Structura Unui SiSTEM De Calcul

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| By Lilip
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Lilip
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Quizzes Created: 2 | Total Attempts: 12,424
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  • 1/18 întrebări

    Un dispozitiv de intrare reprezintă:
    1. Un dispozitiv cu ajutorul căruia se vizualizează rezultatele prelucrării
    2. Un dispozitiv audio
    3. Un dispozitiv de comunicaţie
    4. Un dispozitiv cu ajutorul căruia se introduc date

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  • 2. 
     Hardware reprezintă: a. proceduri, programe, rutine b. norme şi procedee de colectare şi prelucrare a datelor c. concepte şi simboluri d. ansamblul elementelor fizice şi tehnice ale computerului   - ProProfs

     Hardware reprezintă: a. proceduri, programe, rutine b. norme şi procedee de colectare şi prelucrare a datelor c. concepte şi simboluri d. ansamblul elementelor fizice şi tehnice ale computerului  

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (d)
    Explanation
    Hardware refers to the physical and technical components of a computer system, such as the processor, memory, storage devices, input/output devices, and motherboard. It does not refer to procedures, programs, routines (a), norms and procedures for data collection and processing (b), or concepts and symbols (c). Therefore, the correct answer is (d).

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  • 3. 

     Ce dispozitiv utilizaţi pentur a crea o versiune digitală a unei fotografii ? a. ploter b. imprimanta c. scanner d. mouse

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (c)
    Explanation
    A scanner is used to create a digital version of a photograph. It is a device that captures the image of a physical document or photograph and converts it into a digital format that can be saved and edited on a computer. Scanners use light sensors to capture the details of the image and transfer them into digital data. This data can then be stored, manipulated, and printed using various software applications.

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  • 4. 

    TI înseamnă: a. ansamblul componentelor fizice ale calculatorului b. proceduri, programe, rutine c. Terminal Inteligent d. Tehnologia Informaţiei

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (d)
    Explanation
    TI stands for Tehnologia Informaţiei, which translates to Information Technology in English. This term refers to the use, development, and management of technology to process and distribute information. It encompasses various aspects such as hardware, software, networks, databases, and other digital systems. Therefore, option (d) is the correct answer as it accurately represents the meaning of TI.

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  • 5. 

    Care din următoarele afirmaţii sunt corecte: a. Hardware reprezintă programele calculatorului, iar software componentele sale b. Hardware reprezintă hard-disk-ul calculatorului, restul componentelor fiind software c. Hardware reprezintă memoria şi microprocesorul d. Hardware reprezintă componentele calculatorului, iar software programele sale

    • (d)

    • (c)

    • (b)

    • (a)

    Correct Answer
    A. (d)
    Explanation
    Hardware reprezintă componentele calculatorului, cum ar fi memoria, microprocesorul, hard-disk-ul, etc., în timp ce software reprezintă programele și aplicațiile care rulează pe aceste componente hardware. Prin urmare, afirmația (d) este corectă.

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  • 6. 

    Memoria RAM este:
    1. memoria periferică
    2. memoria de stocare temporară a datelor într-un calculator
    3. memoria permanentă
    4. memoria externă

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    Correct Answer
    A. 2
    Explanation
    Memoria RAM este memoria de stocare temporară a datelor într-un calculator. RAM (Random Access Memory) este o componentă esențială a unui calculator, care stochează datele cu care acesta lucrează în timp real. Aceasta permite calculatorului să acceseze rapid și să proceseze informațiile necesare pentru a rula programe și aplicații. Memoria RAM este volatilă, ceea ce înseamnă că datele stocate în aceasta sunt pierdute atunci când calculatorul este oprit sau repornit.

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  • 7. 

     Care sunt principalele componente ale unui computer: a. ROM, Windows, Word, Excel b. RAM, CPU, hard-disk c. RAM, monitor, imprimanta, scaner d. CD-ROM, disc zip, dischetă

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (b)
    Explanation
    The correct answer is (b) RAM, CPU, hard-disk. The main components of a computer are the Random Access Memory (RAM), Central Processing Unit (CPU), and the hard-disk. The RAM is responsible for temporarily storing data that the CPU needs to access quickly. The CPU is the brain of the computer, performing calculations and executing instructions. The hard-disk is where permanent data storage occurs, such as the operating system, applications, and user files. None of the other options listed in the question are correct as they do not represent the main components of a computer.

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  • 8. 

    Ordonaţi descrescător următoarele unităţi de măsură : KB, byte, TB, GB, bit
    1. TB, KB, GB, bit, byte
    2. Byte, bit, KB, GB, TB
    3. Bit, byte, GB, TB, KB
    4. TB, GB, KB, byte, bit

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    Correct Answer
    A. 4
    Explanation
    The correct answer is "TB, GB, KB, byte, bit". The units of measure are ordered in descending order of size. TB (terabyte) is the largest unit, followed by GB (gigabyte), KB (kilobyte), byte, and bit.

