CompTIA A+ Core 1 - Day 8 and 9

Why are UTP cables twisted?

Which bootrec command is used to attempt to repair the master boot record?

What layer of the OSI model does TCP and UDP operate at?

What port does DHCP use?

What type of address is 127 . 0 . 0 . 1

Which type of RAID uses two hard disks and mirrors data to protect against failure?

What port does POP3 use?

What type of private address is 10 . 1 . 3 . 5

What is part of the second step of troubleshooting and establishing a theory of probable cause?

What port does SMTP use?

Short-range radio-based technology, working at up to 10 m (30 feet) at up to 1 Mbps (PAN)

A switch supporting one set of input and output devices that control multiple PCs

Cloud service that outsource equipment and run their own data center through virtualization

Software allowing a host computer to run multiple guest OS's known as virtual machines

What type of device can have up to 48 ports where each port is a separate collision domain?

What is another name for a password when setting up a wireless network?

A virtual machine that has been installed without authorization

An area on the hard disk allocated to contain pages of memory

What type of device helps prevent theft and uses a key-based or combination lock?

What port does IMAP use?

Memory that is half the size of DIMMs and are commonly found in laptops and iMac systems

What port does SSH use?

A provider's ability to control and bill a customer's use of resources

What can be time consuming, but is a good security option for SOHO networks?

What port does DNS use?

Mobile device setting that enables using cellular data of the device to connect to the Internet

One service accepts the credentials from another service (aka- federated identity management).

Cloud service that make applications such as email and social media available over the Internet

What type of private address is 172 . 16. 4 . 80?

What is the best optical media solution for maximum storage and high transfer rates?

What type of cable must not emit smoke, must self-extinguish, meet other fire safety standards?

Which of the following is the outgoing mail server type?

What port does FTP use?

What combines firewall, A-V scanner, and IDS into one device?

A secure tunnel created between two endpoints connected via an unsecure network

What type of address is 169 . 254 . 1 . 1

Toggle found on mobile devices enabling the user to disable/enable wireless functionality

Designed to run on desktops in which the user interacts with the virtualization host directly

What type of private address is 192 . 168 . 0 . 1

Cloud service that enables consumers to edit and create websites for specific purposes

Which fiber type can run kilometers and is suitable for WANs?

Which of the following is the incoming mail server type?

What is a LAN that spans multiple nearby buildings referred to as?

A simple device to extend the range of ports available for a laptop when it is used on a desk

What device forwards packets based on the MAC address?

Host-based hypervisor where you install the host OS first, then install the hypervisor

A method of identifying, prioritizing, and establishing ownership of incidents

Speed at which memory or a disk drive can be addressed and utilized

Internal hardware component that delivers low voltage power to the PC components

Which type of RAID utilizes striping to improve performance but provides no fault tolerance?

A software routine that compacts files back into contiguous areas of the disk.

Which type of address is 48 bits in length and uses hex digits?

A bare metal hypervisor in which you install directly on the server's hardware

What feature allows you to start a computer remotely?

The ability to scale cloud computing resources quickly to meet peak demand

Which type of cable uses screened cables; shield positioned around all pairs?

The rating on a device or component that predicts the expected time between failures

The main chip on the system board that performs software instructions

A network attack that aims to disrupt a service, usually by overloading it

What is the default IP address configuration in "Properties" for wired and wireless connections