A network administrator finds there are several users who cannot access a particular application. The application does not launch for the users. The network administrator finds the server has not been rebooted in 192 days. Which of the following is the MOST likely cause of these issues?
A. Memory leak
B. Low resources
C. Slow OS performance
D. Service failure
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
A technician has access to a recent full backup. Data has changed since the last backup. Which of the following provides the fastest restore while minimizing backup size?
A. Bare metal
B. Full backup
C. Differential backup
D. Incremental backup
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
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?
A. Checksum
B. Port scanner
C. Cipher
D. Anti-malware
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 desk to report an inability to read a file from a mapped drive. Which of the following should the administrator do?
A. Swap out the failed drive and let the array rebuild.
B. Allow the array rebuild automatically using the hotspare.
C. Replace the failed drive and restore the data from the last backup.
D. Reseat the failed drive and restore the array using the parity drive.
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.
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
A user in the accounting department reports that 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?
A. Determine whether the server is out of virtual memory.
B. Check whether the print spooler service has started.
C. Reboot the print server.
D. Have the users reboot their workstations.
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.
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