.089 meter).
Which of the following describes a rack mounted server that is 2 rack units (2U) in height?
3.5 inches (8.89 cm)
An administrator has a UPS rated at 200 amps per hour. Which of the following is the maximum runtime of this UPS when hooked up to a server drawing 400 amps per hour?
30 minutes
A mission critical server has faulted with a dead 66 MHz 3.3V PCI-X network interface card. The system administrator has been directed to get the server functional as soon as possible, even if it is connected with less bandwidth. There are no onsite spare cards available and the vendor does not expect to have the parts for at least a week. Which of the following immediately available NICs could be substituted instead?
33 MHz 3.3V PCI
A system administrator is tasked to enable authentication on a web server's login page. One of the requirements for the web server is to encrypt authenticated sessions over HTTP protocol for all static HTML pages. Using the information supplied, which of the following default port numbers should be used to satisfy these requirements?
443
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?
443
Which of the following is the MOST energy efficient way of powering equipment within a data center with a large UPS battery bank?
48V DC
In order for a server to fully function as a web server, which of the following default ports should be open? (Select TWO).
80 443
A technician performs monthly backups on a file server to a NAS device that can hold 1TB of data.The size of the monthly backups has been as follows: Month 1 = 50GB Month 2 = 65GB Month 3 = 80GB Starting with Month 1, based on the current rate of growth, in how many months will the NAS run out of available storage space?
9
The logs on a server in a data center indicate that the server unexpectedly shut down minutes after the night cleaning crew started their shift. Which of the following is the MOST likely reason for the shut down?
A hard disk on the server failed.
Two technicians are asked to install a 6U server at location U25 in a 40U server rack. The rack has been properly stabilized to the floor. Which of the following tools would BEST be used to install the server?
A server lift.
An administrator is tasked with deploying a server in a telephone switching station. Which of the following voltages will MOST likely be available at the facility? A. -48VDC B. 120VDC C. 220VAC D. 440VAC
A. -48VDC
A technician wants to implement a grandfather-father-son tape rotation policy. Which of the following implements this backup strategy? A. Assign a different set of tapes for daily, weekly, and monthly backups. B. Use a different set of tapes for every two, four, and eight days. C. Designate a different set of tapes for odd-day and even-day backups. D. Use a queue to rotate tapes based on the age and usage of the tape.
A. Assign a different set of tapes for daily, weekly, and monthly backups.
An administrator is validating disaster recovery mechanisms and wants to ensure backup data is usable and accurate. Which of the following should the administrator do? A. Backup verification and test restorability B. Label media for all backups C. Secure backup in safe location D. Keep all backups onsite close to the server
A. Backup verification and test restorability
An administrator needs to reconfigure a Linux servers operating system. Which of the following tools can the administrator use to access a command shell over the network? (Select TWO). A. Connect with SSH B. Connect with RDP C. Connect with VNC D. Connect with BASH E. Connect with FTP
A. Connect with SSH C. Connect with VNC
A server administrator implements external storage for a file server. At a later time, another administrator wants to extend this storage to a second server but is unable to connect to two servers simultaneously. Which of the following storage types was implemented by the first administrator? A. DAS B. NAS C. VSAN D. SAN
A. DAS
A server administrator is bringing a new host online. After the initial OS installation and configuration, the administrator is unable to reach hosts on another subnet. The administrator is able to ping and access other hosts on the same subnet. Which of the following should the administrator check FIRST? A. Default gateway B. Netmask C. DNS A (AAAA) record D. DNS reverse lookup entry
A. Default gateway
A company has recently had sensitive data stolen by a contractor who plugged a flash drive into a server. Which of the following is the BEST method to prevent future occurrences? A. Disable any unused physical ports until needed B. Implement a BIOS password on all the servers C. Install chassis locks on all the servers D. Restrict usage of flash drives in company policy
A. Disable any unused physical ports until needed
An administrator is developing a storage growth plan for a new file server. Which of the following should be implemented on the server so that storage growth is restricted? A. Disk quotas B. Disk compression C. Automatic usage reports D. Automatic defragmentation
A. Disk quotas
A technician is backing up 10 GB of data on a file server to a 250 GB external USB hard drive. After 4 GB has been backed up, the software generates an error that the size of the backup exceeds the file limit.Which of the following file system types is being used? A. FAT32 B. NTFS C. VMFS D. ZFS
A. FAT32
A system administrator has determined that more storage is needed for company data. The storage requires the highest speed data transfer rate with maximum performance. Which of the following solutions MUST be implemented to meet the business requirements? A. FC SAN B. FCoE C. iSCSI D. JBOD
A. FC SAN
While performing routine testing of a hot standby site located at a remote hosting center, a system administrator is unable to access one of the server operating systems to verify functionality. Which of the following is MOST applicable to access the host? A. KVM over IP B. RDP over HTTP C. Secure shell D. Serial console access E. VNC
A. KVM over IP
A server repeatedly crashes with a BSOD when running an application that uses a high amount of system resources. Which of the following hardware components MOST likely needs to be checked by a technician? A. Memory B. Hard drive C. RAID controller D. CPU
A. Memory
Which of the following authentication protocols could be used to authenticate network administrators at a datacenter to manage switches over a remote SSH connection? (SelectTWO) A. LDAP B. TACACS C. RADIUS D. SNMP E. IPSec F. MSCHAP
B. TACACS C. RADIUS
A technician is configuring switcheswith SFPports on multiple floors in a building. A switch on the first floor must be connected to a switch on the second floor for trunking VLAN traffic. Which of the following would be the MOST appropriate cable type for the technician to use? A. Multimode fiber B. Coaxial cable C. CAT5e rollover D. CAT6 straight through
A. Multimode fiber
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
A. Port scanner
A new server has two drives and a RAID controller. Which of the following is an option for configuring the storage on this server? A. RAID 0 B. RAID 5 C. RAID 6 D. RAID 10
A. RAID 0
A datacenter is in a geologically active area and has no earthquake abatement installed. Which of the following drive types is BEST for general server use? A. Solid state drives B. High RPM drives C. Low RPM drives D. USB drives
A. Solid state drives
Which of the following is the MOST secure method of storing critical and sensitive system information (e.g. administrative passwords, trusted signing keys)? A. Store the information encrypted and offline in a storage safe. B. Encrypt the information using a zip file with a password. C. Utilize a drive with full disk encryption enabled. D. Create an encrypted virtual disk for storage.
