1. Influenza A (H1N1) is a swine respiratory disease caused by influenza A (H1N1) virus, which can cause influenza outbreaks in swine herds.
2. Normally, humans are rarely infected with the influenza A (H1N1) virus. This virus is mainly transmitted through the respiratory tract, contact with sick pigs or their contaminated environment may be infected. The virus spreads from person to person in a similar way to influenza, usually through the infected person coughing or sneezing.
3. Influenza A (H1N1) has not yet been found to spread through food. Therefore, heating pork to above 71℃ and maintaining it for a period of time can kill bacteria and viruses. People can't get influenza A (H1N1) by eating pork
4. Symptoms of human infection with influenza A (H1N1) are similar to those of ordinary human influenza, including fever, cough, sore throat, body aches, headache, chills, and fatigue, etc. Some people also suffer from diarrhea and vomiting, and in severe cases, they may suffer from secondary pneumonia and respiratory failure, or even death. The Ministry of Health has issued the "Human Swine Influenza Diagnosis and Treatment Program (2009 Edition)", which is available on the Ministry of Health website and 12320.gov.cn.
5, there is already a vaccine to prevent human infection with influenza A (H1N1), a number of pharmaceutical companies at home and abroad are equipped with the production of influenza vaccine mature technology, our country's vaccine has been put into use. Influenza A (H1N1) is preventable, controllable and treatable.
6, the current situation, the ordinary influenza vaccine for the prevention of human influenza A (H1N1) has no obvious effect.
7. If influenza-like symptoms occur, you should immediately go to a local hospital with a fever clinic and an infectious disease department to confirm the diagnosis. At the same time, pay attention to reduce contact with other people to avoid infecting others.
8. If you have been to an influenza A (H1N1) infected area and experience influenza-like symptoms (fever, cough, runny nose, etc.) within 2 weeks after returning to your home country, you should contact your local healthcare center in a timely manner.
9. Influenza A (H1N1) is an acute respiratory infection caused by the influenza A (H1N1) virus. It can spread among people through sneezing, coughing and close contact of infected people.
10, Influenza A H1N1 symptoms are similar to other influenza, such as fever, cough, muscle pain, fatigue and so on. Influenza A H1N1 is preventable, controllable and curable.
Two questions and answers:
1. What should we do in our daily life to avoid contracting influenza A (H1N1)?
To avoid contracting influenza A (H1N1) in daily life, we should ① avoid contact with patients with influenza-like symptoms or pneumonia and other respiratory problems; ② pay attention to personal hygiene, wash your hands often with soap and water, especially after coughing or sneezing; ③ avoid going to crowded places; ④ pay attention to cover your nose and mouth when coughing or sneezing, and then dispose of the tissue paper in the garbage; ⑤ if you develop respiratory symptoms or a fever, you should get to the hospital as soon as possible, so that they can be taken care of. If you have respiratory tract infection or fever, seek medical attention as soon as possible.
2. How can schools prevent influenza A (H1N1)?
(1) Pay attention to personal hygiene and wash hands frequently. Schools on campus should set up sufficient hand-washing faucets, equipped with hand sanitizer or soap for teachers and students to use.
(2) Keep indoor air fresh and ventilate often. Enhance the ventilation of classrooms, offices and dormitories and other indoor activities.
(3) Strengthen health education. The use of wall posters, school radio, lectures, health education classes and theme class meetings and other forms of publicity and education, (4), the implementation of the morning inspection system. Classroom teachers should check the health status of each student one by one every morning, and tell parents to bring their children to the fever clinic of regular hospitals for medical treatment in time for students with fever.
(5), the school should establish a registration system for absence due to illness and tracing the cause of illness.
(6), improve campus environmental hygiene. Timely removal of school garbage and waste, keep indoor and outdoor environmental hygiene and clean.
3, public personal prevention of influenza A (H1N1) to do what?
