Explanations Your library Create Create Study sets, textbooks, questions A+ P1 Terms in this set (133) 802.11a 54 Mbps - 5 GHz USB 3.0 SuperSpeed: 5 gigabits per second, 3 meters -SuperSpeed+ USB 3.1 -Higher speed communication between Type-A and USB-C connectors -10 Gbit/sec speed (twice the rate of USB 3.0) What is the IP address of the " localhost?" 127.0.0.1 is the local host address and allows computer to ping itself LEFT Ethernet Green Light 100mbps Speed RIGHT Ethernet Light OFF No link established RAID 10 mirrored sets in a striped set Disk striping with extra parity. Like RAID 5, but with more parity data. RAID 6 Requires five or more drives, but you can lose up to two drives at once and your data is still protected. Second RAM slot on laptop sometimes hidden here A+ P1 Under Keyboard 128-191 Class B IP Address Used by Corps and Universities Subnet mask 255.255.0.0 192-223 Class C IP Address Used by small offices and home offices Subnet mask 255.255.255.0 Class D IP Address What is a FRU? Boot.ini What is the maximum throughput of a SATA II drive? 224-239 Used for multicast testing A field-replaceable unit. A component that can be replaced by a technician on-site. A file that specifies the Windows path installation and a variety of other startup options. 3 Gbps IMAP (Internet Message Access Protocol) - This is a protocol used to pull email messages from an inbox on an email server down to an email client. IMAP is more Port 143 (TCP) secure than POP3 and offers the ability to pull headers down from the email server as well as to delete messages directly off the email server without having to download to the local client first. Port 3389 (TCP) Remote Desktop Protocol (RDP) Desktop as a Service (DaaS) is a cloud computing offering where a service provider DaaS delivers virtual desktops to end users over the Internet, licensed with a per-user subscription. A+ P1 PaaS Platform as a Service. Provides cloud customers with an easy-to-configure operating system and on-demand computing capabilities. Compare to IaaS and SaaS. Virtual Desktop Infrastructure (VDI) is the practice of hosting a desktop operating system VDI within a virtual machine (VM) running on a centralized server. VDI is a variation on the client/server computing model, sometimes referred to as server-based computing. The term was coined by VMware Inc. SNMP CDMA connect to network while travelling? "Error loading operating system, BOOTMGR is missing, Press Ctrl+Alt+Del to restart." PCIe speed compatibility Simple Network Management Protocol - Used to communicate with and manage network devices such as switches and routers The PRI and PRL must be updated and referenced when traveling. boot from the installation disc, select "Repair your computer", and then enter the command-line interface (CLI). From the CLI, enter the command "bootrec /fixmbr" to repair the master boot record. If the x8 card is placed into an x16 slot, it will reduce the speed to the equivalent of a 1x slot to ensure compatibility and reliability. 8 Pins (2x4) CPU Power has how many pins 3 MULTIPLE CHOICE OPTIONS PSK WPA uses 3 MULTIPLE CHOICE OPTIONS ping 127.0.0.1 How to test if NIC is working? 3 MULTIPLE CHOICE OPTIONS A+ P1 FTP protocol & Ports TCP & Ports 20 + 21 802.11b 11 Mbps, 2.4 GHz 802.11g 54 Mbps, 2.4 GHz 802.11n 600 Mbps - 5GHz and 2.4GHz Wireless networking standard that operates in the 5-GHz band and uses multiple 802.11ac in/multiple out (MIMO) and multi-user MIMO (MU-MIMO) to achieve a theoretical maximum throughput of 1 Gbps. RAM beep code Continuous Low speed: 1.5 megabits per second, 3 meters USB 1.1 Full speed: 12 megabits per second, 5 meters USB 2.0 Convert RAM PC speed to Mhz Convert RAM speed Mhz to PC Speed PCIe video power connector has how many pins? Which network device can only broadcast data? A+ P1 LEFT Ethernet Amber Light 480 megabits per second, 5 meters Divide by 8 Multiply by 8 6 or 8 Hub 1Gbps Speed LEFT Ethernet Light OFF 10 mbps Speed RIGHT Ethernet Light Flashing Activity on port CD rom original drive speed 150 kbps What is likely to be reset during standard printer Paper and tray settings maintenance RAID 0 Striping RAID 1 Mirroring RAID 5 striping with parity Intermittent lockups and reboots are most likely caused Bad PSU by -Identify the problem. -Establish a theory of probable cause. Six troubleshooting steps -Test the theory to determine the cause. -Establish a plan of action to resolve the problem and implement the solution. -Verify full system functionality and, if applicable, implement preventive measures. -Document findings, actions, and outcomes. 