单选题 When the length of the run queues， process or thread dispatches interrupts， and lock contention metrics and statistics are analyzed for performance， which of the following resources is being analyzed？（）
CPU
Memory
Disk I/O
Network I/O
单选题 Users complain an AIX server is running slow. Which of the following commands can be run to determine what is consuming systems resources？（）
tprof
lpstat
ps aux
entstat
单选题 Which of the following commands should be used to obtain information about the software packages available on the installation media？（）
lsattr
inutoc
installp
lsresource
单选题 Which of the following commands is used to display detailed ethernet statistics for ent0？（）
ifconfig ent0
entstat -d ent0
netstat -i
lscfg -vl ent0
单选题 When setting up schedules and enforcing scheduling of different types of workloads， which of the following are critical performance issues？（）
Disk fragmentation
Performance results analysis
Capacity forecasting and planning
Resource contention and availability
单选题 If percentage of RAM occupied by file pages falls below minperm， page replacement algorithm steals pages from （）
file pages only.
computational pages only.
either file or computational pages.
working segment only.
单选题 To examine the Exhibit， press the Exhibit button. While a user is compiling a C program， "vmstat 120 10" is run to determine the cause of a performance problem. Given the vmstat output as shown in the exhibit， which of the following conclusions is most appropriate to draw about the machine？（）
The machine has too many users.
The machine has an I/O bottleneck.
The machine has a CPU bottleneck.
The machine has a memory bottleneck.
单选题 Which of the following commands should be used to monitor the number of threads on the scheduler’s run queue for any given interval？（）
sar
pstat
iostat
filemon
单选题 Which fastpath would be used to go directly to commit applied software？（）
smit commit
smit install
smit software
smit verify_install
单选题 The bos.perf package is part of the base operating system. Performance Diagnostic tool， PDT， is a part of bos.perf. All of the following statements are true EXCEPT？（）
PDT attempts to identify performance problems automatically by collecting and integrating a wide range of performance， configuration and availability data.
PDT consists of three components， the collection component comprises a set of programs that periodically collect and record data， the retention component periodically reviews the collected data and discards data that is obsolete， and the reporting component periodically produces a diagnostic report from the current set of historical data.
PDT contains motif-based， AIX licensed programs that can easily access tools for system and network performance tuning， monitoring， and analysis.
PDT assesses the current state of a system and tracks changes in workload and performance. It attempts to identify incipient problems and suggest solutions before the problems become critical.
公文的发文闭合程序？
初始评审的目的是为职业安全健康管理体系建立和实施提供基础，为职业安全健康管理体系的持续改进（ ）。
患儿，8岁女婴。因腹泻3天，发热39℃，于10月13日入院。查体：精神可，无明显脱水征，咽红，大便呈蛋花汤样，脂肪球（+）。其引起腹泻的最可能病因是（）
抗体是由下列哪种细胞产生的（）
营业外收入是指企业发生的与其日常活动无直接关系的利得。
对于PowerPoint2003中文本框内的文字，设置项目符号可以采用的是（）。
牵引装置的分类，可分为（）。
足月新生儿，出生体重2.3kg，羊膜早破，生后2天拒奶，呕吐，发绀，黄疸进行性加重。体检：体温不升，前囟平，颈软，全身黄染，心率150次／分，心音及心率正常，腹软，肝肋下3cm。化验：白细胞20×109/L，中性粒细胞占80%，胆红素308μmol/L，血型“O”，母亲血型为“A”，最大可能是（）
引起肾盂肾炎最常见的致病菌是（ ）。
女性患者，54岁，劳动中突感头晕，随即左半身无力，右眼闭合不全，双眼向左侧凝视，10分钟后昏迷。高热、双瞳孔小、四肢软瘫，应考虑的诊断是（）
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