CompTIA IT Fundamentals+ (FC0-U61)

278 flashcards · Computer Science · by gunnaraas

What is the purpose of a motherboard?
Connects all components together
What is the purpose of the CPU?
Processes data
What is the purpose of RAM?
Temporary data storage; it makes the computer faster
What is the purpose of HDDs and SSDs?
Long-term data storage
What is the purpose of optical discs?
Data storage (that's removable)
What does the power supply do?
Converts AC power to DC power for system components
What is a PSU?
Power supply unit
What is a GPU?
Graphics processing unit
What are two types of communications expansion cards?
NICs (network interface cards) and modems
Which expansion card communicates with other computers over telephone lines?
Modem
Which expansion card produces images?
Video card
Which expansion card might have its own GPU?
Video card
Which expansion card would you plug speakers into?
Audio card (sound card)
What are two methods used to cool processors?
Air cooling and liquid cooling
Air cooling for processors usually involves which two components
Heat sink and a fan
Which has more capacity, a DVD-SS-DL or a DVD-DS-SL
The DVD DS SL has slightly more
Which optical disc stores the most data
BD-ROM (Blu-ray)
How many megabytes are in a gigabyte?
1,000
What are three advantages of SSD over HDD?
Faster startup, faster read times, less power consumption and heat, silent, more reliable, less susceptible to shock damage, higher data density
When a system runs out of RAM, what does it use next?
Virtual memory
What is a DDR3 DIMM?
A memory module (RAM)
What type of RAM chips do laptops use?
SODIMM (or MicroDIMM)
What type of processor is most likely to be found in smaller devices?
ARM
What type of storage is volatile?
RAM
How many bytes are in a kilobyte?
1,000
_______ printers use a powdery plastic substance to create images.
Laser
Color inkjet printers use ink cartridges called ______.
CMYK
The oldest computer display devices are _______.
CRTs
_________ replaced CRTs as the most common type of display device.
Flatscreens
What are some types of pointing devices?
Mouse, touchpad, joystick, stylus pen, trackball.
Flash drives and NAS are examples of what?
External storage devices
The first commonly used digital video connector was what?
DVI
What is the most common video connector, also used with televisions?
HDMI
Popular connectors for external hard drives are ________?
USB, FireWire, eSATA, Thunderbolt
The ________ port was also called the printer port
Parallel
The name of the round keyboard and mouse connector is ________?
PS/2
Twisted-pair network cables have a(n) _____ connector at the end.
RJ-45
Telephone cables have a(n) _______ connector at the end.
RJ-11
Which two external connector types were developed by Apple?
FireWire and Thunderbolt
The most common connector used today for keyboards and mice is ___?
USB
A device that has multiple external hard drives and network capability is called what?
Network-attached storage (NAS)
Another name for the serial port is ____?
RS-232
____ are display devices that let you input as well.
Touchscreens
What are three wireless networking technologies used today?
Wi-Fi, Bluetooth, NFC
What is it called when Windows autodetects new hardware and installs the driver?
Plug-and-play
Peripheral hardware requires a(n) ______ to be installed.
Driver (or device driver)
Three common gesture-based interactions for mobile devices are what?
Tap, swipe, and pinch
To scroll down or change a page on a mobile device, which action do you use?
Swipe
To zoom in our out in a map on a mobile device, which action do you use?
Pinch
What is the name of the sensor that allows the screen to rotate when you turn a mobile device?
Gyroscope
What is the name of the sensor that allows a mobile device to act as a compass?
Magnetometer
What type of biometric sensor is on newer mobile devices?
Fingerprint scanner
When rebooting a mobile device with biometric security enabled, what must you do to unlock the device?
Enter the passcode
When setting up a wireless connection on a mobile device, what is the first step?
Verify wireless capabilities
When setting up a wireless connection on a mobile device, what is the step after verifying wireless capabilities?
Turn on Wi-Fi
When setting up a wireless connection on a mobile device, what is the step after turning on Wi-Fi?
Locate the SSID
When setting up a wireless connection on a mobile device, what is the step after locating the SSID?
Enter the wireless password
When setting up a wireless connection on a mobile device, what is the step after entering the wireless password?
Verify Internet connectivity
The process of connecting two Bluetooth devices together for communication is called what?
Pairing
Which two options can be used to back up an iPhone or iPad?
iTunes or iCloud
What is the name of the mode that immediately disables all wireless connections on a mobile device?
Airplane mode
What does Airplane mode do on a wireless device?
Immediately disables all wireless connections
The name of the app store for iOS is called?
iTunes
What is the name of the app store for Android?
Google Play
What type of server is used exclusively as a server?
Dedicated server
What type of computer is used as both a server and someone’s workstation?
Nondedicated server
Which type of computing device is specialized to play video games?
Gaming console
Give two examples of IoT home automation devices.
Thermostat and security system
What type of IoT device is best suited to watch television over the Internet?
Streaming media device
What common computing device typically has a screen smaller than 7 inches in size?
Mobile phone
Which type of common computing device will have a touchpoint built into it?
Laptop
What IoT device is typically used with security systems?
IP camera
Which common computing device generally has the fastest processor and most memory?
Server
The central part of the operating system is called the _____.
Kernel
A program that runs on top of the OS and allows the user to issue commands is what?
Shell
What are the four basic functions of an OS?
Interface between the user and hardware and coordinate hardware components, provide environment for software to run, monitor system health, display file and directory structure
The identity which you are known by when you log in is your _______.
User account
To run a 64-bit OS, you need a(n) _____ CPU.
64-bit
To monitor system health in Windows, you would use _______.
Performance Monitor
____ is an open-source workstation OS.
Linux
A(n) ________ is a version of Linux.
distribution
The current Macintosh OS is called _____.
macOS
Which operating system is named after big cats or California locations?
Mac OS X
Microsoft’s workstation OS is called _______.
Windows
Google’s workstation OS is called ______.
Chrome OS
A(n) _____ is a netbook with Chrome installed on it.
Chromebook
The default OS on an iPad or iPhone is ____.
iOS
Google’s mobile OS is called ____.
Android
Versions of the ____ OS are named after sweet treats.
Android
BlackBerry devices are known for having _____ keyboards.
Physical
The first step to storing files on a hard drive is to _____ the hard drive.
Partition
The _____ determines how files are stored on a hard drive.
File system
The two file systems typically associated with Windows are what?
FAT and NTFS
The file system typically used by macOS is what?
HFS
The three common Linux file systems are what?
ext3, ext4, and XFS
Which command creates a duplicate file in a new location on the hard drive?
copy
A(n) _____ is a pointer to a file, designed to make it easy to open.
Shortcut
File size and name are examples of what?
File metadata
To manage a hard drive in Windows, use the _____ utility.
Disk Management
To kill a process in Windows, use the _____ utility.
Task Manager