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問題一覧
1
DRAM - __ acces
bite unit
2
What is this gate called?
NOR
3
Nand-flash- _ access
block
4
_ - an error when a value is too big to represent
overflow
5
What is this gate called?
OR
6
Name two types of Data Storage Hardware.
Volatile, Non-volatile
7
_- a unit of main memory.
cell
8
How many bits are in color image?
24
9
What are three main colors in the Subtractive color?
cyan, magenta, yellow
10
give an example of a non-volatile data storage hardware
magnetic storage
11
_-type of data storage hardware that holds its value after the power is off.
non-volatile
12
RAM with refresh circuit (volatile)
DRAM
13
__- A circuit built from gates that can store one bit.
Flip-flop
14
_- Uses patterns of 7- bits to represent most symbols used in written english.
ASCII
15
what type of signal is this?
discrete
16
You get digital signal by combining?
analog, sampling, quantization
17
_-less significant bit
lsb
18
_- a “name” that uniquely identifies one cell in the computer’s main memory
address
19
how many bits can 1 Cell store?
8
20
Speed of SRAM
1 ns
21
_ - an error when a value cannot be represented accurately
truncation
22
What are three main colors in Additive color?
red , green, blue
23
What is this gate called?
NOT
24
what type of signal is this?
digital
25
_ - memory in which individual cells can be accessed easily in any order
RAM
26
What is faster, DRAM or SRAM?
SRAM
27
cpu time:
CPU clock cycles* clock cycles time, CPU clock cycles/ CPU clock rate
28
_- most significant bit
msb
29
clock frequency
4 GHz, 4000 MHz
30
_- uses patterns up to 21-bits to represent the symbols used in languages worldwide, 16-bits for world’s commonly used languages
unicode
31
__- type of data storage hardware that holds its value until the power is off.
volatile
32
Give an example of a volilatile data storage hardware
flip-flop
33
What is this gate called?
NAND
34
what type of signal is this?
continuous
35
clock period
0,25 ns, 250 ps
36
What is this gate called?
XOR
37
what type of signal is this?
quantized
38
What is this gate called?
AND