Comptia A+ Study guides, Revision notes & Summaries

CompTIA A+ 220-1001 (CORE 1) CERTIFICATION PRACTICE EXAM QUESTIONS AND ANSWERS SSH? - Answer-Secure shell tcp/22 encrypted communication for command console SMTP? - Answer-Simple mail transfer protocol tcp/25 only sending mail not receiving DNS? - Answer-Domain name system udp/53 converts web addresses to IPs and vice versa DHCP? - Answer-Dynamic host configuration protocol udp/67/68 assigns IP address settings to local machines HTTP/HTTPS? - Answer-Hypertext transfer protocol (...

CompTIA A+ 220-1001 CORE 1 CERTIFICATION PRACTICE EXAM QUESTIONS AND ANSWERS A user in the sales department cannot get his laptop to display through a projector. He sees the screen output on the built-in display, but the video is not being seen on the projector. Which of the following steps would be BEST to try first? - Answer-Use the Fn key to redirect display to the external video port. - Answer- You would like to upgrade the processor in your system to a 64-bit processor. Which of ...

CompTIA A+ 220-1001 EXAM REVIEW EXAM QUESTIONS AND ANSWERS The hardware replacement used is a non-touch-screen. The digitizer cable is not seated properly on the motherboard. The new touch-screen drivers must be installed. - Answer-A technician replaced a broken LED screen on a mobile computer. The operating system can be seen perfectly on screen, but the touchscreen is non-responsive. Which of the following are the MOST probable root causes for the given failure? (Choose three.) Use ...

CompTIA A+ 220-1001 HARDWARE REVIEW EXAM QUESTIONS AND ANSWERS SCSI - Answer-Small Computer System Interface. Set of standards used to connect peripherals to computers. Commonly used for SCSI hard disks and/ or tape drives. Originally designed to string many peripheral together onto a single cable/controller Many device on a single bus 8 on narrow bus, 16 on wide bus Daisy chain together Very intelligent of the difficult configuration work is done between the SCSI device Industry long...

CompTIA A+ CERTIFICATION (220-1001) SESSION #1 EXAM QUESTIONS AND ANWERS Which of the following statements is true? Aborted BIOS update can be resumed by the transaction recovery system A common security measure is to store BIOS on a non-re-writable memory chip The process of BIOS update can be aborted and resumed at a later time Aborted BIOS update could render the computer unusable - Answer-Aborted BIOS update could render the computer unusable Which type of password provides th...

CompTIA A+ CERTIFICATION (1001) EXAM QUESTIONS AND ANSWERS (RATED A+) L2 is faster than L3 and L1 is faster than L2. RAM is slower than them all but is NOT of the inside of the CPU. How does a CPU increase the speed of the system clock? - Answer-Clock Multipliers * The clock multipliers inside a CPU that multiply the number of pulses sent by the system crystal. Overclocking uses multipliers and other techniques to run the internal speeds higher than the design specifications. It could...

CompTIA A+ CERTIFICATION (220-901) STUDY GUIDE EXAM QUESTIONS AND ANSWERS Which of the following terms refers to a technology that allows for storing passwords, certificates, or encryption keys in a hardware chip? - Answer-Trusted Platform Module (TPM) While trying to enable the entire drive encryption feature in Windows technician receives the following error message: "A compatible Trusted Platform Module (TPM) Security Device must be present on this computer, but a TPM was not found". ...

CompTIA A+ CERTIFICATION (220-1001) SESSION #1 EXAM QUESTIONS AND ANWERS Getting into the CMOS setup utility and enabling the virtualization technology setting Safe mode troubleshooting - Answer-Getting into the CMOS setup utility and enabling the virtualization technology setting The CMOS setup utility can be accessed by pressing Reset button on the front panel of a computer case The key set by the motherboard manufacturer for accessing CMOS setup utility during boot Del key during...

CompTIA A+ CERTIFICATION (1001) EXAM QUESTIONS AND ANSWERS (RATED A+) * A fan keeps the chip cool after it has been installed. The orientation notch identifies which direction the CPU should face so that it seats correctly in the socket. What is a common intel socket? - Answer-1151 is a common intel socket. *Intel sockets usually are numbered whereas AMD sockets tend to have letters and or lettes and numbers. Which type of memory inside the CPU is the slowest? - Answer-L3 is the slow...

CompTIA A+ CERTIFICATION 220-1001 TEST #12 QUESTIONS AND ANSWERS What is the maximum number of devices that can be attached to a PC through a single PATA cable? A) 1 B) 2 C) 3 D) 4 - Answer-B) When installing two PATA drives on a single cable, each drive must be configured with a jumper to designate it as either a primary drive (a.k.a. "master") or a secondary drive (a.k.a. "slave"). The "cable select" jumper setting option automatically configures the drive as master or sla...