Public personal prevention of influenza A (H1N1) to do "three diligence", "three speak" and "three early": ①, three diligence: diligent ventilation, diligent hand washing, diligent exercise; ②, Three talk: science (to do scientific prevention, avoid abuse of drugs), hygiene (strengthen personal hygiene, eat cooked food, drink boiled water), civilization (do not get together, cough sneeze with a tissue to cover the nose and mouth, do not spit); ③, three early: early discovery, early reporting, early treatment.
4, influenza A H1N1 preventive measures?
1) Pay attention to personal hygiene, wash your hands often, and keep the room ventilated.
②cough or sneeze when the application of paper towels to cover the mouth and nose, and then throw the paper towels into the trash.
③Avoid going to crowded places during the influenza A (H1N1) epidemic.
4) Seek medical attention immediately if you develop influenza symptoms (e.g. fever, cough, runny nose, etc.) and avoid going out as much as possible to prevent spreading the disease to others.
5. Why is influenza A (H1N1) preventable, controllable and curable?
Influenza A (H1N1) is an acute respiratory infection caused by the influenza A (H1N1) virus.
②The virus can spread from person to person through sneezing, coughing and close contact of infected people.
③ Symptoms are similar to those of other influenza, such as fever, cough, muscle pain, and fatigue. Influenza A (H1N1) is preventable, controllable and curable.
Prevention and control of influenza A H1N1 knowledge test questions (volume) _________ grade _______ class name _________
I. Fill in the blanks:
1. Influenza A H1N1 is a kind of _____________ caused by ______________ ___________ disease, a virus that can cause flu outbreaks in __________ .
2. Normally humans are rarely infected with the influenza A (H1N1) virus. This virus is mainly spread through ________ and it is possible to get infected by contact with __________. This time the virus spreads from person to person in a similar way to influenza, usually through infected people ＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿ and so on.
3. Influenza A (H1N1) has not yet been found to spread through food. Therefore, heating pork to 71 ℃ or more and maintained for a period of time can kill bacteria and viruses. People eating pork are ＿＿＿＿＿＿＿ getting Influenza A H1N1
4, the symptoms of human infection with Influenza A H1N1 are similar to those of ordinary human influenza, including ＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿ and so on, and some of them will also appear ＿＿＿＿＿＿＿＿, and severe cases will be followed by pneumonia and respiratory failure, or even death. The Ministry of Health has issued the Human Swine Influenza Diagnosis and Treatment Program (2009 Edition), which is available on the Ministry of Health website and 12320.gov.cn.
5, there is already a vaccine to prevent human infection with influenza A (H1N1), a number of pharmaceutical companies at home and abroad are equipped with the production of influenza vaccine mature technology, our country's vaccine has been put into use. Human infection with influenza A (H1N1) is available ＿＿＿＿＿＿＿＿＿＿
6, the current situation, the ordinary influenza vaccine for the prevention of human influenza A (H1N1) has no obvious effect.
7, if flu-like symptoms, should immediately go to ＿＿＿＿＿＿＿＿＿＿＿＿＿＿ medical confirmation. At the same time, pay attention to ＿＿＿＿＿＿＿＿＿＿＿＿＿＿ to avoid infecting others.
8, to the influenza A (H1N1) epidemic areas, such as returning to the country within 2 weeks of the emergence of influenza-like symptoms (fever, cough, runny nose, etc.), should be ＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿ of
9, influenza A (H1N1) is an acute respiratory infectious disease caused by ＿＿＿＿＿＿＿＿＿＿＿＿. It can be spread through infected ＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿ people.
10, Influenza A H1N1 symptoms are similar to other influenza, such as fever, cough, muscle pain, fatigue and so on. Influenza A H1N1 is ＿＿＿＿＿＿＿＿＿＿＿＿ of.
Two, questions and answers:
1, in daily life to avoid contracting influenza A (H1N1), what should be done?
