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【单选题】
产品产量与单位成本的相关系数是-0.88, 单位成本与利润率的相关系数是-0.94, 产量与利润之间的相关系数是0.81, 因此( )
A.
产量与利润的相关程度最高
B.
单位成本与利润率的相关程度最高
C.
产量与单位成本的相关程度最高
D.
看不出哪对变量间的相关程度最高
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【多选题】可用高压蒸汽灭菌的物品有:
A.
金属类
B.
玻璃类
C.
溶液
D.
橡胶类
E.
搪瓷类
【简答题】adj. 足够的;充足的
【简答题】● Spyware and other forms of malware are the biggest online threat to your computer's (71) nowadays. These malicious (72)which get to your PC through freeware, shareware, commercial sites, deceptive p...
【单选题】A technician is preparing user education to raise awareness of malware. The technician’s goal is to increase user awareness and prevent the future spread of malware. All of the following are malware s...
A.
increased number of pop-ups.
B.
decreased volume of spam.
C.
decreased system performance.
D.
home page hijacking.
【简答题】《山鬼》中“采三秀兮于山间”,“三秀”是指( )。
【简答题】Malware, short for malicious 1 , is any software used to disrupt computer 2 , gather sensitive 3 , gain access to private computer 4 , or 5 unwanted advertising. Malware是“恶意软件”(Malware software)的简称,是指...
【多选题】可用高压蒸汽法灭菌的物品有
A.
金属器械
B.
瓶装溶液
C.
敷料
D.
橡胶类
【单选题】Which of the following is not malware?
A.
Trojan horses
B.
Viruses
C.
Worms
D.
Ad-Aware
【多选题】下列可用于高压蒸汽灭菌的物品有
A.
实验室玻璃试管
B.
加有血清的营养培养基
C.
手术器械
D.
手术敷料
【单选题】Malware has been detected and removed on a customer computer several times in a short periodof time. Which of the following will BEST help prevent future occurrences?()
A.
Defragment the hard drive
B.
Discuss safe web-browsing habits with the customer
C.
Delete temporary files, cookies and browser history
D.
Install anti-virus software which uses manual updates
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