A. Store the information encrypted and offline in a storage safe.
Historical data shows that on average, a server is likely to fail once every nine months. A company has purchased 24x7, four hour hardware response to replace a server's failed hardware. Additionally, the company can restore a server to its operational status within six hours from the time the failed hardware has been replaced. Which of the following describes this scenario? A. The company's MTTR is ten hours. B. Individual servers have 99.999% uptime. C. Service can be restored within four hours. D. The operational SLA is six hours.
A. The company's MTTR is ten hours.
A server administrator is configuring a new server for an organization. The server will function as a firewall and proxy server, as well as provideNAT services for other devices on the network. Which of the following BEST describes how the network hardware on the server should be configured? A. The server should have at least two NICs: one configured with an IP address on the inside network, and one with an IP address on the outside network. B. The server should have at least two NICs: each NIC should be configured with an IP address on the same network segment. C. The server requires only one NIC, as the NIC can be configured with two IP addresses: one for the inside network segment, and one for the outside network segment. D. The server requires at least three NICs: one configured with an IP address for the intranet clients, one with an IP address on the inside network, and one with an IP address on the outside network.
A. The server should have at least two NICs: one configured with an IP address on the inside network, and one with an IP address on the outside network.
A server administrator is creating a design for a new data center. The servers should be configured for maximum availability and also provide caching for user information requests. Which of the following techniques should be used?
Active/Active
A system administrator is tasked to setup a database server with failover clustering feature enabled. One of the requirements is to have one database running at all times with data being synchronized and replicated to the idle database in case the primary database server fails. A witness on a LUN will monitor both servers. Which of the following cluster techniques should be implemented to meet these requirements?
Active/Passive
After a migration to a new server, users report that they are unable to save files to their home directories. A check of the permissions on the home directories indicate that the permissions are set as follows: User: r-x Group: r-- Other: r-x A server administrator verifies the correct user and group ownership of the home directories. Which of the following will MOST likely resolve the issue?
Add the w permission for the users.
When using multi-factor authentication, which of the following represents "something you have"?
An ID card
A company is being audited by its operating system vendor. The company needs to report the number of operating systems in use, the versions of the operating systems, and the product keys. Which of the following will be MOST helpful in passing the audit?
Asset management documentation
A network administrator installs a new web server and notices that the server was configured with one quad-port NIC. In order to properly provision the hardware resources, how should the NIC be configured?
Assign at least one IP address to each port
A server is giving a fault code indicating that a RAM chip is producing errors and should be replaced. According to best practices, which of the following is the proper sequence of steps to replace the faulty module?
Attach ESD protection, open server case, replace module, close server case, baseline configuration
A blade chassis can hold 16 half-height blades or eight full-height blades. Which of the following is the MAXIMUM number of half-height blades that can be installed in the chassis if six full-height blades are already installed? A. 2 B. 4 C. 8 D. 16
B. 4
A number of users are indicating that access to a network file server is responding very slowly when reading or writing to the share. The server administrator notes that a drive has failed in a four-disk RAID 5 array. The array is running in a degraded state because no hot spare was configured. After replacing the failed disk, which of the following steps would be BEST to take to prevent slow response after a drive failure? A. Add a drive to the array, but do not configure it as a hot spare. B. Add an additional hard drive, and convert the volume to a RAID 6 configuration. C. Add an additional hard drive, and convert the volume to a RAID 10 configuration. D. Add a drive to the array, and configure it as a cold spare.
B. Add an additional hard drive, and convert the volume to a RAID 6 configuration.
A server has recently been configured as a network firewall. After the firewall was configured, users could no longer access a remote server. Which of the following, if properly configured on the firewall, will allow users to have secure access to the remote server? (Select TWO) A. Allow TCP port 21 B. Allow TCP port 22 C. Allow TCP port 23 D. Allow TCP port 25 E. Allow TCP port 161 F. Allow TCP port 3389
B. Allow TCP port 22 F. Allow TCP port 3389
A technician is asked to install an additional NIC in a server. Which of the following hardware considerations would be BEST for the technician to make? A. Power consumption B. Bus type and speed C. CPU stepping D. CAS latency
B. Bus type and speed
A server technician needs to connect two servers with gigabit NICs without MDI-X in order to transfer files between them and is unable to locate a switch with gigabit ports. Which of the following types of cables would allow the technician to connect the servers to obtain the FASTEST transfer rate possible? A. Rollover cables B. CAT6 crossover cables C. CAT6 straight-through cables D. CAT5 straight-through cables
B. CAT6 crossover cables
A hardware failure affects a server in adatacenter. The server is critical to company operation, and the hardware vendor is out of stock on the parts needed to repair the server. A network technician suggests replacing it with a server from the warm site.Which of the following should the technician do FIRST? A. Outsource a hardware-certified courier to move the server to the datacenter. B. Check the DRP and BCP and talk to the company stakeholders before making the decision. C. Unrack the server from the warm site and move it to the datacenter. D. Order the parts from the hardware vendor and notify affected users that the server will be down.
