MISY160 quiz 1
1 Kilobyte = _____ bytes
1,000 bytes
personal computer CPU clock speeds range btwn ____________.
1-4 gigahertz
two characteristics of a CD
1. uses pits and lands to store data 2. holds approx. 700 MB of data
Storage capacities ranked from highest to lowest.
1. Petabyte 2. Terabyte 3. Gigabyte 4. Megabyte 5. Kilobyte
2 characteristics of solid state drive storage devices
1. Use electronic circuits to store data 2. Durable, no moving mechanical parts
Location of motherboard- smartphone?
beneath the touchscreen
3 factors that impact a processor's speed are clock speed, word size and _______.
bus width
eight bits combined together equal one ______.
byte
In addition to the RAM, modern processors temporarily keep frequently accessed data in a _________.
cache
The amt. of instructions the CPU can process per second is dictated by the ______ speed of the processor.
clock
If you wish to email a file to a friend, but find that it's too big for your email server, you can always ___ the file.
compress
Which computer might contain a traditional (magnetic) hard drive?
dell desk top computer
Screen size is measured by the ___.
diagonal distance between the upper right and lower left corners of the screen
2 correct statements about the CPU
1. The CPU is located on the motherboard of the computer 2. The CPU is integrated into a chip called a microprocessor
Steps of boot process in order:
1. The device is powered on and the CPU activates BIOs 2. The power-on self-test is executed 3. The OS is loaded into the RAM 4. The OS checks the registry settings and loads saved configuration settings.
The 4 basic functions of a computer are to:
1. accept data input 2. process data into info 3. present output 4- provide storage
2 disadvantages of using cloud storage
1. data is only available if you are online 2. data stored on someone else's server can be accessed by anyone who has administrator privileges to the server
2 responses that best define the term "resolution" in output devices
1. number of pixels in a display 2. quality of the image
DVDs store data using:
A reflective coating that has pits and lands
a channel over which information flows inside a digital device is called a ________.
Bus
Characteristic of- Tablet computer
Highly mobile- you can use while standing or walking around
Characteristic of- Laptop computer
Hinged, clamshell-type mobile computer
IPOS refers to the four basic computing functions:
Input, processing, output and storage
match video file with the manufacturer- MP4
MPEG
one million bytes of data equals one _______.
Megabyte
An electronic element that stores data by changing its resistance based on the current that has passed through it (similar to RRAM) is called a(n) ___
Memristor
A laptop typically has ___ RAM than a smartphone.
More
Characteristic of- All in one computer
Not mobile, but since most of its components are housed behind the monitor it takes relatively little space on your desk
the smallest element of an electronic image is called a _________.
Pixel
______ is actually storage since it retains data and info. when the power has been turned off
ROM (read-only memory)
Because they use flash-based technology ______ drives provide fast, reliable, and energy sufficient storage
USB
match video file with the manufacturer- Flash (.fiv)
adobe
match video file with the manufacturer- quicktime (.mov)
apple
memory, such as cache, is ____ and has no moving parts.
electronic (solid state)
a significant advantage of using a solid state drive instead of a traditional hard drive is that a solid state drive uses _______, so it has much shorter access times.
electronics
Typical SSD capacities for tablet computers or smartphones are measured in ____ .
gigabytes
A multicore processor has the ability to execute two or more sets of instructions at the same time. This is called _______.
hyperthreading
Location of motherboard- desktop?
in tower or chassis
DVDs have pits and lands that absorb or reflect a _______ beam.
laser
while not designed to solve complex technical formulas, a computer that is more powerful than a server computer and used by organizations to process large numbers of transactions simultaneously is called a __________.
mainframe
1 min of MP3 audio uses approx. one ____ of data.
megabyte
one million bytes equals a ________ of data. This is enough to store the text in approx. four books in plain text.
megabyte
Because it is small, energy- efficient, and fast ______ storage is commonly used in smartphones.
microSD
The actual number of pixels in a monitor is called ___ resolution.
native
Characteristic of- Desktop computer
not mobile, but allows for relatively easy upgrade and expansion
all computations and activities in a digital device are conducted by the _________.
processor
With an all in one computer, the motherboard is housed behind the _______.
screen
A computer system in a network that is shared by multiple users is called a _______.
server
the ______ the access time, the faster your data will reach your processor
shorter
A processor with one control unit and one ALU is called a ________.
single-core processor
the avg. tablet computer has a ____ hard drive than the avg. laptop computer.
smaller
the component of a computer that allows data to be retained after power is turned off is referred to as ________.
storage
when referring to digital storage, RAID stands for redundant ______ of independent disks.
array
Location of motherboard- laptop?
beneath the keyboard
A cellphone that allows you to surf the web is called a(n) _______. This is actually a powerful computer capable of accepting input, processing data into info, providing data, and storage data.
smartphone
file server
used for data storage
Web Server
used to control access to resources on the web
network server
used to control access to resources such as printers and applications on a network
Bus ____ is measured in bits. A 64-bit bus can transmit 64 bits of data
width
match video file with the manufacturer- AVI
windows
The amount of bits a processor can work with at any given time is referred to as _______ size?
word
