MSIS 4123 Exam 2 Questions With Correct
Answers
Higher languages - answerComputer languages that are more easily human-readable; further
away from machine code
Slack space - answerSpace remaining in unused clusters; can hide data there; may have old
data still there
Programmer - answerFocuses...
Higher languages - answer✔✔Computer languages that are more easily human-readable; further
away from machine code
Slack space - answer✔✔Space remaining in unused clusters; can hide data there; may have old
data still there
Programmer - answer✔✔Focuses on knowing how the code works at a low level; machine
learning; Artificial Intelligence
Assembly language - answer✔✔One step up from machine code; Uses words like "push" and
"pop" and "add"
Developer - answer✔✔Typically uses programming languages to build business (or other)
solutions; focus is on what the code can do
Instruction Set - answer✔✔The basic things a CPU can do; unique to CPU families
ASCII - answer✔✔American Standard code for info interchange
A standard for representing binary values as human-interpreted characters; a code sheet
Hard Drive - answer✔✔Disks or platters spinning at 7200 or 5400 rpms; access with heads
moving perpendicular to disk rotation; old tech; holds data magnetically
FAT v NTFS - answer✔✔Both are methods of file allocation; FAT is like big Joe's cups; NTFS
like shot glasses
Master Boot Record (MBR) - answer✔✔The first sector on a hard drive; identifies location of
operating system; chained to other sectors
Interpreted code - answer✔✔Each line of code is turned into machine code and executed in turn;
Python is interpreted
CPU - answer✔✔The Central Processing Unit; brains of a computer
Optical media - answer✔✔no 0s and 1s, pits and lands
ROM - answer✔✔Read Only Memory; can "flash" it
Machine code - answer✔✔Code written to directly use the instruction set on a CPU
EXAM STUDY MATERIALS July 26, 2024 9:30 AM
, Unallocated space - answer✔✔The space not used on your hard drive
Solid State Drive - answer✔✔No moving parts; faster than hard drive; more difficult to do
forensics on
Counting in binary - answer✔✔Number right to left starting with 1 and doubling to 256. Add all
the numbers over a "1" in binary
Motherboard - answer✔✔The central piece of a computer; has audio, those inputs sticking out
the back of the computer
Master File Table (MFT) - answer✔✔Holds a record of where digital objects are on your drive;
deleting a file just deletes the MFT entry and makes the clusters writable again
Compiled code - answer✔✔All the code is turned into machine code at once; An .exe file is
compiled code
BIOS - answer✔✔The first set of instructions ran by a computer; stored in ROM
RAM - answer✔✔Random Access Memory; fast; single best upgrade; loses data when not
powered
Power Supply - answer✔✔Most important part; bad power leads to hard to trace problems
UTF-8 - answer✔✔The most popular code sheet used on the internet; ASCII is part of UTF-8
Parallel vs Serial data flow - answer✔✔Parallel is like many highway lanes; serial is like a
single-lane dirt road
Hexadecimal - answer✔✔Base 16; Uses A-F in place of 10-15 in decimal
Black Box Testing - answer✔✔Trying to break a program without looking at the code
Time of Check to Time of Use - answer✔✔Changes that occur between when access rights are
checked and those rights are used
Separation of Duty - answer✔✔Different people do parts of the process, which is well
documented; no single person has control end to end
"Secure", as in secure programs - answer✔✔No single definition; never 100% secure
Cohesion - answer✔✔We want high cohesion; all code in a module relates to that module
Sony XCP - answer✔✔Rootkit in music cds; found by Mark Russinovich; hid all files beginning
with $sys$
Internet Worm - answer✔✔Network code designed to use up all resources
EXAM STUDY MATERIALS July 26, 2024 9:30 AM
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