B. Check the DRP and BCP and talk to the company stakeholders before making the decision.
A server technician is performing a server installation. This server must be able to resolve host names for users running a variety of client operating systems. At a minimum, which of the following services should be enabled on the new server? (Select TWO) A. NAT B. DNS C. LDAP D. WINS E. SNMP F. DHCP
B. DNS D. WINS
A technician is tasked with connecting a server to a NAS. Which of the following connection types should be used? A. HBA B. Ethernet C. Fiber Fabric D. Multiplexer
B. Ethernet
A technician needs to install additional memory in a server to help resolve performance issues. Which of the following should the technician do FIRST? A. Perform an impact analysis. B. Follow change management procedures. C. Install the additional memory. D. Update system firmware.
B. Follow change management procedures.
Which of the following are required characteristics of database servers in high transaction environments? (Select THREE) A. Two-factor authentication B. High bandwidth C. Higher RPM drives D. Load balancing E. High latency F. Hotswappable drives G. Encryption
B. High bandwidth C. Higher RPM drives D. Load balancing
A system administrator needs to directly control a server that has no network connectivity. Which of the following should be used to accomplish this? A. SSH B. KVM C. RDP D. iLO/iDRAC
B. KVM
After starting an operating system installation from DVD, a system administrator goes to work on another task and comes back to find the server back at the installation start screen. Which of the following should be done to correct this problem? A. Try installation again with a different DVD. B. Modify the device boot order in the BIOS. C. Monitor the operating system installation process completely this time. D. Swap the hard drive with a known working one.
B. Modify the device boot order in the BIOS.
A system administrator is tasked to set up a file server. The file server must be able to support access control lists and logging for auditing purposes. To meet these requirements, with which of the following file system types should the administrator format the file system? A. SMB B. NTFS C. VMFS D. CIFS
B. NTFS
A technician is tasked with providing network-based high availability to a pair of identical web servers. Which of the following minimum server NIC configurations fulfills these requirements? A. Two physical NICs per server: one NIC configured for multicast and one for broadcast. B. One physical NIC per server: each individual NIC configured for network load balancing. C. Two physical NICs per server: one NIC for network traffic, and one for web traffic. D. One physical NIC per server: each NIC configured with the same MAC and IP address.
B. One physical NIC per server: each individual NIC configured for network load balancing.
Employees working for a company were harmed by toxic fumes during a fire. To prevent this from reoccurring, which of the following cable types is SAFEST to use? A. CAT6 cables B. Plenum cables C. Fiber cables D. Coaxial cables
B. Plenum cables
A technician needs to add a processor to a server. Which of the following specifications should the technician examine? (Select THREE) A. Bus multiplier B. Processor speed C. Socket type D. Processor stepping E. L3 cache size F. Thermal specifications
B. Processor speed C. Socket type D. Processor stepping
A server unexpectedly shut down as a result of overheating. An alert was sent to the administrator's email address, but the administrator was away from the workstation when the alert arrived. Which of the following would have been a more effective method for sending the alert notification? A. Broadcast messages B. SMS messages C. Telephone calls D. Console notifications
B. SMS messages
A server administrator wants to upgrade the memory of the server using two memory modules. The server has two banks of memory with the following slots available: A2, A3, A4, B2, B3, and B4. In which of the following two slots should the administrator install the additional RAM? A. Slots A2 and A3 B. Slots A2 and B2 C. Slots A2 and B4 D. Slots B2 and B3
B. Slots A2 and B2
A server technician has been tasked with purchasing cables and connectors for a new server room. The server room consists of one switch, two servers, and one IP telephone. Which of the following types of cables and connectors should the technician purchase? A. Coaxial cable and BNC connectors B. Straight through Ethernet cable and RJ-45 connectors C. Silver satin and RJ-11 connectors D. Crossover Ethernet cable and RJ-11 connectors
B. Straight through Ethernet cable and RJ-45 connectors
Which of the following methods should be used when classified or sensitive data is stored on a server? A. Directory encryption B. Whole disk encryption C. File encryption D. Partition encryption
B. Whole disk encryption
Which of the following methods should a technician perform to properly clear a hard drive before disposal? A. Delete the FAT B. Zero all block sectors C. Delete the partition D. Zero the NTFS journal
B. Zero all block sectors
A technician notices a rack mounted server is beeping without booting up. The NEXT step to diagnose this issue would be to: A. continue to power cycle the server until it boots normally. B. count the beeps and reference the service manual. C. disable the alarm within the server. D. install the server into a different rack.
B. count the beeps and reference the service manual.
A blade server indicates it has a failed hard disk in Slot 0. This is the third instance of Slot 0 disk failure in three months. Which of the following is the MOST likely cause of the failed hard disk in Slot 0?
Backplane
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?
Backplane failure
Which of the following provides two-factor authentication?
Bank card and PIN.
In an effort to reduce recovery time during hardware failures, a server administrator needs to implement a backup method that will allow for complete OS and service/application recovery as long as compatible hardware is available. Which of the following backup types meets this requirement?
Bare metal
An emergency power off accidentally occurs in a data center during a fire alarm test. On recovery, the server administrator notices that an external storage array is performing consistency checks on all the volumes configured in the array. Which of the following components of the storage array has MOST likely failed or faulted?
Battery backed cache
Which feature on Windows Phone 8.1 provides secure encryption of all user data stored locally on internal data partitions?
BitLocker
Which of the following allows virtual machines to share the NIC of the host?
