Ministerio de Educación Pública Direcc ección de Gestión y Evaluación de la Calidad Depa Deparrtame tament nto de Evaluación Académica y Certificaci n Prueba d Especialidades Técnicas–Octubre 2015
RUEBA ORDINARIA
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DIURNA
Este documento es propiedad del Ministerio de Educación Pública, su reproducción parcial o total para fines comerciales está prohibida por la ley. Fecha: ______________ ______________ N° d identificación del estudiante: __________ _______________ _________________________ _________________________ ______ ______________ Nombre Primer apellido S gundo apellido Institución: ____________________ ________________________________________ _______________ _________________________ ____________ Nombre delegado aplicador
_________________ ______________ Firm Firmaa del deleg egad ado aplicador
Ministerio de Educación Pública Dirección de Gestión y Evaluación de la Calidad Departam nto de Evaluación Académica y Certificación Prue rueba de Especialidades Técnicas – Octubre 2015 Comprobante para el estudiante In ormática Empresarial-Prueba ordinaria Diurna
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Fecha: Fecha: ____________ __________________ ________ __ N° d e identificación del estudiante: ________________ _________________ ________________________ ________________________ _________ _______________ Nombre Primer apellido Seg ndo apellido Institución: ______________________ _________________________________________ _________________ ____________________________ __________ Nombre delegado aplica or
________________________ _______________ Firma delegado a licador
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INFORMACIÓN GENERAL Para resolver la prueba, usted debe contar con un folleto que contiene 75 ítems de selección, un bolígrafo de tinta negra o azul, corrector líquido blanco y una hoja para respuestas. respuestas. Si lo requiere, puede emplear calculadora básica o científica (no programable) programable) para resolver problemas matemáticos. Los textos utilizados en la prueba de Informática Empresarial son tomados del material y recursos disponibles para la enseñanza de esta especialidad.
INSTRUCCIONES 1.
2. 3.
4. 5.
6.
7. 8.
Verifique que el folleto esté bien compaginado y que contenga los 75 ítems de selección. En caso de de encontrar alguna anomalía, notifíquela inmediatamente inmediatamente al delegado de aula; de lo contrario, usted asume la responsabilidad sobre los problemas que se pudieran suscitar por esta causa. Lea cuidadosamente cada ítem. Si lo desea, puede usar el espacio al lado de cada ítem, para escribir cualquier anotación que le le ayude a encontrar la clave. Sin embargo, para efectos de revisión, solamente se califica la hoja para respuestas. De las cuatro posibilidades de respuesta: A), B), C) y D), que D), que presenta cada ítem, solamente una es correcta. correcta. Una vez que haya revisado todas todas las opciones y esté seguro o segura de su elección, rellene completamente el círculo correspondiente, tal como se indica en el ejemplo. A B C D Si necesita rectificar alguna respuesta, utilice corrector líquido blanco; rellene con bolígrafo de tinta negra o azul el círculo correspondiente a la nueva opción seleccionada. Luego anote en la parte destinada para observaciones observaciones de la hoja para respuestas: “La respuesta respuesta del ítem Nº Nº ___ es la opción ____”. Debe firmar solamente una vez al final de todas las observaciones. Ningún ítem debe aparecer sin respuesta o con más de una respuesta. ESTAS INSTRUCCIONES NO DEBEN SER MODIFICADAS POR NINGÚN FUNCIONARIO QUE PARTICIPE EN EL PROCESO DE ADMINISTRACIÓN DE LA PRUEBA.
