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
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