Bridging
A hardware compatibility list recommends striping with double parity as storage for an application. In a test environment, a technician realizes that a different RAID level can be used to compensate for a limited number of available disks. Which of the following is the closest RAID level the technician should deploy while minimizing the number of disks and maintaining fault tolerance? A. 0 B. 1 C. 5 D. 10
C. 5
An ISP is currently drafting and compiling a Service Level Agreement that states there should only be 5.26 minutes of downtime per year, 25.9 seconds per month, and 6.05 seconds per week. Which of the following percentages should be used to meet these metrics? A. 99.9% B. 99.99% C. 99.999% D. 99.9999%
C. 99.999%
A technician needs to install six blade servers. Which of the following MUST a technician install along with the blades? A. Blade rail kits B. Blade shelves C. Blade enclosure D. Blade station
C. Blade enclosure
A system administrator notices that there is a low level of available storage space on a fileserver. Which of the following should be implemented to limit the amount of storage space users can utilize on the file server? A. Disk shadowing B. Disk compression C. Disk quota D. Disk indexing
C. Disk quota
A technician reads a hardware manufacturer's blog indicating a critical firmware update is available for the company's file server. Which of the following is the BEST course of action? A. Download and install a firmware update from a centralized server. B. Download the firmware update and test it on a VM. C. Download the firmware update and test it on a non-production server. D. Download the firmware update and run it on the company's file server immediately.
C. Download the firmware update and test it on a non-production server.
A system technician is asked to create a test environment that will consist of 45 computers and a file server. Which of the following types of servers is BEST suited for IP management in the lab network? A. Domain Name Service B. Window Internet Naming Services C. Dynamic Host Configuration Protocol D. Routing and Remote Access
C. Dynamic Host Configuration Protocol
The IT director instructed the systems administrator to build a server to support the accounting department's file growth. The IT director requested that the accounting users have the ability to encrypt their files; however, the accounting users have reported the inability to encrypt their files. Which of the following file system types is MOST likely causing this issue? A. QFS B. ZFS C. FAT32 D. CIFS E. ext4
C. FAT32
As a best practice, which of the following should be determined prior to provisioning a server? (Select TWO) A. User accounts B. Group accounts C. Hostname D. MAC address E. Domain name F. IP address
C. Hostname F. IP address
A technician is installing an operating system on a server using source files on a USB storage device. The technician is unable to boot to the USB device using different USB ports on the server. Which of the following should the technician do to ensure that the operating system can be installed from the USB storage? A. Copy the source files to a CD B. Install the latest USB device drivers C. Reconfigure the boot order D. Update the BIOS firmware
C. Reconfigure the boot order
A system administrator needs to install an operating system onto a new server in a remote location using PXE. Which of the following methods will BEST accomplish this? A. SSH B. RDP C. TFTP D. HTTP
C. TFTP
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
C. Tape media
A technician is upgrading the memory in a server. The server requires DDR3 Registered DIMMs. The server has four banks of three slots for memory and currently there is one 2GB module in each bank. When the technician attempts to add eight more 4GB modules of DDR3 unbuffered ECC memory the memory does not fit in the slots. Which of the following is the cause of this issue? A. In a bank, 2GB and 4GB memory cannot be mixed. B. The server cannot use ECC memory. C. The server requires fully buffered memory. D. The total memory on the server cannot exceed 24GB of RAM.
C. The server requires fully buffered memory.
Which of the following is the MOST redundant power solution? A. Two power supplies, each hooked up to individual legs of one 3-phase circuit. B. Two power supplies, each hooked up to the same 1-phase circuit. C. Two power supplies, each hooked up to separate 1-phase circuits. D. One power supply hooked up to two 1-phase circuits.
C. Two power supplies, each hooked up to separate 1-phase circuits.
An administrator receives multiple reports that users cannot access a secure website hosted on a server the administrator manages. The administrator investigates and discovers that the reason users cannot access the secure site is because: A. port 22 is closed. B. port 80 is closed. C. port 443 is closed. D. port 3389 is closed.
C. port 443 is closed.
A server technician is connecting a server to a switch in the server room. Both the server and the switch are equipped with 10 Gigabit Ethernet adapters. Which of the following cable choices would produce the BEST throughput?
CAT6 straight-through cable
A certain rack mounted blade server chassis needs 3-phase power for operation. There is currently only single-phase power coming into the room. The administrator needs to:
Call an electrician to see if 3-phase power can be brought into the room.
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?
Change the IP address on the server to 10.10.10.254.
A technician would like to restrict when internal hardware components on the server are accessed. Which of the following server hardening techniques should the technician implement?
Chassis lock
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?
Check the application logs.
A user in the accounting departmentreportsthat print jobs are not printing. A user in the software development department also cannot print to the same printer, but can print to two other printers on different print servers. Which of the following should be the administrator's FIRST step?
Check whether the print spooler service has started.
Multiple users report that an application attempting to open a file retrieved from a server reports that the file is corrupted. Which of the following applications can be used on the server to verify file integrity?
Checksum
A technician is tasked with creating servers that are fault tolerant and highly available. Which of the following would be the BEST solution for this task?
Clustering
An administrator is updating the server infrastructure at a company's disaster recovery site. Currently, an enormous amount of effort is required by the administrator to replicate operations. Which of the following types of site is the administrator currently using?
Cold site
Server A hosts a mission-critical business application. The server has one disk and one NIC. The administrator has been asked to implement a solution to meet the business requirement that the application must maintain high availability, even in case of a hardware failure. Which of the following BEST meets this requirement?
Configure failover clustering using Server A and a new server.
