CSC 101 EXAM QUESTIONS AND ANSWERS ALL CORRECT
What are different types of storage devices? - Answer-Magnetic Tape Drive, Magnetic Disks, Flash Drives, etc.
Which storage devices use magnetized surfaces? - Answer-Floppy Disk, Non-Solid State Hard Drive, Magnetic Tape, Magnetic Disks
**How i...
CSC 101 EXAM QUESTIONS AND
ANSWERS ALL CORRECT
What are different types of storage devices? - Answer-Magnetic Tape Drive, Magnetic
Disks, Flash Drives, etc.
Which storage devices use magnetized surfaces? - Answer-Floppy Disk, Non-Solid
State Hard Drive, Magnetic Tape, Magnetic Disks
**How is data stored on optical disks? - Answer-A laser beam encodes digital data onto
an optical disk in the form of tiny pits arranged in concentric tracks on the disk's surface
Solid State Drive - Answer-non-volatile and no moving parts
What does 7200 RPM refer to? - Answer-Non-solid state drives; how fast the disk can
spin; the faster it can spin the faster data can be read
What does 300 GB refer to? - Answer-Storage size
Seek Time - Answer-Time it takes for read/write head to be over right track
Latency - Answer-Time it takes for sector to be in position
Access Time - Answer-Seek Time + Latency
What are some examples of input devices? - Answer-Keyboard, Mouse, Scanner,
Digital Camera
What are some examples of output devices? - Answer-Monitors, Speakers, Plotters,
Printers
Abstraction - Answer-a mental model that removes complex details
Lossless Data Compression - Answer-The data can be retrieved without any loss of the
original data
Lossy Data Compression - Answer-Some information may be lost in the process of
compaction
Analog Data - Answer-A continuous representation, analogous to the actual information
it represents
, Digital Data - Answer-A discrete representation, breaking the information up into
separate elements
GHz - Answer-Gigahertz; billion cycles per second
MIPS - Answer-Millions of Instructions Per Second
FLOPS - Answer-Floating-point Operations Per Second
Non-Solid State Drive - Answer-Non-volatile; uses a mechanical arm to read information
Control Structures - Answer-Alter the normal sequential flow of control
Assignment Operator - Answer-Used to assign a value to a variable
Comparison Operator - Answer-Used to compare the value of two expressions
Boolean Operator - Answer-Results in true or false
Subroutine - Answer-A set of instructions designed to perform a frequently used
operation within a program
Binary Search - Answer-Search begins at the middle and finds the item or eliminates
half of the unexamined items; process is repeated on the half where the item might be.
Bubble Sort - Answer-Starting with the last list element, compare successive pairs of
elements, swapping whenever the bottom element of the pair is smaller than the one
above it
Machine Language - Answer-Computer programs written in binary (1s and 0s)
Compiler - Answer-A program that translates a high-level language program into
machine code
Assembly Language - Answer-Programs written using mnemonics, which represent
each of the machine-language instructions
Assembler - Answer-A program that translates an assembly-language program into
machine code
High-Level Language - Answer-2nd Generation Software: English-like statements that
made programming easier (ex: Fortran, COBOL, Lisp)
Application Software - Answer-Programs that help us solve real-world problems
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Scholarsstudyguide. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £10.62. You're not tied to anything after your purchase.
