网友您好, 请在下方输入框内输入要搜索的题目:

题目内容 (请给出正确答案)
单选题
Which of the following is NOT true about the NIF?
A

NIF contains the world’s most powerful laser.

B

NIF experiments will not get significant results until after 2010.

C

NIF is by far the only experimental facility aimed at demonstrating the building blocks of nuclear fusion.

D

NIF is at the beginning of its experimental life.


参考答案

参考解析
解析:
题目问的是:下列关于NIF(国家点火装置)哪一项是错误的?根据文章第11段“There are currently several experimental facilities around the world aimed at demonstrating the building blocks of nuclear fusion.”可知,NIF并不是目前唯一一个致力于演示核聚变的试验性装置。故选C。
更多 “单选题Which of the following is NOT true about the NIF?A NIF contains the world’s most powerful laser.B NIF experiments will not get significant results until after 2010.C NIF is by far the only experimental facility aimed at demonstrating the building blocks of nuclear fusion.D NIF is at the beginning of its experimental life.” 相关考题
考题 Which of the following is true about doughnuts?A. It was first made by the French.B. The soldiers invented them in World War Ⅰ.C. Only soldiers eat them in the Untied States.D. It is round with a hole in the middle.

考题 28, Which of the following about News 2 is TRUE?A, There are many mistakes in most of the textbooks, dictionaries and children's books.B. All the students have to use the books full of mistakes till the end of June.C. After the checking, books will become better and better.D.A few mistakes are not serious for children.

考题 【程序说明】 求1~10之间的所有整数之和。【程序】SET TALK OFFSTORE 0 TO N,SDO WHILE (1)N=N+1S=S+NIF (2)(3)ENDIFENDDO? “ S=”+STR (S,2)SET TALK ONRETURN(1)A..F.B..T.C.N<=10D.N>=10

考题 下列程序的运行结果是【 】。SET TALK OFFS=0FOR N=1 TO 100S=S+NIF N=10EXITS=NENDIFNEXT?SRETURN

考题 Examine the following scenario:The target database instance is running. The most recent backup available for the target database was taken two days ago. Log files switches have occurred in last two days. The target database is duplicated on the same host, using the Recovery Manager (RMAN) duplicate command as follows:Which statement is true about the duplicate database in this scenario?()A. It contains data till the last backupB. It contains all data from target database until the current timeC. It contains all data from only the committed transactions in the target databaseD. It contains all data except that which is used by the transactions in the current online redo file of target database

考题 Which of the following statements is NOT true about RMAN?()A、It improves usability by enabling you to reuse the scripts to perform recovery operations.B、It detects block corruption while restoration and recovery operations.C、It enables you to perform block media recovery.D、It is capable to recover through unrecoverable operations, with only full database backups.

考题 离子选择电极响应斜率s(mV/pX)的理论值为()A、RT/niFB、RT/FC、2.303×103RT/niFD、2.303RT/niF

考题 有如下程序:STORE O TO N,SDO WHILE.T. N=N+1 S=S+NIF N=1OEXIT ENDIFENDDO?"S="+STR(S,2)

考题 Examine the following scenario: The target database instance is running. The most recent backup available for the target database was taken two days ago. Log files switches have occurred in last two days. The target database is duplicated on the same host, using the Recovery Manager (RMAN) duplicate command as follows:   RMAN RUN { ALLOCATE AUXILIARY CHANNEL aux 1 DEVICE TYPE DISK;  DUPLICATE TARGET DATABASE TO auxdb; }   Which statement is true about the duplicate database in this scenario?()  A、 It contains data till the last backupB、 It contains all data from target database until the current timeC、 It contains all data from only the committed transactions in the target databaseD、 It contains all data except that which is used by the transactions in the current online redo file of target database

考题 单选题The NIF process of nuclear fusion involves ______.A high lab temperatures of about 10 million CelsiusB ultra powerful lasers being used to produce huge gravitational pressureC deuterium and helium being fused together to form tritiumD delivering ultraviolet energy to hit the target

考题 单选题Which of the following is TRUE about the book?A It is the first world encyclopedic dictionaryB It can help deaf people know about the world more easilyC It took them sixteen years to finish the bookD It includes medicine and art about the life of deaf people

考题 单选题It can be concluded from the passage that NIF, Hiper, Iter ______.A use three different approaches to achieve the same goalB are at the same progressC have proved to the public their achievementD aim at the same goal

考题 填空题有如下程序:STORE O TO N,SDO WHILE.T. N=N+1 S=S+NIF N=1OEXIT ENDIFENDDO?"S="+STR(S,2)

考题 单选题From the passage, one can assume that which of the following statements would best describe Hemingway’s attitude toward knowledge?A One can learn about life only by living it fully.B A wise person will read widely in order to learn about life.C Knowledge is a powerful tool that should be reserved only for those who know how to use it.D Experience is a poor teacher.