A technician is asked to troubleshoot a server that constantly reboots. There are no error messages displayed on the server. Which of the following should the technician check?
Cooling failure
Which of the following describes an alternate site where only the infrastructure (building, power, cooling) has been established? A. Mirror site B. Warm site C. Hot site D. Cold site
D. Cold site
Which of the following factors would cause a technician to select a hard drive over an SSD as a primary storage medium? A. Speed B. Power consumption C. Form factor D. Cost
D. Cost
Which of the following is a basic difference between DAS and NAS? A. NAS requires fibre channel; DAS does not. B. NAS is faster than DAS when using NFS. C. DAS operates its own OS; NAS does not. D. DAS is directly connected to a server; NAS is connected via IP networking.
D. DAS is directly connected to a server; NAS is connected via IP networking.
Network devices between two firewalls are included in which of the following? A. VPN B. SAN C. VLAN D. DMZ
D. DMZ
A system administrator is concerned with employees connecting removable storage to the server to copy sensitive data. Which of the following solutions addresses this concern? A. Disable write access B. Disable WOL C. Disable TPM D. Disable physical ports
D. Disable physical ports
A system administrator has a database server that crashes at random times. No changes have been made to either the server's software or hardware. Which of the following is the FIRST step the administrator should take towards resolving this issue? A. Establish an action plan. B. Perform a root cause analysis. C. Document the findings. D. Identify the problem and scope.
D. Identify the problem and scope.
A network administrator is installing additional devices on the network. Currently, the network segment is utilizing all allocated IP addresses. If there are additional addresses available which of the following would be BEST for the network administrator to perform to accommodate the new network devices? A. Create a new DHCP scope for the network segment in question. B. Configure the DHCP server for IPv6. C. Configure the network to use NAT for the network segment in question. D. Increase the size of the DHCP scope for the network segment in question.
D. Increase the size of the DHCP scope for the network segment in question.
A server administrator is configuring access control on a file server for an organization. The Human Resources manager is taking a leave of absence for three months, during which time an interim Human Resources manager will take over the duties of the position. Which of the following types of access control should be configured on the file server? A. MAC B. CBAC C. DAC D. RBAC
D. RBAC
A technician is experiencing overheating on a rack mounted server. After powering off and removing the cover of the server, a large amount of dust is noticed on one of the fans. After cleaning out the dust and powering the server back on, the server is still overheating. Which of the following would BEST explain this issue? A. The power supply has failed. B. The server is using excessive power. C. The hard drives are running too hot. D. Some of the cooling fans are defective.
D. Some of the cooling fans are defective.
Users report that an application is unable to connect to a server on the same network segment. Which of the following is the MOST likely reason? A. The external firewall is preventing access to the server. B. The DMZ is incorrectly configured. C. The syslog server detects malware on the server. D. The application is using a port that is closed on the server.
D. The application is using a port that is closed on the server.
A technician has completed the installation and configuration of a third email server. The technician has configured the firewall to permit email traffic, but the mail is only being received by the two older servers. Which of the following should the technician configure to ensure incoming email will be processed by all three servers? A. Enable NTP to ensure all three servers are synchronized. B. Configure IMAP on the new mail server. C. Add the DNS server option in DHCP. D. Update the MX record in DNS.
D. Update the MX record in DNS.
An administrator is building a web server to host an online banking application. The server should not have access to the internal network, and only ports that are used by the application should be opened. Which of the following MUST be implemented to meet the business requirements? A. Add the server to the internal network and use IPSec to encrypt communication between the web server and other devices. B. Use an ISA server to block access to the internal network. C. Use VPN to block all ports that are not used by the application. D. Use the company firewall to block all ports that are not used by the application.
D. Use the company firewall to block all ports that are not used by the application.
A system administrator wants to assure that a server is responsive. Which of the following networking tools should the administrator use to verify network connectivity? A. arp B. netstat C. ipconfig D. ping
D. ping
Clients cannot connect to the network. A technician determines that port 68 is not open. Which of the following protocols is being blocked?
DHCP
Which of the following server types translates FQDNs to IP addresses?
DNS
Which of the following services provide hostname to IP address resolution? (Select TWO).
DNS WINS
Which of the following server types requires the LARGEST amount of available hard drive space?
Database server
Which of the following graphically depicts the movement of information within a system?
Dataflow diagram
When attempting to diagnose service access issues between multiple hosts that coordinate information, which of the following can be used to track dependencies?
Dataflow diagrams
Which of the following is the MOST secure to erase data before disposal of server hard drives?
Degaussing
An administrator was tasked to enforce disk quotas on the Windows file server. The administrator allocated 1GB of space to each user. A month later, the users were still able to save beyond 1GB. Which of the following check boxes should have been selected?
Deny access if limit is reached
A line-of-business software patch notification is received. The notification indicates that version 5.0 of the software has new features that the accounting department has been expecting.The update requires a new version of the OS and new version of SQL on the server. Which of the following should the administrator performFIRST?
Develop a plan to build a test server.
Which of the following server types stores the list of network usernames and passwords required for authentication?
Directory
Which of the following server types is commonly used for authentication and credential storage?
Directory server
Which of the following troubleshooting methods would be performed after resolving an issue?
Document findings
When looking at an organization's file server configuration, an IT manager determines that several outages are tied to a lack of redundancy in the disk controller configuration. Which of the following features would the IT manager look for in a new configuration to correct this? A. Disk shadowing B. RAID 0 C. Remote journaling D. Electronic vaulting E. Disk duplexing
E. Disk duplexing
A technician is concerned about memory data corruption in a server. Which of the following memory types should be considered?
