Questões Militares Comentadas para cbm-mg

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Q920524 Redes de Computadores
Assinale a alternativa que apresenta a função da máscara de subrede.
Alternativas
Q920523 Redes de Computadores
Assinale a alternativa que apresenta o endereço de rede que representa um host que está incluído em uma rede classe B.
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Q920522 Noções de Informática
Assinale a função do Excel (Office 2010) que deve ser utilizada para se fazer o arredondamento para baixo até encontrar o inteiro mais próximo.
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Q920521 Noções de Informática
Assinale a alternativa que apresenta o tipo de ataque à segurança de um sistema que se utiliza da fragilidade ética de alguns profissionais para a promoção desse ataque.
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Q920520 Noções de Informática
Assinale o nome da guia do Word (Office 2010) em que um usuário pode inserir uma nota de rodapé.
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Q920519 Redes de Computadores
Assinale a alternativa que apresenta o nome do protocolo para gerenciamento de redes TCP/IP.
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Q920518 Redes de Computadores
Qual camada do TCP/IP é responsável pela conexão fim-a-fim entre dois hosts e que utiliza, para isso, o protocolo TCP ou UDP?
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Q920517 Banco de Dados
Qual comando SQL deve ser utilizado para listar os dados em tabelas, eliminando os dados repetidos?
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Q920516 Banco de Dados
Assinale a forma normal em banco de dados em que a única exigência é que todos os valores de colunas em uma tabela sejam atômicos.
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Q920515 Banco de Dados
Qual comando SQL deve ser utilizado para listar o campo NOME das pessoas cadastradas na tabela USUARIOS, listados em ordem alfabética, começando pelo último nome cadastrado, segundo a ordem alfabética?
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Q920514 Redes de Computadores
Assinale a alternativa que apresenta o tipo de segurança de disco que utiliza a técnica de espelhamento para realizar uma cópia com segurança.
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Q920513 Sistemas Operacionais
Assinale a alternativa que apresenta o recurso dos sistemas operacionais em que um processo é interrompido para que outro ganhe a CPU e possa ser executado durante um determinado período de tempo, sendo que, após esse tempo, este também deverá ceder à CPU para um novo processo, e assim sucessivamente.
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Q920512 Sistemas Operacionais
São representações de um estado de processo dentro do sistema operacional, EXCETO:
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Q920510 Arquitetura de Computadores
Assinale a alternativa que representa a conversão do número 128 de decimal para binário.
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Q920509 Arquitetura de Computadores
Em qual etapa da evolução dos computadores surgiram os equipamentos que funcionavam com transistores?
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Q920503 Arquitetura de Computadores
Um usuário do sistema operacional Windows precisa redimensionar uma partição em seu HD.
Nesse caso, a melhor ferramenta disponibilizada pelo sistema é o(a):
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Q920502 Redes de Computadores
Uma das aplicações das fibras ópticas em curtas distâncias é na construção redes industriais.
Nesse caso, a fibra óptica utilizada é do tipo:
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Q920215 Redes de Computadores
Analise as afirmativas relativas aos componentes de uma rede de computadores.
• Equipamento utilizado para interligar segmentos de redes locais, permitindo a comunicação entre eles. • Os dados de um barramento ficam restritos a esse segmento e só passam a outro se forem endereçados. • Evita congestionamento e colisões: uma rede local não interfere nas outras redes locais conectadas a esse componente. • A comutação de frames Ethernet é baseada em hardware, em que a execução da comutação é feita por chips e não por programas armazenados.
Nesse quadro, apresentam-se algumas características de um:
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Q904742 Inglês

                          International Civil Defence Organisation


1. Introduction


Fires are the accidents which occur most frequently, whose causes are the most diverse and which require intervention methods and techniques adapted to the conditions and needs of each incident. Depending on the type of fire (nature of the material ablaze), meteorological conditions (wind) and the effectiveness of the intervention, material damage can be limited (a single car, building or production or storage warehouse installation), or affect wide areas (forest or agricultural fires, hydrocarbons, gas or other highly flammable products, storage or piping installations, harbour installations and rail or marine transport equipment). […]


2. Preventive and protective measures


Fires can spread more or less rapidly depending on their causes, the nature of the material and goods alight, the fire prevention installations (automatic sprinklers), meteorological conditions, the ways the population is informed and the initiative it shows, as well as the speed and efficiency of the intervening services and of their fire-fighting equipment. In the light of experience, prevention is seen to be most important and consists of two distinct components. On the one hand, the primary responsibility falling upon the political authorities empowered to implement the legal prescriptions concerning fire protection, to forecast accidents and to inform the population, as well as to set up measures and means for fighting fires and explosions. On the other hand, the responsible behaviour of each individual based upon an education geared towards caution and the respect of instructions in case of fire. Defining, and controlling the implementation of, the particular rules of protection against fires, specific to each enterprise presenting a potential danger, including the training of security personnel, is also relevant in this context. The many types of fire and the preventive and protective measures which relate to them, make it advisable to limit the present study to the specific measures falling to the political authorities in one area only, namely that of “forest fires”. This type of fire is of particular interest to developing countries and the preventive measures to be applied have a general representative value, that is:


– organising an observation service, prevention and alarm (security) service at local and regional levels;