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
SELECCIÓN ÚNICA 1)
Lea el siguiente texto: Disciplina científica y tecnológica que trata todo lo que tiene que ver con la comunicación entre computadores (ordenadores), tanto en entornos locales como entornos más grandes. ¿A cuál concepto hace referencia el texto anterior? A) B) C) D)
2)
Sistemas operativos Sistemas autores Comunicación Telemática
Lea el siguiente texto: Conjunto de ordenadores en un sistema de interconexión cuya finalidad es compartir recursos. Esta interconexión puede darse en forma conmutada. ¿A cuál concepto hace referencia el texto anterior? A) B) C) D)
3)
Protocolo Circuito Trama Red
Lea el siguiente texto sobre bases de datos: Este tipo de relación se da cuando en la entidad puede haber un número indefinido de ocurrencias en la relación, o, incluso, ninguna. Por ejemplo, una mujer puede tener cero hijos o muchos de ellos. ¿Cuál tipo de relación se identifica en el texto anterior? A)
0:1
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
4)
Lea la siguiente definición: Representa un conjunto de elementos relacionados que se localiza de forma agrupada a través de registros en donde cada uno tiene campos que se relacionan entre sí para identificar una entidad. ¿A cuál concepto se refiere la definición anterior? A) B) C) D)
5)
¿Cuál tipo de conexión a Internet Internet requiere requiere de un módem para convertir las señales digitales del computador en impulsos de luz que se envían a través de un medio guiado? A) B) C) D)
6)
Datos Llave primaria Bases de datos Dominio de datos
Líneas digitales de suscriptor asimétrica Red telefónica conmutada Por fibras ópticas Por vía satélite
Lea el siguiente texto sobre Internet: Protocolo utilizado para transferir a través de Internet los datos de los documentos e hipermedia contenidos en los servidores www . ¿A cuál protocolo de comunicación hace referencia el texto anterior? A) B) C) D)
HTML HTTP URL FTP
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
7)
Considere el siguiente enunciado lógico: ~(P ^ Q) ¿Cuál es la expresión lógica equivalente al enunciado anterior? A) B) C) D)
8)
P=>Q ~~P ^ Q (~P v ~Q) P=>(Q ^P)
Considere la siguiente forma sentencial: P=>~P La forma sentencial anterior se caracteriza como A) B) C) D)
9)
tautología. contingencia. contradicción. equivalencia material.
Considere el siguiente número en el sistema hexadecimal: 437316 Al realizar la respectiva conversión, en el sistema binario el número anterior corresponde a A) B) C) D)
1000011011100112 101 0101111 01102 1010110101101112 1000011011100102
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
10) Considere la siguiente expresión booleana: (X + Y) De acuerdo con el teorema De Morgan, la equivalencia lógica de la anterior expresión equivale a A) B) C) D)
x+y x/y x-y x*y
11) Considere el siguiente programa escrito en pseudocódigo: Proceso ejercico_1 Suma=0 Para indice=1 Hasta 6 Hacer Resto=indice modulo 2 Si (Resto=0) Entonces numero = indice +1 Sino numero= indice + 2 FinSi Suma=Suma + numero FinPara Escribir (Suma) FinProceso De acuerdo con lo representado en el pseudocódigo anterior, ¿cuál es el valor de salida correcto? A) B) C) D)
11 16 23 30
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
12) Considere el siguiente fragmento de de código escrito en pseudocódigo: Inicio Suma=-2 indice=1 Mientras (indice <=6) Hacer Inicio Suma=Suma + indice indice= indice + 2 Fin_mientras Imprimir(indice) Fin De acuerdo con lo representado en el pseudocódigo anterior, ¿cuál es el valor de salida correcto? A) B) C) D)
3 5 7 9
13) De acuerdo con la normalización de colores, utilizado en la salud ocupacional, ¿cuál color se utiliza para señalar riesgos de radiación extremadamente alta? A) B) C) D)
Rojo Azul Violeta Naranja
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
15) Observe la siguiente imagen:
¿Qué ¿Qué tip tipo de de ci circui cuito eléct léctrrico se presenta en la imagen anterior? A) B) C) D)
Mixto Serie Abierto Paralelo
16) Observe la siguiente ilustración:
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
17) ¿Cuál parte interna del computador determina el tipo de u idad central de procesa procesamien miento to que que util utiliza iza l tarjeta madre? A) B) C) D)
La interconexión de c mponentes periféricos El sistema básico de ntrada y salida La arq arquit uitect ectura están ar extendida El zócalo para el microprocesador
18) Considere la siguiente ima en:
W
¿Qué tipo de conector son los señalados por la letra W en la imagen nterior? A) B) C) D)
SATA SCSI SAS IDE
19) Lea la siguiente informació : I. Transmite la información mediante un haz de luz fluctuante. II. Tiene baja ate atenuac nuación si se controla la impureza de sus cristales.
