CNIT 176 EXAM SCRIPT UPDATED QUESTIONS AND
SOLUTIONS RATED A+
✔✔Shell - ✔✔User interface and commands processor that interacts with the kernel
✔✔CLI - ✔✔command line interface
✔✔Not considered peripherals - ✔✔CPU, memory, and power supply
✔✔Peripherals are a form of ___________________ - ✔✔secondary storage
✔✔Wear leveling software - ✔✔used to analyze what parts of the disk has been saved
to
✔✔Seek time - ✔✔time required to moved from one track to another
✔✔Latency - ✔✔time required to move from one track to another
✔✔Transfer time - ✔✔time required to transfer a block of data to the disk controller
buffer
✔✔Disk arrays - ✔✔redundant array of inexpensive disks
✔✔Raid 0 - ✔✔Used for speed, stripes data across the drives - doubling, tripling, etc.
read/write speeds
✔✔Raid 1 - ✔✔Used for reliability, uses a mirroring technique, performance of one
drive, backup of the 1st drive
✔✔Black box testing - ✔✔test cases are based on input
✔✔White box testing - ✔✔focusing on strengthening security, the flow of inputs and
outputs though the application, and improving design and usability
✔✔Compiler - ✔✔reads a high level source language, and outputs a low level language
✔✔Assembler - ✔✔A specific type of compiler, that takes mnemonic assembly
instructions to machine code
✔✔Backbone networks - ✔✔Type of network used to interconnect LANS
✔✔ICANN - ✔✔Organization responsible for allocating IP addresses to individuals or
corporations, domain name registration
SOLUTIONS RATED A+
✔✔Shell - ✔✔User interface and commands processor that interacts with the kernel
✔✔CLI - ✔✔command line interface
✔✔Not considered peripherals - ✔✔CPU, memory, and power supply
✔✔Peripherals are a form of ___________________ - ✔✔secondary storage
✔✔Wear leveling software - ✔✔used to analyze what parts of the disk has been saved
to
✔✔Seek time - ✔✔time required to moved from one track to another
✔✔Latency - ✔✔time required to move from one track to another
✔✔Transfer time - ✔✔time required to transfer a block of data to the disk controller
buffer
✔✔Disk arrays - ✔✔redundant array of inexpensive disks
✔✔Raid 0 - ✔✔Used for speed, stripes data across the drives - doubling, tripling, etc.
read/write speeds
✔✔Raid 1 - ✔✔Used for reliability, uses a mirroring technique, performance of one
drive, backup of the 1st drive
✔✔Black box testing - ✔✔test cases are based on input
✔✔White box testing - ✔✔focusing on strengthening security, the flow of inputs and
outputs though the application, and improving design and usability
✔✔Compiler - ✔✔reads a high level source language, and outputs a low level language
✔✔Assembler - ✔✔A specific type of compiler, that takes mnemonic assembly
instructions to machine code
✔✔Backbone networks - ✔✔Type of network used to interconnect LANS
✔✔ICANN - ✔✔Organization responsible for allocating IP addresses to individuals or
corporations, domain name registration
