Class-11 Information Practices MCQ

Set-2 (Q26-Q50)

26. Select the correct sequence of microprocessors as per their arrival in market
    a. 486 → P-IV → Core 2 DUO → I7
    b. 486 → Core 2 DUO → P-IV → I7
    c. P-IV → 486 → I7 → Core 2 DUO
    d. I7 → 486 → Core 2 DUO → P-IV

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27. _______ known as father of computer who invented __________
    a. Charles Babbage, differential engine
    b. Charles Babbage, analytical engine
    c. Herman Hollerith, tabulating machine
    d. John Von Neman, EDVAC

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28. 3 Nibble = _____
    a. 2 bit
    b. 4 bit
    c. 8 bit
    d. 12 bit

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29. RAM is
    a. Volatile memory
    b. Non-volatile memoryc.
    c. Permanent memory
    d. Secondary memory

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30. Select the correct statement for Catch memory
    i.  Placed between the CPU (Processor) and Primary Memory (RAM)
    ii. It stores copies of data from frequently accessed primary locations
    
    a. i true, ii false
    b. i false, ii true
    c. both true
    d. both false

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31. which of the following has fastest data transfer speed?
    a. HDD
    b. SSD
    c. DVD
    d. PD

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32. ROM is
    a. Primary memory
    b. Secondary memory
    c. Volatile memory
    d. Temporary memory

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33. Select the correct sequence to process data
    a. Data Capturing C Data Retrieval → Data Storage
    b. Data Storage →Data Retrieval → Data Capturing
    c. Data Retrieval → Data Storage → Data Capturing
    d. Data Capturing → Data Storage → Data Retrieval

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34. Data capturing refers to
    a. Collecting data from different sources in printed form
    b. Collecting data from different sources in digital form
    c. Billing data at shopping outlet using bar code reader
    d. Commenting data on social media

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35. We can keep our data safe by
    a. Limiting to access to computer system
    b. Using password for user account and files
    c. Encrypting files
    d. All of the above

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36. We can permanently delete a file form our system by pressing
    a. CTRL + DELETE
    b. ALT + DELETE
    c. SHIFT + DELETE
    d. CTRL + SHIFT + DELETE

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37. Which of the following is not basic memory type of computer?
    a. Cache
    b. Primary
    c. Secondary
    d. Temp

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38. 2-Byte = _____
    a. 8 Bit
    b. 16 Bit
    c. 32 Bit
    d. 64 Bit

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39. 1024-Bytes = ______
    a. 1 Kilo Byte
    b. 1 Mega Byte
    c. 1Giga Byte
    d. 1 Tera Byte

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40. Which of the following is not a type of ROM?
    a. PROM
    b. EPROM
    c. EEROM
    d. EEPROM

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41. EPROM stands for
    a. Electrically programmable read only memory
    b. Electronic programmable read only memory
    c. Erasable programmable read only memory
    d. Emerging programmable read only memory

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42. Which of the following is not a type of printer?
    a. Laser
    b. Inkjet
    c. Dot matrix
    d. All in one

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43. Which of the following prints data most quickly?
    a. Laser
    b. Inkjet
    c. Do Matrix
    d. Thermal

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44. Which of the following component is responsible for reducing the size of computer system to a large extent?
    a. Transistors
    b. Registers
    c. Integrated Circuits(IC)
    d. Condensers

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45. The device capture and store information in digital form is
    a. Copier
    b. Scanner
    c. Printer
    d. Processor

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46. The evolution of the present day computer is classified into __________ generations of computers.
    a. 3^rd
    b. 4^th
    c. 5^th
    d. 6^th

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47. The first generation PC’s were built using _____________
    a. Silicon
    b. Vacuum tubes
    c. Transistors
    d. Registers

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48. ____________ are the commands that tell the computer how to work on the facts, figures, words, etc.
    a. Information
    b. Instructions
    c. Input
    d. Process

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49. ______________ first introduces the concept of stored program computer which was capable of storing data and programs.
    a. Herman Hollerith
    b. Blaize Pascal
    c. Gordon Moore
    d. John Von Neuman

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50. The process of retrieving deleted, corrupted and lost data from storage devices is called
    a. Data finding
    b. Data retrieval
    c. Data recovery
    d. Data backup

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