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  • 9. 

    Care dintre următoarele dispozitive este potrivit pentru a realiza un backup?
    1. scaner
    2. imprimanta
    3. CD-ROM
    4. Modem

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    Correct Answer
    A. 3
    Explanation
    A CD-ROM is a suitable device for creating a backup because it can store a large amount of data and is portable. It allows for easy transfer and storage of files, making it a reliable option for creating backups.

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  • 10. 

    Viteza procesorului (CPU) se măsoară în: a. megahertz (MHz) b. bit pe secundă (Bps) c. gigabytes (GB) d. megabytes (MB

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (a)
    Explanation
    The speed of the processor (CPU) is measured in megahertz (MHz).

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  • 11. 

    Cea mai mică unitate de măsură pentru memorie este:
    1. Hz
    2. byte
    3. bit
    4. pixel

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    Correct Answer
    A. 3
    Explanation
    The smallest unit of measurement for memory is a bit. A bit is the basic unit of information in computing and can have a value of either 0 or 1. It is used to represent the most basic form of data and is the building block for larger units of memory such as bytes, kilobytes, and so on.

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  • 12. 

    Un dispozitiv de ieşire reprezintă: a. Un dispozitiv cu ajutorul căruia se vizualizează rezultatele prelucrării b. Un dispozitiv de stocare c. Un dispozitiv de comunicaţie d. Un dispozitiv cu ajutorul căruia se introduc date

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (a)
    Explanation
    A device that displays the processed results.

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  • 13. 

    Care din următoarele reprezintă un dispozitiv de intrare / ieşire:
    1. monitor
    2. joystick
    3. plotter
    4. touchscreen

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    • 4

    Correct Answer
    A. 4
    Explanation
    A touchscreen is a device that can both input and output information. It allows users to interact with a computer or electronic device by touching the screen directly. This makes it a versatile input/output device as it can receive input from the user through touch and also display output by showing visual information on the screen. Therefore, option 4, touchscreen, is the correct answer as it represents a device that can both input and output information.

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  • 14. 
    DVD înseamnă: a. Digital Versatile Disk b. Video Disk c. Digital Video Drive d. Digital Versatile Drive - ProProfs

    DVD înseamnă: a. Digital Versatile Disk b. Video Disk c. Digital Video Drive d. Digital Versatile Drive

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (a)
    Explanation
    DVD stands for Digital Versatile Disk.

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  • 15. 

     Ce factori de ordin tehnic pot influenţa performanţele computerului:
    1. rezoluţia monitorului
    2. frecvenţa monitorului
    3. dimensiunea memoriei ROM
    4. capacitatea harddiscului

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    Correct Answer
    A. 4
    Explanation
    Technical factors that can influence computer performance include the resolution and frequency of the monitor, the size of the ROM memory, and the capacity of the hard disk.

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  • 16. 

    Care din următoarele tipuri de computere au în mod obişnuit un trackball ? a. minicomputere b. laptop-uri c. mainframe-uri d. servere

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (b)
    Explanation
    Laptop-uri sunt tipul de computere care au în mod obișnuit un trackball. Trackball-ul este un dispozitiv de control similar cu un mouse, dar în loc să fie mutat pe o suprafață, se rotește cu degetul pentru a naviga pe ecranul computerului. Acest dispozitiv este adesea integrat în laptop-uri pentru a oferi o modalitate convenabilă de a controla cursorul fără a avea nevoie de un mouse extern.

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  • 17. 

    Ordinea descrescătoare din punct de vedere a capacităţii pentru următoarele tipuri de calculatoare este: a. PDA, laptop, mainframe, notebook b. laptop, notebook, PDA, mainframe c. mainframe, laptop, PDA, notebook d. mainframe, laptop, notebook, PDA

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (d)
    Explanation
    The correct answer is (d) because it lists the types of computers in descending order of their capacity. The mainframe computer is the most powerful and capable, followed by the laptop, then the notebook, and finally the PDA, which is the least powerful and capable.

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  • 18. 

    Trebuie să faceţi o copie de siguranţă pentru date de 1GB. Ce dispozitiv folosiţi? a. discheta   b. CD   c. DVD d. discheta zip

    • (a)

    • (b)

    • (c)

    • (d)

    Correct Answer
    A. (c)
    Explanation
    The correct answer is (c) DVD. A DVD has a storage capacity of 4.7GB to 9GB, making it suitable for creating a backup of 1GB of data. Discheta (a) has a much smaller storage capacity, CD (b) has a maximum capacity of 700MB, and discheta zip (d) is not a commonly used storage device. Therefore, a DVD would be the most appropriate choice for creating a backup of 1GB of data.

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Quiz Review Timeline (Updated): Mar 22, 2023 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 22, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Oct 01, 2018
    Quiz Created by
    Lilip
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