CBSE UGC-NET Information Technology (Part 1 of 14)

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  1. Central Processing Unit (CPU) -

    1. The computer's primary processing hardware which interprets and execute program instructions and manages the function of input, output and storage devices.

    2. is considered to be heart of the computer.

    3. may reside on a single chip on the computer's motherboard, or on a larger card inserted into a special slot on the motherboard

    4. All the above

    Answer: d

  2. The Arithmetic and Logic Unit (ALU) -

    1. is the component of CPU.

    2. performs arithmetic and logical operations.

    3. Both A and B

    4. None of the above

    Answer: c

  3. Data

    1. A a collection of unorganized-items that can include letters, numbers, symbols, images and sounds that computer process and organize it into meaningful information.

    2. is a set or-standards for controlling the transfer of business documents, such as purchase orders and invoices, between computers.

    3. Both A and B

    4. None of the above

    Answer: a

  4. E-MAIL

    1. stands for electronic mail

    2. stores purchase orders and invoices, between computers.

    3. Both A and B

    4. None ofthe above

    Answer: a

  5. What is EDI

    1. stands for Electronic Data Interchange (EDI)

    2. is a set of standards for controlling the transfer of business documents, such as purchase orders and invoices, between computers.

    3. Both A and B

    4. None of the above

    Answer: a

  6. Hardware

    1. The physical components ofa computer

    2. includes-processors, memory chips, input/output devices, tapes, disks, cables, modems.

    3. Both A and B

    4. None of the above

    Answer: c

  7. Input

    1. A data or trijunction you enter into tne memory of a CPU

    2. hardware components that result in the transfer of data.

    3. Both A and B

    4. None of the above

    Answer: a

  8. Four types ofInput are

    1. data, programs, commands and user responses.

    2. hardware components that result in the transfer of data.

    3. Both A and B

    4. None ofthe above

    Answer: a

  9. The input devices are the

    1. computer hardware that accepts data and instructions from user.

    2. communication between hardware components that result in the transfer of data.

    3. Both A and B

    4. None of the above

    Answer: a

  10. Input/Output devices (I/O)

    1. Communications between the user and the computer that results in transfer of data

    2. Communication between hardware components that result in the transfer of data.

    3. Both A and B

    4. None of the above

    Answer: c

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