2. How can schools prevent influenza A (H1N1)?
3. What should the public do personally to prevent Influenza A (H1N1)?
4. What are the preventive measures against Influenza A (H1N1)?
5. Why is influenza A (H1N1) preventable, controllable and curable? The first "IT Technology Week" of the "Computer Knowledge Contest" question bank
I. Single-choice questions
1, in the computer storage 1GB means ______.
A: 1000 KB B: 1024 KB C: 1000 MB D: 1024 MB
Answer: D
2. The decimal number 102 converted to binary is ______.
A: 1100111 B: 1100110 C: 1100001 D: 1011110
Answer:B
3. ASCII code is used to represent ______ code.
A: Analog B: Character C: Digital D: Numeric Module
Answer:B
4. The core component of a computer is ______.
A: main memory B: mainframe C: CPU D: motherboard
Answer:C
5. The following device is an input device ______.
A: Digitizer B: Scanner C: Printer D: Plotter
Answer:B
6. RAM is characterized by ______.
A: It can be read or written arbitrarily B: It can only be read but not written
C: It can only be written but not read D: The contents cannot be modified
Answer: A
7. Compared to external memory internal memory ______.
A: Large storage and faster processing B: Smaller storage and faster processing
C: Large storage and slower processing D: Smaller storage and slower processing
Answer:B
8, When typing Q on the keyboard, the correct typing fingering to use is with the left ______ hand.
A: Index finger B: Middle finger C: Ring finger D: Little finger
Answer: D
9. When typing S on the keyboard, the correct input fingering to use is with the left hand ______.
A: Index Finger B: Middle Finger C: Ring Finger D: Little Finger
Answer: C
10、When typing N on the keyboard, the correct typing fingering to use is with the right hand ______.
A: index finger B: middle finger C: ring finger D: little finger
Answer:A
11, The smallest unit of data storage in a computer is ______.
A: BIT B: BYTE C: WORD D: CHAR
Answer:A
12. The main infrastructure of the information superhighway is ______.
A: LAN B: WAN C: INTERNET D: BASIC NETWORK
Answer:C
13, The number of bits in 4B is ______.
A: 4 bits B: 8 bits C: 16 bits D: 32 bits
Answer:D
14, In computer storage 10MB represents ______.
A: 10000 KB B: 10240 KB C: 10000 B D: 10240 B
Answer:B
15, A byte is the basic unit of a computer ______.
A: Computing capacity B: Storage capacity C: Input data D: Access data
Answer:B
17, In addition to the hardware, another indispensable part of a computer system is ______.
A: instruction B: data C: network D: software
Answer: D
18, A complete computer system is composed of ______.
A: main chassis, keyboard, monitor, printer B: mainframe and external devices
C: memory, operators, controllers D: hardware system and software system
Answer: D
19. ROM belongs to the ______ of computer.
A: Main memory B: External memory C: Controller D: Operator
Answer:A
20, The following devices are not input devices ______.
A: Keyboard B: Mouse C: Digitizer D: Light pen
Answer:C
21, Among the following memories, the one that can only be read and not written is ______.
A: Hard disk B: Floppy disk C: Tape D: ROM
Answer: D
22, Floppy disk memory is more ______ than hard disk memory.
A: Smaller storage and faster processing B: Smaller storage and slower processing
C: Larger storage and slower processing D: Larger storage and faster processing
Answer:B
23.The software that manages and controls computer software and hardware resources is ______.
A: File manager B: Input and output manager
C: Command handler D: Operating system
Answer: D
24、The following description of an operating system is wrong ______.
A: has the function of file processing B: makes the computer system easy to use
C: coordinates the use of computer resources D: handles hardware failures
Answer: D
25, the following devices are external to the computer is ______.
A: Operator B: Controller C: Main memory D: CD-ROM
Answer: D
26, The binary number 1111000 is converted to a decimal number at ______.
A: 134 B: 124 C: 120 D: 122
Answer:C
27, Microcomputer P4 is the ______ of the computer.
A: Brand B: CPU model C: Word length D: Speed
Answer:B
28, When typing C on the keyboard, the correct typing fingering to use is with the left ______ hand.
