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CIS 210 Exam 2

Terms in this set (48)

PC primary storage on a PC is usually called
RAM
If storage is volatile, that means...
It loses its contents if power is turned off
Which type of RAM is faster?
Static RAM
The version of RAM that is currently available and supported by current chipsets and processors and is the mostly prevalent today is?
DDR3
As discussed in class, for similar tasks, which operating system required the least amount of RAM?
Linux
As discussed in class, in general which modification to a PC environment would improve performance the most?
Changing to another processor with more cache
Which of the following best characterizes RAM in conjunction with Moore's law?
Capacity has increased exponentially
In the newest technology for example, the i7 processor, what determines the type and speed of RAM?
The processor
If the motherboard had DIMM slots for DDR2, adding DDR3 RAM just requires plugging in the new DDR3 to the same motherboard to upgrade memory module and to improve performance?
False
If you were a consultant, what would be the most important question to ask someone to help them select the best PC?
What do you plan to use the PC for?
Put the following items in the data hierarchy in order, starting with the smallest...
Bit, Character, Field, Record, File, Database
When you call a support center and they say "all our agents are busy, please stay on the line and your call will be answered in the oder it was received" which processing structure is supposedly being used?
Queue - FIFO
A data structure in which at least one sub unit is a pointer is a...
Linked List
Which type of error detection is the best and most used today?
CRC
Secondary storage is?
Not volatile
Tracks are divided into _____ that are 512 bytes long?
Sectors
The File Allocation Table (FAT) is an example of which data structure?
Linked List
Which would be best metric for rating disk performance?
Average Access Time
Which disk interface would you probably have on a home desktop PC?
SATA
If the sector size if 512 bytes and the cluster size is 16KB, how much disk storage would it take to store a file that contained 1000 bytes of real data?
16KB
If you delete a file on your hard drive and all the pointers in the File Allocation Table (FAT) are now zero, all the data in the file is also lost?
False
NAS, now sometimes my "cloud" by marketing is an acronym for?
Network Attached Storage
Which of the following best describes the current major disadvantages of SSD in a laptop?
Price and Capacity
RAID is a technology you would probably use on your home PC that has only one disk drive?
False
The type of RAID that distributes the parity block over the various disks in the array and is probably the most widely used version of RAID is?
Raid 5
The class number on SD flash memory cards refers to?
Minimum write speed
All versions of SD cards (SD, SDHC, SDXC) use the same FAT for compatability?
False
If you had a very fast hard drive, spinning about 10,000 RPM, how would its data transfer rate compare to a SSD device?
The SSD transfer rate would be faster.
A new acronym SSHD is emerging. What does it mean?
Combination of a Solid State Drive, and a mechanical hard drive.
Current high end mechanical hard drives for consumers usually measure their capacity in
Gigabytes (GB)
Sound is...
Pressure
Sound frequency is measured in?
Hertz (Hz)
A sound that has the loudness of 40 decibels is twice as loud as a sound that has a loudness of 20 decibels?
False - its a log scale.
The technique that is used to convert analog sound to a digital format is called?
Pulse Code Modulation (PCM)
A compression algorithm used to compress a spreadsheet should be?
Lossless
You are searching the web for the best price for an airline ticket. Which one of the following models best describes the computing framework?
Thin client - Fat server.
You are logged onto a network and all you are using the server for is a remote disk drive. Which of the following best describes the computing framework for this situation?
Fat client - Thin server.
Microsofts new product that was introduced on Oct 26, 2012 which is both a tablet and a laptop and is designed to run full windows applications is the...
Surface Pro
Intel's defined trademarked device category with some features of the iPad but mostly in competition with the MacBook air is the?
Ultrabook
Which company has the highest market capitalization? (Stock price X Outstanding Shares)
Apple
What was the first job of networking?
Printing
Workstations
Single user
Specialized in floating point ops, graphics
Servers
Multi user
Mainframe
Cobol OS - very outdated
Financial application
Transaction processing
First super computer
1976 - Cray 1 SuperComputer
Super computer characteristics
Linux OS
Lots of cores
Predict weather
Processors are mostly off the shelf
Facts
Science - Supercomputers
Graphics - Workstations
Transactions - Mainframes
CSU supercomputing
$10 million initial expenditure
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