Computer Science: COSC Chapter six

25 July 2022
4.7 (114 reviews)
50 test answers

Unlock all answers in this set

Unlock answers (46)
question
Kernel memory is ________.
answer
RAM memory used by the operating system
question
Which is the fastest type of optical drive on the market?
answer
Blu-ray drives
question
Two types of video memory are ________.
answer
GDDR3 and GDDR5
question
Cache memory levels are determined by ________.
answer
the chip's proximity to the CPU
question
Running the Disk Defragmenter utility will ________.
answer
Make the hard drive work more efficiently
question
A ________ performs the same kind of computational work that a CPU performs but is specialized to handle 3-D graphics and image and video processing.
answer
GPU
question
Cache memory is a form of ROM.
answer
False
question
Notebook and desktop processors are basically the same and therefore interchangeable.
answer
FALSE
question
Notebooks are often equipped with a(n) ________ slot that allows you to read flash memory cards such as CompactFlash, Memory Sticks, and Secure Digital cards.
answer
ExpressCard
question
When referring to hard drives, access time is measured in ________.
answer
milliseconds
question
3D sound is the same as surround sound.
answer
False
question
A(n) ________ uses the same kind of memory that flash drives use and have no spinning platters or motors.
answer
SSD
question
The amount of RAM recommended for most systems today is measured in ________.
answer
gigabytes
question
Moore's Law is a rule that predicts ________.
answer
the pace at which CPUs improve
question
Temporary data and instructions are not stored on the hard drive because it is faster to retrieve data from RAM.
answer
TRUE
question
To make sure your computer performs reliably, you can do all of the following EXCEPT:
answer
Increase the front side bus speed
question
Upgrading your operating system to the newest version might help increase system reliability.
answer
TRUE
question
3D sound cards are bidirectional.
answer
False
question
The CPU is connected to the system memory by the ________.
answer
Front side bus
question
The amount of RAM that is actually on the memory modules in your computer is the ________ memory.
answer
physical
question
Solid state drives have no platters or motors.
answer
TRUE
question
An expansion card that translates binary data into images is a(n) ________.
answer
video card
question
External hard drives are an ideal solution when you need more storage than a flash drive can provide.
answer
TRUE
question
When referring to hard drives, seek time and latency are the two factors that make up ________.
answer
Access time
question
Upgrading your CPU can increase how quickly data can move to or from the CPU.
answer
False
question
The video subsystem is made up of the video card and speakers.
answer
False
question
The number of bits the video card uses to represent each pixel on the monitor is called ________.
answer
bit depth
question
The amount of memory your video card needs depends on what you want to display on your monitor.
answer
TRUE
question
RAM is your computer's permanent storage space for data that is entered from the keyboard.
answer
False
question
A computer's memory subsystem is made up only of RAM.
answer
TRUE
question
Which of the following activities is carried out by the ALU?
answer
completion of all arithmetic calculations
question
Which statement pertaining to system reliability is FALSE?
answer
An accumulation of temporary Internet files has no effect on your computer's overall performance
question
Each of the following is a computer subsystem EXCEPT the:
answer
Data subsystem
question
A Blu-ray burner will most likely record both CDs and DVDs.
answer
TRUE
question
Thunderbolt can carry three channels of information on the same connector.
answer
FALSE
question
Which of the following statements is true about optical media?
answer
A Blu-ray burner will most likely burn both CDs and DVDs.
question
The use of multiple cores on one CPU chip allows the execution of two or more sets of instructions at the exact same time.
answer
TRUE
question
Hard drive access time is measured in milliseconds.
answer
TRUE
question
All of the following are forms of RAM EXCEPT:
answer
XRAM.
question
CPU speed, also called clock speed, is currently measured in ________.
answer
gigahertz
question
Which of the following is NOT a main characteristic associated with desktop computers as compared to notebooks?
answer
A desktop computer is more expensive
question
________ is new technology that supports fast transfer rates of 10 Gb/s.
answer
Thunderbolt
question
Hard drives have the largest capacity of any storage device.
answer
TRUE
question
The control unit coordinates the activities of all computer components except for the CPU itself.
answer
TRUE
question
The percentage of time that your CPU is working is referred to as processing time.
answer
FALSE
question
The small circuit boards that hold a series of RAM chips are called ________.
answer
memory modules
question
Video cards often include their own RAM.
answer
TRUE
question
Every computer is designed with a maximum limit on the amount of RAM it can support.
answer
TRUE
question
The CPU is located on the motherboard.
answer
True
question
The percentage of time your CPU is working is referred to as CPU ________.
answer
usage