A: Index Finger B: Middle Finger C: Ring Finger D: Little Finger
Answer: B
29、When typing G on the keyboard, the correct typing fingering to use is with the left hand ______.
A: index finger B: middle finger C: ring finger D: little finger
Answer: A
30, The maximum value of 4-bit character code is ______.
A: 32 B: 31 C: 16 D: 15
Answer:D
31, The method of representing various symbols as binary numbers is ______.
A: numeric encoding B: symbol encoding C: Chinese character encoding D: internal encoding
Answer:A
32, The computer mainframe includes ______.
A: operator B: controller C: memory D: all of the above
Answer: D
33. von. Neumann's principle that a computer should include functional components such as ______ .
A: operator, controller, memory, input devices and output devices
B: operator, memory, monitor, input devices and output devices
C: operator, controller, memory, keyboard and mouse
D: operator, controller, hard disk, input devices and output devices
Answer:A
34.To hit the space bar, as required by the fingering, you should use ______.
A: the index fingers of the left and right hands, because the index finger is the most flexible B: the thumb of the left or right hand
C: the middle finger of the left or right hand D: the ring finger of the left or right hand
Answer: B
35、When inserting a display card ______.
A: No need to disconnect the power B: Insert it into any slot
C: Insert it down while shaking it D: Ensure that the contact is good, not high at one end and low at the other
Answer:D
36, In the hardware system of a microcomputer ______ is the memory component of the computer.
A: Operator B: Controller C: Memory D: Central Processor
Answer:C
37, The eight reference key positions in the typing key area of a keyboard are the ______.
A: SDFGHJKL B: ASDFGHJK C: ASDFHJKL D: ASDFJKL;
Answer: d
38, After a floppy disk has been write-protected, the operation that the computer can perform on the disk is ______.
A: can write to the floppy disk, but can not read out the original information on the floppy disk
B: can read out the original information on the floppy disk, but can not modify the original information on the floppy disk
C: can not be any operation
D: can read out the original information on the floppy disk, but also can write to the floppy disk
Answer: B
39, Currently the highest quality and fastest printer is ______.
A: 9-pin printer B: 24-pin printer C: color inkjet printer D: laser printer
Answer: D
40, the following devices are external to ______.
A: CPU B: Motherboard C: Monitor D: Memory Stick
Answer: C
41, Which of the following memories is not a magnetic media storage device ______.
A: CD-ROM B: hard disk C: 3.5-inch floppy disk D: 5.25-inch floppy disk
Answer: A
42, virus programs are divided into ______ according to the object of their attack.
A: shell, invasive, proto-code and benign
B: proto-code, shell, composite and network viruses
C: boot, file, composite and network viruses
D: benign, pernicious, proto-code and shell
Answer:C
43.The standard of CD-ROMs in general use capacity is ______.
A: 6.8GB B: 68MB C: more than 600 megabytes D: 680KB
Answer: C
44, The program system and corresponding technical documentation used to solve some practical problem is called ______.
A: assembly language B: machine language C: system software D: application software
Answer: D
45, Which of the following is the output device of a computer ______.
A: Printer B: Mouse C: Scanner D: Keyboard
Answer: A
46、Which of the following devices is not an external storage device of a computer ______.
A: Random Access Memory (RAM) B: Hard disk C: Floppy disk D: CD-ROM
Answer: A
47, The capacity of the 3.5-inch floppy disks currently in use is typically ______.
A: 1.44GB B: 1.44KB C: 1.44MB D: 1.44B
Answer: C
48, The following is not part of the external memory is ______.
A: hard disk B: floppy disk C: CD-ROM D: RAM memory
Answer:D
49, The most important of the software systems is ______.
A: programming language B: word table processing software C: operating system D: application software
Answer: C
50, the software essential to the normal operation of a computer system is ______.
A: system software B: application software C: word-processing software D: programming language
Answer: A
51, the function of system software is ______.
