av免费高清-av免费的-av免费大全-av免费大片-欧美色交-欧美色激情

所在位置:大風車考試網 > 招聘筆試題 > 正文

豪威(Omnivision)筆試題和面試題答案

2024-06-01 19:25:20 大風車考試網

  1 logic design

  1.there is a fifo design which the clock of data input is running at100mhz,while the clock of data output is running at 80mhz.the inputdata is a fix pattern .800 input clocks carry in 800 datacontinuously,and the other 200 clocks carry in no data.how big the fifoshould be in order to avoid data over/under_run?please select theminimum depth below to meet the requirement.

  A.160 b.200 c.800 d .1000

  2.supposedly there is acombinational circuit between two registersdriven by a clock.what will you do if the delay of the combinationalcircuit is greater than the clock signal?

  a.to reduce clock frequency b.to increase clock frequency

  c.to make it pipelining d to make it multi_cycle

  3.which of the follow circuits can generate gitch free gated_clk?

  a.always@(posedge clk) gated <=en;assign gated_clk=gated&~clk;

  b.always@(negedge clk) gated <=en;assign gated_clk=gated&~clk;

  c.always@(posedge clk) gated <=en;assign gated_clk=gated|~clk;

  d.always@(negedge clk) gated <=en;assign gated_clk=gated|~clk;

  4.you’re working on a specification of a system with some digitalparameters.each parameter has min,typ and max columns.which columnwould you put setup and hold time?

  a.setup time in max,hold time in min

  b.setup time in min,hold time in max

  c.both in max

  d.both in min

  5.there are 3 ants at 3corners of a triangle. They randomly startmoving towards another corner.what is the probability that won’tcollide?

  a.0

  b.1/8

  c/1/4

  d.1/3

  6.if you look at a clock and the time is 3:15.what is angle between the hour and the minute hand?

  a.0

  b.360/48

  3.360/12

  d.360/4

  7.how many times per day a clock’s hands overlap?

  a.11

  b.22

  c.24

  d.26

  8.d flip-flop :t_setup=3 ns; t_hold =1 ns; t_ck2q=1ns.what is the max clock frequency the circuit can handle?

  A.200mhz

  b.250mhz

  c.500mhz

  d.1ghz

  2.physical design

  1.before tape-out,which routine check should be performed for your layout database in 0.18 um process?

  a.drc

  b.lvs

  c.drc&antenna

  e.simulation

  2.how to fix antenna effect?

  a.make the wire wider and shorter

  b.change lower metal to upper metal

  c.connect with diode of metal and diffusion

  d.change upper metal to lower metal

  e.b&c

  3.please expain lvs

  a.logic versus schematic

  b.layout versus schematic

  c.layout via synthesis

  d.logic via synthesis

  4.how to control clock skew?

  a.get balanced clock tree

  b.decrease the fanout

  c.add clock buffer evenly

  d.decrease clock latency

  5.how to avoid hold_time violation?

  a.lower the clock speed

  b.the clock arrive later

  c.the clock arrive earlier

  d.the data arrive later

  e.the data arrive earlier

  6.what kinds of factors reflect good floor plan?

  a.easy routing

  b.easy timing met

  c.enough power supply

  d.a&b

  e.a&b&c

  7.what cause cell delay?

  a.input-pin transition time

  b.output-pin capacitance.

  c.output-pin resistance

  d.a&b

  e.b&c

  8.why need i/o pads for each chip?

  a.esd protection

  b.voltage level shift

  c.latch-up Pvention

  d.a&c

  e.a&b&c

  9.which one is worse-case in 0.18um process?

  1.1.8v,25c

  2.1.98v,125c

  3.1.62v,-40c

  4.1.62v,125c

  5.1.98v,-40c

  10.if power plan is not good,what’ll happen to the chip?

  a.hot-spot

  b.voltage drop

  c.timing not met

  d.routing is tough

  e.all of above

  3.architecture design

  1..compare two images,the first image has a person in front of ablackboard in a classroom and the second image has a person in front ofa lush garden.the two images are comPssed using the jpeg algorithm.

  a.the first image will have larger file size.

  b.the second image will have a larger file size.

  2.how would you round a 10b number,x,at the 3rd(上角)bit?

  a.(x>>2)<<2.

  b.(x>>3)<<3.

  c.((x+4)>>2)<<2

  d.((x+4)>>2)<<3

  e.((x+8)>>2)<<3

  f.((x+8)>>3)<<3

  3.what happens if the number in 2 is negative?

  A ignore

  b.make it absolute ,do the operation in 2,and add sign back

  c.none of the above

  4.how would you multiply a 4 in hardware?

  a.use 4 adders each is offset from the provious adder by 1bit.

  b.use a booth multip;ier with 4b coefficient.

  c.use wires.

  d.use a barrel shifter.

  5.what is a fifo?what is a filo?which one is a queue? Which one is a stack?

  a.fifo is a queue and filo is a stack.

  b.fifo is the name of a dog. Filo is the name of a cat.

  c.fifo is a stack and filo is a queue.