1-126 Class A IP Address Used by Large Corps and ISPs Subnet mask 255.0.0.0 A+ P1 Class E IP Address 240-255 (Reserved) Which end of the USB cable plugs into the PC? What is eSATA and when would you use it? What is the correct boot sequence for a PC? Plug the A connector into the PC. external SATA Power good, CPU, POST, boot loader, operating system 10.0.0.0 - 10.255.255.255 What are the three private IP ranges? 172.16.0.0 - 172.31.255.255 192.168.0.0 - 192.168.255.255 SDRAM DIMM pins Where is Wake on LAN enabled initially? How many pins does a DDR2 DIMM have? chassis intrusion detection ATX12V P1 Power Rails Configure the email The user would like for the email to only be stored on 168 BIOS 240 A motherboard feature that helps you identify when a system case has been opened. 3.3, 5, 12 V Server and domain POP3 this tablet. Which of the following email server setting types would the technician use to accomplish this task? What component can you not typically upgrade on a laptop? A+ P1 Video Card Apparently Which port should be blocked on a server to block 22 remote logins? How many devices can you attach to a single serial ATA 1 controller? What will give PC beep codes? Graphics Card & RAM FTP File Transfer Protocol (TCP/UDP) Port 20/21 20 for servers connecting to clients 21 for client connecting to servers Port 23 (TCP/UDP) Port 25 (TCP/UDP) Port 110 (TCP) Port 53 (TCP/UDP) Port 80 & 8080 (TCP) Port 443 (TCP) What is a WMN? A+ P1 Telnet - Unencrypted method to remotely administer network devices (should not be used) SMTP (Simple Mail Transfer Protocol) POP3 (Post Office Protocol) - This is a protocol used to pull email messages from an inbox on an email server down to an email client. DNS (Domain Name System) HTTP (Hypertext Transfer Protocol) HTTPS (Hyper Text Transfer Protocol Secure) A Wireless Mesh Network (WMN) is a communications network made up of radio nodes organized in a mesh topology. Infrastructure as a Service. A cloud computing technology useful for heavily utilized IaaS systems and networks. Organizations can limit their hardware footprint and personnel costs by renting access to hardware such as servers. Compare to PaaS and SaaS. Service Location Protocol (SLP) is a protocol or method of organizing and locating the Port 427 (TCP/UDP) resources (such as printers, disk drives, databases, e-mail directories, and schedulers) in a network. Which port should you block at your network firewall to 22 - Secure shell (SSH) is the protocol used for remote administration and file copying. prevent remote login to server? The VMs need to have access to a virtualized network External and communicate with the host operating system and the internet. What connection do they need? VMs need to communicate with host and other VMs, Internal what network type do they need? VMs need to communicate with each other, what kind of A private network connection type will create a switch that is usable only by the VMs network do they need? What concept allows multiple devices to share a single NAT (Network Address Translation) IP when connecting to the internet? SMB Server Message Block - Used to communicate with and manage network devices such as switches and routers Transmission Control Protocol - provides reliable, ordered, and error-checked delivery of TCP A+ P1 a stream of packets on the internet. TCP is tightly linked with IP and usually seen as TCP/IP in writing. Has Handshake. UDP Most secure wifi configuration. Which type of internet connection allows for high- User Datagram Protocol. Used instead of TCP when guaranteed delivery of each packet is not necessary. UDP uses a best-effort delivery mechanism. No Handshake. WPA2 and AES Cable speed bi-directional data communication over a hybrid fiber-coaxial (HFC) connection? Metropolitan Area Network (MAN) is a computer network that interconnects users with MAN computer resources in a geographic