ECC
A technician is working on a server that is experiencing network connectivity issues. The technician replaces the NIC on the server, but this does not resolve the issue. Which of the following troubleshooting steps should the technician do NEXT?
Establish a new theory of probable cause
A company has hired a consultant to review the production storage infrastructure and provide suggestions on improving performance. The consultant has identified a bottleneck in the production switching fabric and successfully tested the solution in a lab environment. Which of the following should the consultant perform NEXT, according to best practices?
Establish a plan of action to implement the solution in production.
A server's runtime during power outages is too short to shut down properly. A system technician is asked to remediate the problem. Which of the following would be the result of adding additional batteries to the UPS?
Extended uptime
A blade server chassis has two power supplies. Which of the following is a benefit of a technician connecting each power supply to a separate UPS unit?
Fault tolerance
A user changed departments from sales to accounting. The user is unable to access the shared network drive containing the accounting department's files. Which of the following should a technician check?
File permissions
Which of the following is the purpose of an NTP server?
For synchronizing clocks on network devices
An administrator needs to perform a backup of all servers for an upcoming disaster recovery exercise at a company cold site. Which of the following types of backup should be performed?
Full
Which of the following is an example of the principle of least privilege and is the MOST secure when granting access to a shared network drive used by the Accounting department?
Grant appropriate permissions to only users in the Accounting department for both the share and NTFS
Which of the following protocols is considered stateless and utilizes TCP when communicating between a server and client?
HTTP
Swap space or page file is reserved on the:
Hard Disk
Your company needs a service that eliminates a single point of failure on any provisioned service. Which feature can Microsoft Azure offer to lower the probability of a failure that disrupts business operations?
High availability
A system administrator has decided to create several VMs for a company. In which of the following locations would each of the VMs reside?
Host
The shortest time to recovery method in the event of a complete datacenter failure is to utilize a:
Hot Site.
A technician has traveled toacompany's alternate site to assess current operations of the network infrastructure. Following the assessment, the technician has informed management that everything is operational, with all applications and data mirrored. Which of the following types of site does the company have?
Hot site
Which of the following is the core software application that manages computer virtualization?
Hypervisor
A server administrator has been asked to make recommendations for purchase of a new database server that will be processing all of the company accounts. One area of concern from prior experience is the storage type used by the database server. The server is expected to have a large number of transactions that occur, but will not require a large amount of capacity for the data storage. Given these requirements, which of the following storage criteria are MOST important? (Select TWO)
IOPS Seek time and latency
A technician has finished installing the operating system on a new server and needs to provide IP addressing information. The server will be connected to the DMZ network. Devices on the network use a default gateway address of 192.168.55.1. Which of the following is a valid IP address for a server in the DMZ network?
IP: 192.168.55.5, NETMASK 255.255.255.128
Users in the accounting department report that they are unable to access a shared network drive used by all departments. Upon troubleshooting, a technician determines that three users in the marketing department, two in sales, five in human resources, and ten in IT are all successfully accessing the shared network drive. Which of the following is MOST likely causing the issue?
Incorrect NTFS group permissions
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?
Incorrect default gateway
A system administrator needs to rebuild a server by booting to the OS DVD. The server powers up but attempts to boot from the network. Which of the following is the MOST likely source of the problem?
Incorrect media type
A technician working in the datacenter has finished racking a new 4U server into a new rack. Which of the following should the technician do to allow for hot/cold aisle containment?
Install blanking panels in the rack.
An administrator needs to create two websites. One website must only be used by internal users and the other website must be a corporate website accessible externally by customers. Which of the following website types is needed?
Intranet for users and extranet for customers
Which of the following is a reason to have a remote cold site readily available in case of a disaster in the primary data center?
It provides a company with a backup location to install the necessary equipment to restore critical services.
An administrator needs to control servers locally via a console. The administrator wants a rack mounted solution for easy access. Which of the following should be installed?
KVM
Which of the following protocols can be used to query for host, user, and group information for clients?
LDAP
Which of the following services provides users with directory services?
LDAP
A technician is asked to troubleshoot a hardware alert on a server. The server is up and running and all users can access their data. Which of the following could the technician use to find the failed component? (Select TWO).
LEDs LCD messages
A server administrator wants to isolate a SAN hosted LUN to be visible to only a single host. Which of the following methodologies would be used to present the LUN to only that host?
LUN masking
A system administrator has just performed a backup. Which of the following should the administrator perform to easily identify the backup tape?
Label the tape
A technician is installing a rack mounted server into a rack in a data center with CRAC units and blanking panels. Blanking panels are used to:
Limit airflow leakage in the rack.
Which of the following is the MOST complex way to directly reduce heat for computing components?
Liquid cooling units
A datacenter audit finds that a number of personnel are not using access cards when entering a secured area with a coworker. Which of the following security methods could be implemented to help prevent this behavior?
Mantrap
In a Windows environment, a user is able to access the network folder and open items, but is not able to delete anything. Which of the following folder permissions does the user require?
Modify
An administrator purchases a new server, which contains only one Xeon processor. This server is also known as a:
Multicore Server.
An administrator decides to implement access control techniques to secure a datacenter. Which of the following would be the STRONGEST technique for the administrator to use?
Multifactor authentication
A network administrator is tasked to set up zoning for a SAN infrastructure that requires redundancy. Which of the following types of hardware should the administrator implement?
Multiple HBAs
Users on multiple network segments report that they are unable to retrieve email from a server. Which of the following commands will allow a server technician to ensure that the email service is running on the server?
Netstat
A technician trouble shooting a mail server determines that the server is low on available hard drive space and needs an additional hard drive installed. The server will need to be offline for the hardware installation. Which of the following troubleshooting steps should the technician do NEXT?