考题 单选题Examine the following scenario: The target database instance is running. The most recent backup available for the target database was taken two days ago. Log files switches have occurred in last two days. The target database is duplicated on the same host, using the Recovery Manager (RMAN) duplicate command as follows:   RMAN RUN { ALLOCATE AUXILIARY CHANNEL aux 1 DEVICE TYPE DISK;  DUPLICATE TARGET DATABASE TO auxdb; }   Which statement is true about the duplicate database in this scenario?()A  It contains data till the last backupB  It contains all data from target database until the current timeC  It contains all data from only the committed transactions in the target databaseD  It contains all data except that which is used by the transactions in the current online redo file of target database

考题 多选题For Question 1, consider each of the choices separately and select all that apply.  Which of the following statements about Edison can be inferred from the passage?AEdison was one of the world’s most esteemed and influential inventors.BConcrete furniture was the only one of Edison’s inventions to ultimately fail.CThe light bulb and the phonograph were extremely successful inventions by Edison.

考题 单选题Which of the following sentences is NOT true?A People celebrate World Wetlands Day by taking part in competitions.B People celebrate World Wetlands Day by taking hips to local wetlands.C People celebrate World Wetlands Day by listening to talks about the wetlands.D People celebrate World Wetlands Day by talking about the weather.

考题 单选题Which of the following statements is NOT true about RMAN?()A It improves usability by enabling you to reuse the scripts to perform recovery operations.B It detects block corruption while restoration and recovery operations.C It enables you to perform block media recovery.D It is capable to recover through unrecoverable operations, with only full database backups.

考题 单选题Which statement about firefighting foam is TRUE?()A Foam conducts electricityB To be most effective,foam should be directed at the base of the fireC Foam is most effective on burning liquids which are flowingD Foam can ONLY be used to extinguish class A fires

考题 单选题离子选择电极响应斜率s(mV/pX)的理论值为()A RT/niFB RT/FC 2.303×103RT/niFD 2.303RT/niF

考题 单选题Which of the following is true about the fuel injection with an ordinary diesel engine?()A The process begins after TDCB The process ends before TDCC When the piston is near to the TDC the fuel injection endsD None of the above is true

考题 单选题According to the passage, which of the following is NOT true?A The members of the TPP produce 40%of world GDP-far more than the EU.B The farming and health care industries in Japan could be affected by the TPP.C The car industry in America has complained a lot about the trade with Japan.D Before Mr. Noda announced Japan’s interest in joining the TPP, Canada and Mexico were not actually involved in it.

考题 单选题Based on the text, which of the following statements is true?A Advertisements form part of a nation’s culture.B Advertising is legalized lying.C Promise, large promise, is the soul of all advertisement.D Advertising has put an end to the power of the most powerful adjective.

考题 单选题Hiper is being planned ______.A to compete with NIFB because NIF experiment, even successful, would not produce enough energy to run a nuclear fusion plantC to use the same laser technology but on a larger scaleD to demonstrate the feasibility of nuclear fusion

考题 单选题Which of the following about The Times is not true?A The circulation is very small.B This is the most famous of all British papers.C The most important British people all over the world still read it.D It is most critical of established interests.

考题 单选题Which statement is true about a routing table?()A It contains routes learned dynamically only.B It finds the best path to each destination by using a modified shortest-path-first calculation.C It contains only active BGP routes.D It contains all accepted routes to all destinations.

考题 单选题You enable block change tracking. You issue the following command:   BACKUP INCREMENTAL LEVEL 0 DATABASE;   The next day,you issue the following command:   BACKUP INCREMENTAL LEVEL 1 CUMULATIVE DATABASE;   Which statement about the use of the change tracking file is true?()A  RMAN reads the block change tracking file only when it performs the incremental level 0 backup.B  RMAN reads the block change tracking file when it performs both incremental backups.C  RMAN reads the block change tracking file only when it performs the incremental level 1 backup.D  RMAN does not read the block change tracking file when it performs either incremental backup.