工程类工程师考试题

（1）下列关于宽带城域网技术的描述中，错误的是 A）宽带城域网保证Qos的主要技术有RSVP、Diff-Serv和MPLS B）宽带城域网带内网络管理是指利用网络管理协议SNMP建立网络管理系统 C）宽带城域网能够为用户提供带宽保证，实现流量工程 D）宽带城域网可以利用NAT技术解决IP地址资源不足的问题 （2）下列关于接入技术特征的描述中，错误的是 A）远距离无线宽带接入网采用标准 B）Cable Modem利用频分利用的方法，将信道分为上行信道和下行信道 C）光纤传输系统的中继距离可达100km以上 D）ADSL技术具有非对称带宽特征,1,100分悬赏 DELL工程师考试题目 just replaced the system board on studio 1737 for a NO-power powering up the system,you notice that the system gives an ON-FLASHING-ON LED is the first step to be performed to resolve this issus? A: Reseat the keyboard cable B: Reseat the processor C: Reseat the momory modules D: Reseat the LCD cable results indicate a failure with the Dell edgetouch hardware in the latitude Z600. Which of the following ponents shoulc be replaced? A: LCD panel B: system board C: edgetouch control panel D: LCD BEZEL a Studio 1745/1747/1749 shipped with an internal TV Tyber card,what is the additional associated internal ponent? A: External TV Tuner antenna B: All the options are correct C: internal TV tuner cable assembly D: TV remote the replacement of a system board for the Vostro A860, system is still not able to post with the status lights shown as On/Flashing/On. Which status light is to be referred to and what does it mean? A: Refer to device status lights and it means faulty ram detected. B: Refer to keyboard status lights and it means faulty memory detected C: Refer to keyboard status lights and it means no ram detected. D: Refer to device status lights and it means no ram detected. part should be replaced next if the latitude E4200 system board has been replaced and the "flash-on-on" LED code is still displayed? A: RAM B: Solod state drive C: lcd D: processor items must be removed from the precision M6500 before the internal Memory can be removed from the system board? choose all that apply A: keyboard B: Hinge cover C: battery D: palm rest 最后一题多选

1.角钢和钢板间用侧焊搭接连接，当角钢肢背与肢尖焊缝的焊脚尺寸和焊缝的长度都等同时( )A 角钢肢背的侧焊缝与角钢肢尖的侧焊缝受力相等B 角钢肢尖侧焊胜受力大于角钢肢背的侧焊缝C 角钢肢背的侧焊缝受力大于角钢肢尖的侧焊缝D D由于角钢肢背和肢尖的侧焊缝受力不相等,因而连接受有弯矩的作用标准答案是：C2.沉降缝的基础( C )A.必不能分 B.可不分开C.必须分开 D.不能确定3.产生焊接残余应力的主要困素之一是( )A 钢材的塑性太低B 钢材的弹性模量太高C 焊接时热量分布不均D 焊缝的厚度太小标准答案是：C4.不需要验算对接焊强度的条件是斜焊缝的轴线和外力N之间的夹角θ满足( )A tanθ≤ tanθ> θ≥70度D θ<70度标准答案是：A5.关于基础尺寸的确定，以下说法正确的是( C )A 基础的底面尺寸应按地基承载能力和抗冲切承载力来确定B 基础的底面尺寸应按地基变形条件和构造要求来确定C 基础的高度应按构造要求和抗冲切承载力来确定D 基础的高度应按地基承载能力和地基变形条件来确定，对阶形基础，尚需按相同原则对变阶处的高度进行验算。6.焊缝连接计算方法分为两类,它们是( )A 手工焊缝和自动焊缝B 仰焊缝和俯焊缝C 对接焊缝和角焊缝D 连续焊缝和断续焊缝标准答案是：C7.柱下单独基础底板配筋时，采用扣除基础自重及回填土重的净反力计算，是因为( B )。A 基础自重不产生内力 B 这部分荷载较小，可略去C 由于作了刚性基础的假定 D 它们不产生弯矩和剪力8.钢结构连接中所使用的焊条应与被连接构件的强度相匹配,通常在被连接构件选用Q345时,焊条选用( )A E55B E50C E43D 前三种均可标准答案是：B9.《砌体结构设计规范》规定，下列情况的各类砌体强度设计值应乘以调整系数γa，Ⅰ.有吊车房屋和跨度不小于9米的多层房屋，γa为Ⅱ.有吊车房屋和跨度不小于9米的多层房屋，γa为Ⅲ.构件截面A小于平方米时取γa=A+Ⅳ.构件截面A小于平方米时取γa=下列( A )是正确的AⅠ、ⅢBⅠ、ⅣCⅡ、ⅢDⅡ、Ⅳ10.等肢角钢与钢板相连接时,肢背焊缝的内力分配系数为( )A 标准答案是：A