Notify impacted users of the scheduled maintenance.
A server technician in a data center configures a daemon to monitor the battery health in a UPS. Over a two day time period, the daemon generates a warning message. Which of the following represents the FIRST action that should be taken by the server technician?
Perform a test on the UPS batteries
A user reports that a script \\Server\Share\Runme.bat, which is run on a daily basis, cannot be accessed. Which of the following is the FIRST step to take in resolving this issue?
Ping the server.
A new version of the primary operating system used by a company has been released. Due to some significant changes in the OS, a system administrator wants to see which remotely accessible services are enabled by default to assess the security risk prior to upgrading to the new version. Which of the following utilities should the administrator use?
Port Scanner
Which of the following is a requirement for a server to allow guests to be installed on a hypervisor host?
Processors that support virtualization
A server administrator is implementing disk redundancy in all database servers. Which of the following RAID configurations should the administrator use so that a MINIMUM number of disks are required?
RAID 1
A technician is assigned a task to configure a new server with six hard drives. The senior administrator requested the technician utilize the drives for maximum fault tolerance. Which of the following RAID configurations should the technician use?
RAID 10
An administrator is asked to change a configuration using a GUI on a Windows server, but does not have access to a KVM. Which of the following is BEST to make the change?
RDP
Which of the following protocols can be used to perform configuration management on a remote server using the MOST secure methods? (Select TWO)
RDP SSH
An administrator sees a message in the system console that a drive is bad in the single-volume JBOD storage array. A few minutes later, a user calls the help deskto report an inability to read a file from a mapped drive. Which of the following should the administrator do?
Replace the failed drive and restore the data from the last backup.
A server technician is tasked to replace a RAID controller battery on a server. The server technician has no prior experience replacing a RAID controller battery. Which of the following should the server technician do to obtain the required knowledge or procedures to replace the battery?
Review service manuals
Several of the finance department computers are experiencing timeouts while in their financial program. The program will not open or close; however, the previous day the program was running without issues. Which of the following is MOST likely the cause of this problem?
Rogue processes
Which of the following replication methods is MOST appropriate when integrating data from multiple remote offices?
Site to site
In a PKI, which of the following represents the top level of a certificate authority?
Root CA
Which of the following involves finding and correcting the MOST important reason for performance issues?
Root cause analysis
A technician is tasked with building a test server. Which of the following hard drive types will provide the highest performance?
SAS
An administrator has been tasked with making recommendations for purchasing new disks for a low I/O file server. Keeping in mind that budget and capacity are the primary concerns, which the following disk types should the administrator recommend?
SATA
A server has been assigned a role of mail server. Which of the following services will be installed as a result of this selection?
SMTP
Which of the following protocols is used primarily for monitoring and managing network devices?
SNMP
A technician is tasked to build a server requiring the fastest possible performance. Which of the following would achieve this requirement?
SSD
After successfully authenticating to a remote server, a server administrator is presented with an interactive command line with no graphical interface. Which of the following protocols did the administrator MOST likely use to securely connect to the remote server?
SSH
A technician is called upon to add storage to a database server. The database administrator needs the maximum performance for accessing many small files. Which of the following specifications should the technician focus on when selecting the drive to add to the server?
Seek time
A system administrator is asked to set up several physical file servers that have recently crashed due to a power failure. Which of the following documents should the administrator refer to in order to complete this task?
Server configuration documentation
A server administrator is researching the purchase of SSD for a server. The administrator receives a report from the datacenter technician detailing current storage requirements and future growth planning estimates as follows: ServerA: Current-15TB-Future-50% growth ServerB: Current-20TB-Future-80% growth Based on this report, which of the following represents the MINIMUM storage requirements needed?
ServerA-23TB, ServerB-36TB
A customer reports that connectivity to their web server has been sporadic throughout the morning. An administrator has applied OS patches periodically throughout the morning and rebooted the server. Which of the following has the administrator MOST likely violated?
Service level agreement
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?
Service/application memory leak
A system technician is tasked with destroying several hard drivesthat contain PII. Which of the following would be the BEST method for disposing of the drives?
Shred the hard drives.
A technician is tasked by an administrator to patch a virtual machine. The technician needs to ensure that in case of failure, recovery of the virtual machine will be possible. Which of the following recovery principles should the technician employ?
Snapshot
A technician needs to install an operating system patch on a virtual server. Which of the following backup types should the technician perform prior to the patch installation that will allow the server to be restored the FASTEST?
Snapshot
A system administrator is given a server with an existing OS installed and four empty SAS bays. The system administrator is asked to set up a new data drive for testing with 100GB of data. For the best possible performance, which of the following should the system administrator select for the data storage?
Solid State Drive
A technician is replacing a faulty NIC in a server. According to best practices, which of the following should be used to configure the IP address on the server?
Static IP address
A server technician needs to access a remote Unix server for administration. The technician has requested that ports 23, 25, and 161 be opened on the router. After the ports are opened, the technician is still unable to connect to the Unix server. Which of the following ports should be opened on the server to allow for remote administration?
TCP 22
Which of the following default ports should be open on a server for remote administration?
TCP 3389
Which of the following will protect data loss against catastrophic multiple physical drive failure?
Tape backup
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?
The DHCP relay agent was not configured on the adjacent network segment.
A server technician is replacing a web server in an organization. The new server has two integrated NICs. Which of the following describes how the NICs should be configured for fault protection?
The NICs should be placed into a team with one MAC address.
A company is planning to replace old hardware and needs to budget accordingly. Which of the following is likely to contain a list of end of life servers?
The asset management database.
