CompTIA SK0-004 Online Practice Questions and Exam Preparation

CompTIA SK0-004 Online Questions & Answers

• Question 421:

  A technician is configuring switches with SFP ports 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

• Question 422:

  DRAG DROP

  Match each port number with its appropriate protocol name.

  Select and Place:

  

  

• Question 423:

  An administrator is connecting a laptop to administer a switch using an Ethernet cable, which works on a PC to a wall jack. The switch is functioning, but the administrator is unable to establish a connection with the switch. Which of the following is MOST likely the issue?

  A. The switch is faulty
  B. The port is faulty
  C. The cable is a rollover cable
  D. The cable is a straight-through cable
  B. The port is faulty

• Question 424:

  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?

  A. Service level agreement
  B. Mean time before failure
  C. Mean time to repair
  D. Request for proposal
  A. Service level agreement

• Question 425:

  Which of the following is a reason for setting up a VLAN?

  A. It is required for 802.1X security.
  B. It connects virtual network cards to a hypervisor.
  C. It is required for SSL/TLS security.
  D. It creates a logical separation of a physical network.
  D. It creates a logical separation of a physical network.

• Question 426:

  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?

  A. Increased load balancing
  B. Extended uptime
  C. Greater efficiency
  D. Increased power output
  B. Extended uptime

• Question 427:

  Which of the following RAID arrays performs mirroring of the disks first, then striping of the disks?

  A. RAID 1
  B. RAID 0+1
  C. RAID 6
  D. RAID 10
  D. RAID 10

• Question 428:

  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?

  A. Snapshot
  B. Incremental
  C. Differential
  D. Full
  D. Full

• Question 429:

  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 a Linux 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

• Question 430:

  During a power outage, the battery on the server motherboard is used to:

  A. keep the NIC information
  B. power the server in case main power is disconnected
  C. power the RAM
  D. keep the CMOS information
  D. keep the CMOS information