CompTIA CompTIA Certifications 220-1101 Questions & Answers

• Question 751:

  Which of the following provides a client device with an IP address?

  A. DNS

  B. DHCP

  C. IPSec

  D. SMB

  Correct Answer: B

• Question 752:

  A desktop PC was recently moved to a new area and needs internet access RJ45 connections are not available, but access can be provided through 802.11n connections. Which of the following will need to be installed?

  A. Wireless NIC

  B. NFS system

  C. SSHD

  D. USB card

  Correct Answer: A

• Question 753:

  Which of the following networking devices will MOST likely need to be installed in between the ISP and the LAN in a SOHO environment?

  A. Switch

  B. Firewall

  C. Cable modem

  D. Router

  E. Access point

  Correct Answer: D

• Question 754:

  A technician is building a new computer for a customer. The computer must use an ITX-sized motherboard and have a RAID 5 array with all drives using the same interface. Which of the following drive types will the technician MOST likely utilize?

  A. SCSI

  B. PCIe

  C. NVMe

  D. SATA

  Correct Answer: D

• Question 755:

  Which of the following should a user do FIRST when upgrading the power supply on a gaming PC?

  A. Update the BIOS

  B. Disconnect the system memory

  C. Check the wattage rating

  D. Reseat the graphics card

  Correct Answer: C

• Question 756:

  A customer's cell phone screen is discolored in several areas. Which of the following components is the MOST likely cause of the issue?

  A. Bulging battery

  B. Wired connectors

  C. Liquid crystal display

  D. Phone case

  E. Protective glass

  Correct Answer: C

• Question 757:

  A user's device needs more memory, so a technician installs extra RAM with the following specifications:

  2 x 8Gb DDR3-1066 (PC3-8500) 1 x 16Gb DDR3-1333 (PC3-10600)

  Which of the following speeds would maximize reliability?

  A. 1,066

  B. 1,333

  C. 8,500

  D. 10,600

  Correct Answer: A

• Question 758:

  A user lost a wallet containing credit and debit cards and is unable to purchase merchandise. Which of the following mobile phone technologies would allow the user to complete transactions?

  A. GSM

  B. MFA

  C. PRL

  D. NFC

  Correct Answer: D

• Question 759:

  A web developer needs to test the compatibility of web functions across multiple different browsers and versions of those browsers. The web developer only has one machine and cannot install multiple browser versions. Which of the following should the developer do to BEST resolve the issue?

  A. Purchase more machines.

  B. Deploy application virtualization.

  C. Test using a virtual desktop.

  D. Set up a multiboot configuration.

  Correct Answer: C

• Question 760:

  A network administrator is troubleshooting a connectivity issue. The administrator performs a port scan, and the following information is generated:

  

  Which of the following standard ports should be open to allow a successful RDP connection?

  A. 53

  B. 443

  C. 445

  D. 3389

  Correct Answer: D