– implementing legislation regulating the use of fire by all the population present in or at the edge of forests, and more particularly by owners and individuals exercising a professional activity in sensitive areas;

– planning and concrete preparation (periodic maintenance) for fire-fighting through adequate landscaping of the territory and appropriate forest cultivation limiting fire propagation (alternating vegetation, clearance, trimming), creating and maintaining access paths (extinction) and fire-break areas as well as fire-fighting equipment such as water supplies (conduits, cisterns), watch towers and meteorological posts, and the construction of helicopter landing pads;

– surveillance and detection of fires as soon as the danger of fires is forecast by the ad hoc meteorological service (which comprises automatic or mobile statistics posts observing the winds and the vegetation: dryness, force, direction, evolution);

– as soon as the danger of fire increases, activating an alarm plan (basic intervention plan) requiring the engagement of preventive intervention squads (firemen), and their wide positioning as near as possible to the threatened zones, and making available water bombers and specialised aerial machines ready for action;

– preparation and concretisation (organisation) of an intervention mechanism: this requires the setting up of specialised management programmes ensuring the coordination of powerful and efficient equipment and means for fighting forest fires (instruction); 

– preparedness management and the coordination of the use of the means of intervention of the authorities and the information and alarm services for the population require a secure transmission network (radio network);

– planning the evacuation of the population possibly under threat in the various sensitive areas, particularly if there are risks of explosion (reservoirs and gas conduits explosives or ammunition dumps, hydrocarbon production, handling or transport installations, other dangerous material, etc.).

[...]

Available at: <http://www.icdo.org/en/disasters/man-made-disasters/industrial-accidents/fire> . Accessed on: April 6th, 2018 (Fragment)

According to the text, organising an intervention mechanism demands at least that
Alternativas
Q904741 Inglês

                          International Civil Defence Organisation


1. Introduction


Fires are the accidents which occur most frequently, whose causes are the most diverse and which require intervention methods and techniques adapted to the conditions and needs of each incident. Depending on the type of fire (nature of the material ablaze), meteorological conditions (wind) and the effectiveness of the intervention, material damage can be limited (a single car, building or production or storage warehouse installation), or affect wide areas (forest or agricultural fires, hydrocarbons, gas or other highly flammable products, storage or piping installations, harbour installations and rail or marine transport equipment). […]


2. Preventive and protective measures


Fires can spread more or less rapidly depending on their causes, the nature of the material and goods alight, the fire prevention installations (automatic sprinklers), meteorological conditions, the ways the population is informed and the initiative it shows, as well as the speed and efficiency of the intervening services and of their fire-fighting equipment. In the light of experience, prevention is seen to be most important and consists of two distinct components. On the one hand, the primary responsibility falling upon the political authorities empowered to implement the legal prescriptions concerning fire protection, to forecast accidents and to inform the population, as well as to set up measures and means for fighting fires and explosions. On the other hand, the responsible behaviour of each individual based upon an education geared towards caution and the respect of instructions in case of fire. Defining, and controlling the implementation of, the particular rules of protection against fires, specific to each enterprise presenting a potential danger, including the training of security personnel, is also relevant in this context. The many types of fire and the preventive and protective measures which relate to them, make it advisable to limit the present study to the specific measures falling to the political authorities in one area only, namely that of “forest fires”. This type of fire is of particular interest to developing countries and the preventive measures to be applied have a general representative value, that is:


– organising an observation service, prevention and alarm (security) service at local and regional levels;

– implementing legislation regulating the use of fire by all the population present in or at the edge of forests, and more particularly by owners and individuals exercising a professional activity in sensitive areas;

– planning and concrete preparation (periodic maintenance) for fire-fighting through adequate landscaping of the territory and appropriate forest cultivation limiting fire propagation (alternating vegetation, clearance, trimming), creating and maintaining access paths (extinction) and fire-break areas as well as fire-fighting equipment such as water supplies (conduits, cisterns), watch towers and meteorological posts, and the construction of helicopter landing pads;

– surveillance and detection of fires as soon as the danger of fires is forecast by the ad hoc meteorological service (which comprises automatic or mobile statistics posts observing the winds and the vegetation: dryness, force, direction, evolution);

– as soon as the danger of fire increases, activating an alarm plan (basic intervention plan) requiring the engagement of preventive intervention squads (firemen), and their wide positioning as near as possible to the threatened zones, and making available water bombers and specialised aerial machines ready for action;

– preparation and concretisation (organisation) of an intervention mechanism: this requires the setting up of specialised management programmes ensuring the coordination of powerful and efficient equipment and means for fighting forest fires (instruction); 

– preparedness management and the coordination of the use of the means of intervention of the authorities and the information and alarm services for the population require a secure transmission network (radio network);

– planning the evacuation of the population possibly under threat in the various sensitive areas, particularly if there are risks of explosion (reservoirs and gas conduits explosives or ammunition dumps, hydrocarbon production, handling or transport installations, other dangerous material, etc.).

[...]

Available at: <http://www.icdo.org/en/disasters/man-made-disasters/industrial-accidents/fire> . Accessed on: April 6th, 2018 (Fragment)

One of the ways to prevent the spread of forest fires is
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Respostas
261: D
262: B
263: A
264: A
265: C
266: B
267: D
268: C
269: A
270: D
271: B
272: A
273: D
274: A
275: B
276: C
277: C
278: D
279: D
280: C