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CSC 101 Exam |Questions with 100% Correct Answers
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CSC 101 Exam |Questions with 100% Correct Answers
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CSC 101 Exam |Questions with 100%Correct Answers
What are different types of storage devices? - ✔ ✔ Magnetic Tape Drive, Magnetic Disks,
Flash Drives, etc.
Which storage devices use magnetized surfaces? - ✔ ✔ Floppy Disk, Non-Solid State Hard
Drive, Magnetic Tape, Magnetic Disks
**How is data stored on optical disks? - ✔ ✔ 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 - ✔ ✔ non-volatile and no moving parts
What does 7200 RPM refer to? - ✔ ✔ 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? - ✔ ✔ Storage size
Seek Time - ✔ ✔ Time it takes for read/write head to be over right track
Latency - ✔ ✔ Time it takes for sector to be in position
Access Time - ✔ ✔ Seek Time + Latency
What are some examples of input devices? - ✔ ✔ Keyboard, Mouse, Scanner, Digital Camera
What are some examples of output devices? - ✔ ✔ Monitors, Speakers, Plotters, Printers
, Abstraction - ✔ ✔ a mental model that removes complex details
Lossless Data Compression - ✔ ✔ The data can be retrieved without any loss of the original data
Lossy Data Compression - ✔ ✔ Some information may be lost in the process of compaction
Analog Data - ✔ ✔ A continuous representation, analogous to the actual information
it represents
Digital Data - ✔ ✔ A discrete representation, breaking the information up into separate elements
GHz - ✔ ✔ Gigahertz; billion cycles per second
MIPS - ✔ ✔ Millions of Instructions Per Second
FLOPS - ✔ ✔ Floating-point Operations Per Second
Non-Solid State Drive - ✔ ✔ Non-volatile; uses a mechanical arm to read information
Control Structures - ✔ ✔ Alter the normal sequential flow of control
Assignment Operator - ✔ ✔ Used to assign a value to a variable
Comparison Operator - ✔ ✔ Used to compare the value of two expressions
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