Chapter 1-6 Flashcards
A person cannot perceive electricity until it has reached _______ volts
1500
The _______ was developed to simplyfy the connection of peripheral devices
USB - Universal Serial Bus
Name 4 types of data storage
- Hard Drives
- Optical Drives
- Tape
- USB Jump Drives
Oracle VirtuaBox mimics physical PCs so closely that the applications you install in them dont distinquish the virtual machine from _______
a guest computer
Name 2 types of operating systems that can be used with virtual machine technology
- Windows 7
2. Linux
Name 3 types of input devices
- Mouse
- Trackball
- Fingerprint Scanner
Use a _______ to clean the computer case
mild cleaning solution
What is the mortal enemy of a PC
heat
Name 4 toxic ingredients that a computer can contain
- Lead
- Mercury
- Cadmium
- Arsenic
Name 4 types of hard drive controllers
- SATA
- PATA
- ATA
- SCSI
What is the electronic holding place for programs and data
RAM
3 memory types used to hold BIOS firmware
- EPROM
- EEPROM
- ROM
Name 3 types of communication devices
- Modem
- NIC
- Wireless Adapter
Name4 types of I/O ports
- Serial
- Parallel
- USB
- Firewire
The _______ is the size, configuration, or physical arrangement of the PC hardware
Form Factor
True/False: The size of the bus determines how much data can be transmitted at one time
True
True/False: Changes made in the virtual machines do not affect your physical computer
True
Each cyrstal in a _______ display is like a shuteer, either allowing light to pass thru or blocking light
LCD panel
In IT _______ ususally refers to technologies for measuring and analyzing human body characteristics - such as fingerprints - for authentication purposes
Biometrics
Buses consist of two parts
a._______ and b. _______
a. data bus
b. address bus
A disk drive _______ manages the transfer of data from a motheerboard to a disk drive and vice versa
controller
Male ports on the back of a PC are this type
Serial
Female ports on the back of a PC are this type
Parallel
FireWire transfers rates up to _______ Mbps
400
The term RAM means…
read and write memory
Name the tabs displayed by the Task Manager
- Applications
- Performance
- Networking
Name the protocol used for file sharing in Windows 7
SMB
To edit the Windows Registry file you need to use _______
Windows Regedit
Name 4 jobs of the system Kernel
- Make certain the application is serviced properly
- Secure the hardware
- Install all hardware
- Manager the computer system resources
How many consoles are installed with Fedora 13
6
Name two commands used to display the contents of a text file
- type
2. cat
DOS was first used with_______
IBM PCs
_______ is an example of Fedora 13 character device
Keyboard
Types of applications
a. Word Processor
b. Graphics Software
c. Spreadsheet
d. Web Browser
Types of drivers
a. Bus Driver
b. Function Driver
c. Filter Driver
To share files in Fedora 13 you need to use
Samba
A _______ is an example of Fedora 13 block device
Disk Drive
Name 4 management tasks that are OS functions
- Memory
- Processing
- Storage
- Devices
To view detailed system usage information in Windows 7 use _______
Windows Task Manager
Name 3 devices controlled by a bus driver
- USB
- SCSI
- PCI
The reason most people use computers is to _______
use application software