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
20) Observe la siguiente ilustración:
¿Cuál tipo de cable se pre enta en la ilustración anterior? A) B) C) D)
Coaxial Trenzado Fibra óptica Par trenzado
21) Lea la siguiente situación: De acuerdo con el dep rtamento contable de la empresa SofiTec Ltda dedicada al soporte técnico de la t lefonía IP se ha recibido en este mes un onto de $ 4 550 por concepto de utilidades net netas as y por por apor aporte tess de los los inve invers rsio ioni nist stas un monto de $87 550. 550. El día día de aye se real realiz izóó un un abo abono no a sus sus cuen cuenta tass por por pa ar de $ 32 580. Además, tuvo que realizar l una compra a crédito de materiales or un monto de $ 28 700. De acuerdo con la situació anterior y aplicando la ecuación contable, ¿a cuánto asciende el importe de los ctivos de la empresa SofiTec?
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
22) Considere la siguiente siguiente información sobre el proceso contable de la la empresa Chayito S.A: Servicios profesionales pagados por cliente Facturación a crédito por consulta profesional Alquileres por pagar Compra de inventario de mercadería Paga sueldos por pagar Nos cancelan una cuenta Vende mercadería a crédito
$ 3 500 $ 1 280 $ 350 $ 250 $ 1 500 $ 850 $ 650
De acuerdo con la información anterior y aplicando la ecuación contable, ¿a cuánto asciende el patrimonio de la empresa Chayito S A? A) B) C) D)
$ 4 680 $ 4 780 $ 5 030 $ 5 280
23) Lea la siguiente información información sobre introducción a la programación programación orientada a objetos: I.
Es la propiedad que permite representar características esenciales de un objeto. II. Representa la forma de ocultar los detalles del funcionamiento de los métodos de un objeto. III. Representa la capacidad de conceptualizar entidades genéricas de información a partir de cosas existentes. IV. Es el proceso de ocultar todas todas las características características que contribuyen a sus particularidades esenciales.
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
24) Lea la siguiente información información sobre introducción a la programación programación orientada a objetos: I.
Representa la propiedad que permite asegurar que el contenido de la información de un objeto no contribuya no contribuya a sus características esenciales. II. Se basa en objetos que constan de otros objetos, es decir, la herencia. III. Puede definir jerarquías de configuraciones de las partes de un todo. IV. Permite la división de un programa programa en módulos.
De acuerdo con la información anterior, ¿cuál es la opción que contiene los números que identifican el concepto de encapsulamiento? A) B) C) D)
I y III I y IV II y III II y IV
25) Considere la siguiente información sobre la programación .NET: I. II. III. IV.
Crea el código fuente de un programa. Entorno de ejecución de la plataforma .NET. Contiene el código de diseño de un programa. Contiene bibliotecas de funcionalidad reutilizable.
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
27) Considere el siguiente fragmento de de programa programa escrito escrito en pseudocódigo: Clase Base() Entero num_1, num_2 Publico Base(Entero valor_1, valor_2) Inicio Hacer num_1=valor_1 Hacer num_2=valor_2 Fin Obtener(Entero valor_3, valor_4) Entero resultado Inicio Hacer resultado= valor_3 * valor_4 Fin Fin_clase Clase Obtener_Calculo hereda de Base Entero dato Imprimir_Dato() Inicio Hacer dato=resultado Escribir(dato) Fin
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
29) Considere el siguiente fragmento de de programa programa escrito escrito en pseudocódigo: Clase Area() Privado Publico
Entero tipo
Area( Entero tipo_area) Inicio Hacer tipo=tipo_area Fin Calcular( Entero tipo_Figura, valor) Entero Resultado Inicio Segun_sea tipo_Figura hacer 1:Hacer Resultado= valor * valor 2:Hacer Resultado=valor * 4 3:Hacer Resultado=(valor * 2) +(valor * 4) Fin_segun Fin Fin_clase Clase Verifica_Calculo hereda de Area Entero dato Verifica_Calculo(Entero Resultado) Inicio
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
30) ¿Cuál de las siguientes in trucciones trucciones se utili utiliza za en programació programaciónn .NE .NET para lanzar una excepción? A) B) C) D)
Throw Exception Try / Catch Exception Throw New Clase-de-Exception Throw New Clase-de-Exception (argumento de tipo String)
31) Una vari ariable ble cuy cuyo valor alor nu ca cambia corresponde a A) B) C) D)
float. string. const. integer.