An administrator has been tasked with consolidating six individual servers into one blade enclosure. The administrator completed the task successfully.A week later, all of the blades would not boot properly. Which of the following would MOST likely be causing this issue?
The backplane of the enclosure is faulty
An older server has performance problems writing files to a RAID array. After checking for failed drives, no problems are found. Which of the following should be checked NEXT?
The cache battery
A host server in a small business environment does not have virtual switching configured. The NIC on a guest is configured with an IP address that is on a different subnet from the host server. Which of the following would MOST likely happen in this case?
The guest will not have network access to the host or network resources.
An administrator wishes to use KVM remotely to monitor and control a server farm. In order to perform this function:
The host must be reachable via the IP address.
A server with a number of graphics cards installed was recently upgraded with additional graphics cards. Once the server is started, the system powers off unexpectedly. Prior to the upgrade, the server was stable and exhibited no odd behavior. Which of the following is the MOST likely cause of the problem?
The power supply cannot handle the additional power for the new cards.
A server in a small company functions as a print server. Suddenly it stops sending print jobs to the printers. A technician verifies that the printers are working correctly. Additionally, the print spooler had been restarted and is running on the server, it is accessible from workstations, and it shows as being ready to accept print jobs. Which of the following has MOST likely caused the print server to stop processing print jobs?
The server's hard drive is out of space.
A user is unable to save an image file to their home directory on a server. The server technician checks the disk space and ACL on the user's home directory and finds that the user has enough space and required access to write to the directory. Which of the following is the MOST likely reason why the user is unable to save the file?
The user is attempting to save a file with a prohibited file extension.
A user is unable to save a new presentation to the network U:\ drive. The error message indicates that there is no available space. Other users in the department are not experiencing any problems saving to the U:\ drive. Which of the following is the MOST likely cause of this issue?
The user's disk quota has been exceeded on the U:\drive.
An organization has agreed on the software that will be used to virtualize the company's web servers. Which of the following should the administrator reference prior to purchasing physical servers to be deployed as hosts in the new virtual architecture?
The vendor's hardware compatibility list
Which of the following is a benefit of utilizing a type 2 hypervisor to manage guests?
There is increased hardware support since there is an OS layer.
This question requires that you evaluate the underlined text to determine if it is correct. The "Simple Spaces" resiliency type in Windows 8.1 Storage Spaces requires at least five drives in order to protect a system from a single-drive failure. Instructions: Review the underlined text. If it makes the statement correct, select No change is needed. If the statement is incorrect, select the answer choice than makes the statement correct.
Three-way mirror
This question requires that you evaluate the underlined text to determine if it is correct. The "Simple Spaces" resiliency type in Windows 8.1 Storage Spaces requires at least five drives in order to protect a system from a single-drive failure. Instructions: Review the underlined text. If it makes the statement correct, select No change is needed. If the statement is incorrect, select the answer choice than makes the statement correct.
Three-way mirror
Which of the following is a benefit of using raised floors with specially configured tiles in a server room?
To provide for heat dissipation using forced air through the sub-floor.
In authentication, which of the following represents something you have?
Token
Which of the following power plug types would MOST likely be found in a medical facility?
Twist lock
A technician is installing a server using a two-channel RAID controller, using RAID1 for the first channel and RAID5 for the second channel. If the technician has six 1TB disks total, how will this configuration look?
Two disks RAID1, four disks RAID5
Two new applications have been added to a working server. The server response is now very slow. An appropriate plan of action is to:
Uninstall the newly installed applications one at a time.
An administrator needs to deploy 1000 servers in a short period of time. Which of the following deployment methods will expedite the OS installations?
Use PXE boot to retrieve an image.
A system administrator is tasked with dividing the network so that each department is separate from the other. Which of the following should be used to accomplish this task?
VLAN
A user accidentally deleted a critical file. A technician tries to restore it from tape backup but receives an error that the file does not exist on the tape. Which of the following should the technician do FIRST?
Verify that the correct tape is in the tape drive.
A company has 700 servers installed in 50 server racks in the datacenter. The Chief Technology Officer issued a memorandum to the IT department with a directive to reduce power and cooling consumptions by 50% in the datacenters. Which of the following should the system administrators recommend?
Virtualize the servers in the datacenter
A server technician is updating the operating system on a server. Currently, the server is running the following services: DHCP WINS DNS HTTP The updated server will be used to allow clients to access Web services, resolve host names to IP addresses for mobile iOS clients, and provide network access to thin clients running a Linux operating system. Which of the following services can be removed?
WINS
Which Microsoft Intune Company Portal App platform requires IT deployment?
Windows Phone 8.1
Two servers are to be configured for high availability in a cluster. Both servers will be running applications at the same time. This feature is know as:
active/active.
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?
df
An administrator would like to determine what port and services are running locally on a server. Which of the following Windows command lines and shell tools should the administrator use? (Select THREE).
get-services sc query netstat
A system administrator is troubleshooting a network connectivity issue and runs ipconfig/all on the host. The command returns the following: IPv4 Address: 169.254.0.12 Subnet mask: 255.255.0.0 The client is configured for DHCP. Which of the following commands should be run on the client to resolve this issue? (Select TWO).
ipconfig/release ipconfig/renew
A network administrator is tasked to block all outbound SSH connections on the default port from a network subnet of 10.152.8.0/21 on aLinux based firewall. Which of the following rule sets would accomplish this task?
iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j REJECT
An email administrator is tasked to setup a Linux mail server.One of the requirements is to close all ports except SSH,HTTPS, SMTP, POP3, and IMAP4.Which of the following commands should be used to see which ports are currently open on the mail server? (Select TWO)
lsof netstat