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Flashcards in Deck 1 Deck (25)
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1

A technician receives an error message when trying to boot the server stating the operating system was not found. Change management logs indicate a new hard drive backplane was installed in the server last night. Which of the following should the technician do FIRST when troubleshooting the issue?

A. Check system board cables
B. Rebuild RAID array
C. Reinstall server OS
D. Remove newly installed hardware

A. Check system board cables

2

Two RAID arrays are created from eight disks. One is created using RAID 6, the other is created using RAID 5 with a hot spare. Which of the following is the operational difference between these configurations?

A. RAID 6 has the ability to recover from two disks simultaneously failing.
B. The RAID 5 array will be significantly faster than the RAID 6 array.
C. The RAID 6 array will be significantly faster than the RAID 5 array.
D. RAID 6 has a higher storage capacity than RAID 5.

A. RAID 6 has the ability to recover from two disks simultaneously failing.

3

A new file server is added to an existing network. Some users are able to connect to this server, while others are not. A partial network configuration on the server shows the following: Link local: fe80::3000:aff:dea6:f8c/64
Which of the following BEST explains why some users cannot connect to the server?

A. The users' workstations are configured to use DHCP.
B. The users' workstations do not support IPv6.
C. The users' workstations are not on the same network as the server.
D. The user's workstations are configured with an incorrect subnet mask.

B. The users' workstations do not support IPv6.

4

A server has a faulty hard drive, and the administrator needs to replace the hard drive while
it is running. The server needs to support which of the following drives?

A. Hot swappable
B. Hot spare
C. SAS
D. USB
E. Firewire

A. Hot swappable

5

A technician has connected a previously formatted ext4 eSATA drive to a Linux server.
Given the following output:
Disk /dev/sdb: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 382818 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0009f31a
Device Boot Start End Blocks Id System
/dev/sdb1 * 20481 953525168 976761560 83 Linux
Which of the following commands should the technician use to make the partition available
under /data/drive0?

A. fdformat -type Linux /dev/sdbl -d /data/drive0
B. ext2 0x0009f31a /data/drive0
C. net use /data/drive0 /dev/sdb
D. mount /dev/sdbl /data/drive0
E. fdisk -l /data/drive0

D. mount /dev/sdbl /data/drive0

6

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?

A. ifconfig
B. ipconfig
C. nbtstat
D. netstat

D. netstat

7

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?

A. Incremental
B. Bare metal
C. Snapshot
D. Full

B. Bare metal

8

A technician is installing a 2U rack mount server. The necessary rack space height to accommodate the server is:

A. 2.5 inches (.064 meter).
B. 3.0 inches (.076 meter).
C. 3.5 inches (.089 meter).
D. 4.0 inches (.10 meter).

C. 3.5 inches (.089 meter).

9

Which of the following is the MOST complex way to directly reduce heat for computing components?

A. Liquid cooling units
B. Integrated high RPM fans
C. Directed airflow with baffles
D. Hot aisle/cold aisle

A. Liquid cooling units

10

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?

A. Implement 208V 3-phase servers
B. Implement hot aisle / cold aisle
C. Virtualize the servers in the datacenter
D. Replace each server with a blade server

C. Virtualize the servers in the datacenter

11

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?

A. Cipher program
B. Port scanner
C. Telnet client
D. Packet sniffer

B. Port scanner

12

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?

A. 199.90.10.49, 255.255.255.240
B. 199.90.10.47, 255.255.255.224
C. 199.90.10.47, 255.255.255.240
D. 199.90.10.48, 255.255.255.240

C. 199.90.10.47, 255.255.255.240

13

Which of the following is a benefit of using raised floors with specially configured tiles in a server room?

A. To provide for heat dissipation using forced air through the sub-floor.
B. To provide for liquid cooling systems through the sub-floor.
C. To provide a location for baffles or shrouds in the sub-floor.
D. To provide a location for redundant power supplies in the sub-floor.

A. To provide for heat dissipation using forced air through the sub-floor.

14

An administrator wishes to use KVM remotely to monitor and control a server farm. In order
to perform this function:

A. remote control must be disabled on each server.
B. the host must be reachable via the IP address.
C. a serial cable must be available.
D. a monitor must be attached to every server.

B. the host must be reachable via the IP address.

15

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).

A. Capacity
B. RPM
C. IOPS
D. Seek time and latency
E. Form factor
F. Bus width

C. IOPS
D. Seek time and latency

16

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

B. Service/application memory leak

17

A datacenter technician encounters a power receptacle labeled NEMA L5-30. Which of the following powers is this socket rated for?

A. 115v 30 amp
B. 208v 30 amp
C. 220v 1 phase
D. 440v 3 phase

A. 115v 30 amp

18

A technician has traveled to a company'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?

A. Warm site
B. Cold site
C. Hot site
D. Standby site

C. Hot site

19

n 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?

A. Execute
B. Read
C. Write
D. Modify

D. Modify

20

Clients cannot connect to the network. A technician determines that port 68 is not open.
Which of the following protocols is being blocked?

A. POP3
B. DNS
C. LDAP
D. DHCP

D. DHCP

21

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?

A. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j REJECT
B. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 23 -j REJECT
C. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j ACCEPT
D. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 23 -j ACCEPT

A. iptables -i OUTPUT -d 10.152.8.0/21 -p TCP --dport 22 -j REJECT

22

Which of the following is the purpose of an NTP server?

A. For hosting instant messaging applications
B. For synchronizing clocks on network devices
C. For file sharing and collaboration
D. For hosting newsgroups

B. For synchronizing clocks on network devices

23

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 perform FIRST?

A. Schedule downtime to update the OS and SQL on the server.
B. Download and test the new version.
C. Develop a plan to build a test server.
D. Request feedback from the accounting department.

C. Develop a plan to build a test server.

24

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?

A. The vendor's software compatibility list
B. The vendor's service level agreement
C. The vendor's hardware compatibility list
D. The vendor's end user licensing agreement

C. The vendor's hardware compatibility list

25

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. Both servers will be monitored by a witness on a LUN. Which of the following cluster
techniques should be implemented to meet these requirements?

A. Active/Active
B. Active/Passive
C. Single Local Quorum
D. Passive/Passive
E. Shared Multiple Quorum

B. Active/Passive