32) Observe la siguiente imagen:
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
34) Observe la siguiente imagen:
F ¿Qué tipo de puerto es señalado por la letra F en la imagen anterior? A) B) C) D)
PCI USB DVG DB-9
35) Consi onsiddere ere la sig siguiente nte ima en sobre un puerto de una computadora p ortátil:
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
37) Observe la siguiente imagen:
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
39) Lea la siguiente información sobre dispositivos periféricos: I.
Resolución expresada en puntos por pulgada (denominados dpi), la resolución define la calidad de escaneo. El orden de magnitud de la resolución se encuentra alrededor de los 1200 por 2400 dpi. II. Es un dispositivo dispositivo electrónico que convierte los caracteres en en forma analógica para luego ser impreso. III. Velocidad de captura expresada expresada en páginas por minuto (ppm), la velocidad velocidad de captura representa la capacidad del escáner para procesar un gran número de páginas por minuto. IV. Se mueve a lo largo del documento, línea por línea, cada línea línea se divide en puntos básicos, que corresponden a píxeles, un capturador analiza el color de cada píxel.
De acuerdo con la información anterior, ¿cuál es la opción que contiene los números
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
42) Lea la la siguiente siguiente lista de nombres de empresas. I. II. III. IV.
Abogados, Empresa Alfaro y Soda Tapia Cabinas Castro, ICE y Banco Nacional Coca Cola, A y A y Quesería Turrialba Recope, FANAL, Banco Popular
De acuerdo con la lista anterior, ¿cuál es la opción que contiene los números que identifican dos empresas de servicio? A) B) C)
I y II I y III II y IV
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
44) Asocie los componentes de la columna A con su respectiva descripción de la columna B. Columna A:Elementos del diseño I. Conceptuales II. Estructurales III. Visuales
Columna B:Descripción P. Espacio, peso y dirección Q. Tamaño, color y textura R. Punto, línea y plano
¿Cuál es el asocie correcto entre ambas columnas? A) B)
I R - II P - III Q I Q - II P - III R
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
47) Lea la la siguiente siguiente lista de nombres de colores: I. II. III. IV.
Negro Morado Amarillo Magenta
Según la lista anterior, ¿cuál es la opción que contiene los números que identifican dos colores primarios para las mezclas sustractivas? A) B) C) D)
I y II I y III II y IV III y IV
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
50) Lea la siguiente información información sobre los criterios criterios para el buen diseño GUI: I. II.
Los usuarios guardan sus preferencias para la siguiente vez que recuperen la ventana. Presenta en la ventana información compleja que orienta al usuario en su navegación.
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
53) Asocie los elementos de la columna A con la respectiva función en la la columna B. Columna A:Subcapas I. II.
Subcapa MAC Subcapa LLC
Columna B:Funciones W. Entrama el paquete de la capa de red Y. Control de acceso al medio X. Encapsulación de datos
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INFORMÁTICA EMPRESARIAL. ORDINARIA, DIURNA 2015-01
55) Lea la siguiente información: I. II.
Se encarga de asegurar que todo el mensaje llegue intacto a la red de destino. Permite a las capas superiores acceder a los medios usando técnicas, técnicas,
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
58) Considere la siguiente ilustración:
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INFORM TIC EMPRESARIAL. ORDINARIA, DIURNA 2015-01
60) Observ Observee la siguie siguiente nte image imagen y la configuración realizada por el Administrador de Red:
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