461.
The solder mask has an impact on the trace impedance.
A
True Statement
B
False Statement
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The solder mask has an impact on the trace impedance.
True Statement
False Statement
The grid used in a PCB layout tool should be
In metric (mm)
In imperial (mils)
Both A and B interchangeably
Either A or B
The declaration of Vias-In-Pads is determined in the
Assembly Notes
Fabrication Notes
Fabrication Files
Via stack up
The biggest factor when it comes to impedance is
Clock speed of the board crystal
The integrity of the signal from the output buffer of the sending component
The voltage level
The physical aspects of the board
Silk Screens
Are not required for every component
Are highly recommended for prototype boards
Are not necessary for production boards
All of the above
Select the answer that is True Statement: Mechanical layers
are unique to each project
are only declared in the PCB editor during layout
follow an IPC standard
should be used in the footprint libraries for courtyards and assembly files
PCBs should be fabricated with ................ layers.
Odd Number of
Even Number of
Any Number of
Microvias are the same as 1 layer blind or buried vias
True Statement
False Statement
During post assembly testing, it was found that a latch on one of the connectors cannot be fully extended due to other components located nearby. What would have prevented this situation from occurring?
The use of a 3D component
The use of a 3D component and component clearance rule
The use of a courtyard
The use of a courtyard and a component clearance rule
A well written requirement
has a complex sentence structure
uses technical verbiage
is testable by its nature
needs to be vague
CPU does not perform the operation
arithmetic operation
all of the above
data transfer
logic operation
CISC stands for
Complex Instruction Set Computer
Complex Instruction Sequential Compilation
Complete Instruction Sequential Compilation
Computer Integrated Sequential Compiler
Characteristic of RISC (Reduced Instruction Set Computer) instruction set is
one instruction per cycle
none of the
three instructions per cycle
two instructions per cycle
CD -RAW is
Both of the above
None of the above
Input device only
output device only
Cache coherence: For which shared (virtual) memory systems is the snooping protocol suited?
Systems with butterfly network
Bus based systems
Crossbar connected systems
Systems with hypercube network
Both the CISC and RISC architectures have been developed to reduce the
Semantic gap
All of the above
Cost
Time delay
As of 2000, the reference system to find the SPEC rating are built with ..............Processor.
Amd Neutrino series
ASUS A series 450 Mhz
Intel Atom SParc 300Mhz
Ultra SPARC -IIi 300MHZ
As of 2000, the reference system to find the performance of a system is
Ultra SPARC 10
SUN SPARC
SUN II
None of these
An optimizing Compiler does,
Better compilation of the given piece of code.
Takes advantage of the type of processor and reduces its process time.
Does better memory managament.
Both a and c
An instruction to provide small delay in program
LDA
NOP
BEA
None of the above