  6.how would you design a barrel shifter?

  a.use multiple stages of 2乘2 multiplexers

  b.use a crossbar switch that can switch any inputs to any outputs

  c.use a clos network

  d.have muxes to switch between all combinations of hardwired shifts.

  • 相關文章
  • DHL智力筆試題和面試題答案DHL智力筆試題和面試題答案

    1、一天有個年輕人來到王老板店里買了一件禮物,這件禮物成本18元,標價21元.結果這個年輕人掏出100元來買這件禮物,王老板當時沒有零錢,用那100元向街坊換了100元..

    2024-06-03 04:22:57
  • 重慶商報的改錯招聘筆試題和面試題答案重慶商報的改錯招聘筆試題和面試題答案

    請編輯下面這篇稿件,修改各種差錯。 美聯社北京6月4日電美國商務部長今天警告中國說,中國貿易順差不斷加大、紡織品出口激增以及嚴重的盜版行為,很可能會..

    2024-05-27 06:23:09
  • Hongkong Bank英文筆試題和面試題答案Hongkong Bank英文筆試題和面試題答案

    1.Pleasestatewhyyouchosetofollowtheseactivitiesandhowtheyhavecontributedtoyourpersonaldevelopment.Youmaywishtogivedetailsofyo..

    2024-06-02 06:44:18
  • DHL智力筆試題和面試題答案DHL智力筆試題和面試題答案

    1、一天有個年輕人來到王老板店里買了一件禮物,這件禮物成本18元,標價21元.結果這個年輕人掏出100元來買這件禮物,王老板當時沒有零錢,用那100元向街坊換了100元..

    2024-06-03 04:22:57
  • 重慶商報的改錯招聘筆試題和面試題答案重慶商報的改錯招聘筆試題和面試題答案

    請編輯下面這篇稿件,修改各種差錯。 美聯社北京6月4日電美國商務部長今天警告中國說,中國貿易順差不斷加大、紡織品出口激增以及嚴重的盜版行為,很可能會..

    2024-05-27 06:23:09
  • Hongkong Bank英文筆試題和面試題答案Hongkong Bank英文筆試題和面試題答案

    1.Pleasestatewhyyouchosetofollowtheseactivitiesandhowtheyhavecontributedtoyourpersonaldevelopment.Youmaywishtogivedetailsofyo..

    2024-06-02 06:44:18
  • 河北新聞網兩學一做知識競賽(試題+答案完整版)河北新聞網兩學一做知識競賽(試題+答案完整版)

    2016河北新聞網兩學一做知識競賽開賽啦,快來圍觀吧。活動內容為推動“兩學一做”學習教育深入開展,省委宣傳部、省委組織部組織開展“兩學一做”知識競賽活動,河北?.

    2024-06-04 02:17:24
  • 河北新聞網兩學一做知識競賽活動試題答案河北新聞網兩學一做知識競賽活動試題答案

    2016年河北新聞網兩學一做知識競賽活動試題答案為推動“兩學一做”學習教育深入開展,省委宣傳部、省委組織部組織開展“兩學一做”大型知識競賽。此項活動由河北新聞?.

    2024-06-06 02:19:48
  • 2025年兩學一做學習教育知識競賽活動10篇2025年兩學一做學習教育知識競賽活動10篇

    為隆重紀念中國共產黨建黨95周年,推進我市“兩學一做”學習教育深入開展,推動廣大黨員干部認真學好黨章黨規和*系列重要講話,現將“兩學一做”學習教育知識競賽題予..

    2024-05-31 08:40:33
  • 開展兩學一做學習教育知識競賽活動真題答案開展兩學一做學習教育知識競賽活動真題答案

    144.根據《中國共產黨紀律處分條例》規定,黨的各級代表大會的代表受到(D)處分的,黨組織應當終止其代表資格。A.警告(含)以上B.嚴重警告(含)以上C.撤銷黨內職務(含)以..

    2024-05-27 03:14:20
主站蜘蛛池模板: 最近好看电影推荐| 影库影片| av午夜| 处男破处| 黑帆第三季电视剧完整免费观看高清| 地铁电影| 听说 电影| 扭扭棒卡皮巴拉教程| 生活秀| 电影《醉猴》刘家良主演| 天狂传说之巴啦啦小魔仙合集| 张大民的幸福生活| 甄子丹全部作品| 许忠| 玉林电视台| 被主人调教| 黄造时个人简历| 光脚踩| 电影《真爱》完整播放| 王雪华| 内蒙古通辽地图| 遥远的你我触不可及动漫| 战狼15电影在线观看| 乱世伦情 电影| 贝德弗智能锁怎么样| 定坤| 你知道我在等你吗吉他谱| 色戒在线观看视频| 曲丹个人资料简介| 妻子的秘密在线| kaya| 皇冠小刀清痘视频| 电影《salawahan》| 色女人在线视频| 电影潘金莲| 哈尔移动的城堡 在线观看| 女生衣服| 白玉老虎| 7~9年级古诗词全部| 街头霸王 1994 尚格·云顿| 方言的战争在线观看高清免费完整版|