A: to give full play to the benefits of hardware resources and provide convenience for users to use computers
B: to solve the problems of input and output
C: to remove viruses and maintain the normal operation of the computer system
D: to be used for program design
Answer: A
52, software is ______.
A: a collective term for all programs
B: a collective term for all technical documentation
C: a collective term for all programs saved on floppy disks
D: a collective term for all programs and related documentation
Answer:D
53, Software is generally divided into two main categories ______.
A: high-level software, system software B: assembly language software, system software
C: system software, application software D: application software, high-level language software
Answer:C
54, The internal memory is also known as ______.
A: main memory B: auxiliary memory C: PR0M D: ROM
Answer:A
55, The component that can present the results of a computer's operation to the user in a visible way is ______.
A: Memory B: Controller C: Input device D: Output device
Answer:D
56, In the hardware system of a microcomputer, ______ is referred to as an I/O device.
A: Operator and Controller B: Input Device and Operator
C: Memory and Input Device D: Input Device and Output Device
Answer:D
57.A commonly used output device is ______.
A: keyboards and mice B: printers and monitors C: monitors and scanners D: hard disks and memory
Answer: B
58, not belonging to the computer's external devices is ______.
A: input devices B: output devices C: external memory D: main memory
Answer:D
59, microcomputer hardware system is divided into two major parts: the host computer and external devices, of which ______ is called the host computer.
A: operator, memory and controller B: operator, controller
C: input device, output device D: memory, controller
Answer:A
60, In the hardware system components of a microcomputer, the integration of the controller and the operator is called ______.
A: CPU B: BUS C: RAM D: ROM
Answer: A
61, Commonly used microcomputer input devices are usually referred to as ______.
A: keyboards and monitors B: floppy disks and hard disks C: keyboards and floppy disks D: keyboards and mice
Answer:D
62, In microcomputer systems, the external storage devices usually include ______.
A: disks and CD-ROMs B: read-only memories C: ROMs and floppy disks D: RAM
Answer: A
63. One of the important features of a microcomputer is that it integrates ______ the computer hardware on a single chip, called a microprocessor. (also known as "CPU")
A: controller and memory B: controller and operator
C: operator and memory D: operator, controller and memory
Answer: B
64, RAM is short for ______.
A: Random Access Memory B: Read Only Memory C: Auxiliary Memory D: External Memory
Answer:A
65, Internal memory in a computer system refers to ______.
A: RAM B: RAM and hard disk C: ROM and disk D: RAM and ROM
Answer:D
66, A microcomputer hardware system consists of ______ two major parts.
A: host and output devices B: CPU and memory C: host and external devices D: CPU and external devices
Answer:C
67, The following statement is not correct ______.
A: The use of computers to control various production processes not only improves efficiency, but also quality
B: Computers have been able to simulate all the functions of the human brain, including emotions and learning
C: Computer technology has become a basic skill that people should master
D: Computers are having an increasing impact on our lives
Answer：B
68、The following statement is correct ______.
A: A computer system includes a hardware system and a software system
B: A small machine is also known as a microcomputer
C: Computers are divided into analog computers and digital computers according to their processing power
D: The mainframe computer includes a CPU, a monitor
Answer: A
69: Computers can be classified into ______.
A: electronic analog computers and electronic digital computers
B: jumbo, mainframe, minicomputers and microcomputers
C: 386, 486, 586
D: specialized and general-purpose computers
Answer:B
70, computers can be classified according to their working principle ______ .
A: electronic analog computers and electronic digital computers C: 386, 486, 586
B: jumbo, mainframe, minicomputer and microcomputer D: specialized and general-purpose machines
Answer: A
71, The design idea of computer architecture was proposed by ______ .
A: Turing B: von . Neumann C: Schott D: Bill . Gates
Answer:B
72、The following statement is correct ______ .