region of the size of a metropolitan or city area. This usually works by providing municipal broadband via Wi-Fi to large parts or all of a municipal area by deploying a wireless mesh network. MOST dangerous type of threat when using VM escape refers to malware running on a guest OS jumping to another guest or the virtualization? host. UTM Secure Boot noisy fan? Unified threat management. A group of security controls combined in a single solution. UTM appliances can inspect data streams for malicious content and block it. A UEFI feature that prevents a system from booting up with drivers or an OS that are not digitally signed and trusted by the motherboard or computer manufacturer. Apply a small amount of oil to bearings. When using a Type 1 hypervisor virtualized environment, Virtual NIC - virtual NIC can be paired and mapped to a physical NIC to get the VM onto what is necessary to connect the VMs to the corporate the network. network? A+ P1 thin client a terminal that looks like a desktop but has limited capabilities and components Thick Client a regular desktop computer or laptop that is sometimes used as a client by a virtualization server. Port 445 SMB (Server Message Block) Port 389 LDAP (Lightweight Directory Access Protocol) What is an IPS? Which is the only email protocol to SEND emails? Micro SATA intrusion prevention system that monitors and defends networks SMTP (POP3 and IMAP receive, IMAP can also delete and organize while receiving from server) 1.8" Form Factor -600, -5, 5, 24 Power Rails on Laser Printer 3 MULTIPLE CHOICE OPTIONS Which type of authentication is used to log into multiple places from a single login? SSO 3 MULTIPLE CHOICE OPTIONS WPS Add device to wireless network with single sign on? 3 MULTIPLE CHOICE OPTIONS A digital circuit-switched technology for voice, video, and data. A+ P1 ISDN 3 MULTIPLE CHOICE OPTIONS Which cellular technology is compromised of HSPA+ and EV-DO? 3G 3 MULTIPLE CHOICE OPTIONS The technician installed a small directional antenna on Line of Sight the office roof and pointed it at an antenna on another building 5 miles away. Which technology is being used? 3 MULTIPLE CHOICE OPTIONS 6Gbps 802.11ac Theoretical Top Speed 3 MULTIPLE CHOICE OPTIONS A cloud security threat to your organization's data due to data remnants caused by: Rapid Elasticity 3 MULTIPLE CHOICE OPTIONS Clean Transfer roller Streaks of Toner on Print 3 MULTIPLE CHOICE OPTIONS 2.4Ghz Zigbee frequency? 3 MULTIPLE CHOICE OPTIONS What is AMD's virtualization technology called? AMD-V What is Intel's virtualization technology called? VT 900mhz Z-Wave Frequency? 3 MULTIPLE CHOICE OPTIONS A+ P1 Mini ITX Smallest Commonly Used Form Factor? 3 MULTIPLE CHOICE OPTIONS DHCP Port 67 & 68 3 MULTIPLE CHOICE OPTIONS Windows 10 Which OS can run hyper v straight out of the box? 3 MULTIPLE CHOICE OPTIONS What is the lowest layer (bottom layer) of a bare-metal virtualization environment? What type of expansion bus technology uses lanes with Hardware 3 MULTIPLE CHOICE OPTIONS PCIe point-to-point communication paths between two components on the motherboard? 3 MULTIPLE CHOICE OPTIONS ATX Largest Generally Used Form Factor 1 MULTIPLE CHOICE OPTION EATX Newish LARGEST Form Factor Available 3 MULTIPLE CHOICE OPTIONS IV WEP uses 3 MULTIPLE CHOICE OPTIONS A+ P1 AES WPA2 uses 3 MULTIPLE CHOICE OPTIONS TKIP WPA/WPA2 3 MULTIPLE CHOICE OPTIONS WP2 PSK with AES The most secure wifi connection type on the exam 2 MULTIPLE CHOICE OPTIONS ipconfig /all and look for apipa If no response from ping to 8.8.8.8 what? 3 MULTIPLE CHOICE OPTIONS ping google.com How to test DNS 3 MULTIPLE CHOICE OPTIONS ipconfig /release Release DHCP 3 MULTIPLE CHOICE OPTIONS ipconfig /renew Renew DHCP 3 MULTIPLE CHOICE OPTIONS ipconfig /flushdns Empty DNS cache 3 MULTIPLE CHOICE OPTIONS A+ P1 Microphone Red Audio Jack 3 MULTIPLE CHOICE OPTIONS Headphone Green Audio Jack 3 MULTIPLE CHOICE OPTIONS Pulls email from server deleting them in the process, so that they only exist on the POP3 What it do? downloading device. 3 MULTIPLE CHOICE OPTIONS Allows sophisticated email sync between server, downloading device, and organization. IMAP what it do? 3 MULTIPLE CHOICE OPTIONS Sends Messages SMTP what it do? 3 MULTIPLE CHOICE OPTIONS