A: In the famous "man-machine war", the world chess champion lost the game to a computer, which shows that computers are smarter than human beings
B: Because computers can't fully simulate the functions of the human brain, computers aren't very useful
C: With the development of informationization of the society and the development of computers, it leads to a profound change in the mode of production and the way of life of the society
D: Computers can already simulate the functions of the human brain, so they will replace human beings in the future
Answer:C
73、The future development trend of computers is ______.
A: gigantic, miniaturized, networked, and automated
B: gigantic, digital, networked, and intelligent
C: gigantic, miniaturized, integrated, and intelligent
D: gigantic, miniaturized, networked, and intelligent
Answer:D
74. Of the following devices, after a power outage the information inside is information will be lost is ______.
A: floppy disk B: hard disk C: ROM D: RAM
Answer: D
75, 1024B is ________.
A: 1KB B: 10KB C: 1GB D: 10GB
Answer:A
76、The most widely used and fastest growing computer is ______.
A: Jumbo B: Medium C: Small D: Micro
Answer:D
77, In computer storage 1MB means ______.
A: 100 KB B: 10 KB C: 1000 KB D: 1024 KB
Answer: D
78, The following statement is correct ______.
A: Computer technology is the core of the information society
B: Computers are numerical calculations only
C: Computers are changing everything we do and will dominate the whole world
D: Computers are so powerful that they can take over the function of the human brain
Answer: A
79、Currently, the most commonly used symbol encoding in computer The most commonly used symbol encoding is ______.
A: ASCII code B: GB2312-80 C: Chinese character code D: English alphabet
Answer: A
80, An ASCII character is represented by ______ bytes.
A: 1 B: 2 C: 3 D: 4
Answer: A
81, Hexadecimal bases *** ______ characters.
A: 16 B: 10 C: 2 D: 8
Answer:A
82. The base ****______ of decimal.
A: 8 B: 10 C: 2 D: 16
Answer: B
83, The software that converts the source program of a high-level language into machine instructions is ______.
A: Operating system B: Assembler C: Interpreter D: Monitor
Answer: C
84. The following statement is false ______.
A: The counting systems commonly used in computers are decimal, binary, octal, and hexadecimal
B: The counting system is a method of calculating the size of data using mathematical symbols on a rounding principle
C: All counting systems count on the principle of "one in ten"
D: People usually choose the counting system according to their practical needs and habits
Answer: C: The numbering system is based on the principle of "one in ten. p>
Answer:C
85. There are ***______ base characters in binary.
A: 10 B: 8 C: 2 D: 1
Answer: C
86, the coding principle of the national standard of Chinese characters is that a Chinese character is represented by ______ bytes.
A: 1 B: 2 C: 3 D: 4
Answer: B
87, the common operating system for microcomputers is ________.
A: Windows, LINUX, DOS B: Windows, CCED, DOS
C: Windows, WPS, DOS D: CCED, UCDOS, DOS
Answer: A
88, the high-level language source program "translation" into the target program there are ______ two ways.
A: linking and running B: compiling and linking C: editing and querying D: compiling and interpreting
Answer: D
89、The following statement about computer languages is wrong ______.
A: Symbolic programs written in assembly language cannot be directly executed by the computer
B: High-level languages are related to computer hardware
C: Source programs are programs written in assembly language and various high-level languages
D: Machine language consists of binary codes
Answer: B
90, A byte consists of ______ binary code.
A: 7 bits B: 8 bits C: 14 bits D: 16 bits
Answer: B
91, The language that can be directly recognized by computers is ______.
A: machine language B: assembly language C: high-level language D: database query language
Answer:A
92, The program is ______.
A: a finite ordered collection of commands in a computer language that solves a problem C: a computer language
B: documentation that solves a problem D: the basic operation of a computer
Answer:A
93, 10GB is equivalent to ______.
A: 10240MB B: 10240B C: 10240KB D: 10240TB
Answer:A
94. 1MB is equivalent to ______.
A: 1000KB B: 1000GB C: 1024B D: 1024KB
Answer: D