Page 51 - CA_165_V2.0_C9_Flipbook
P. 51

ii.   Both Assertion (A) and Reason (R) are true but Reason (R) is not the correct explanation of Assertion (A).
                     iii.  Assertion (A) is true, but Reason (R) is false.
 Solved Exercise     iv.   Assertion (A) is false, but Reason (R) is true.
                     1.  Assertion (A): Cloud computing allows users to access services such as storage and processing power
                         remotely.
 SECTION A
 (Objective Type Questions)    Reason  (R): Cloud computing  eliminates the  need  for  local hardware by  providing services over  the
                         Internet.
 A.  Multiple choice questions.
                     2.   Assertion (A): A printer uses protocols to receive data from a network.
 1.  Which of the following is also known as Winchester Disk?
                         Reason (R): A printer does not need protocols as it operates independently of the network.
       i.  Hard Disk    ii.  CD

       iii.  Flash Memory   iv.  Pen Drive      Ans. 1. i    2. iii
    2.   Which of the following is not a keyboard layout?
       i.  QWERTY    ii.  QWERTZ                              SECTION B
                                                      (Subjective Type Questions)
       iii.  AZERTY    iv.  XYBRON
    3.   The quality of image captured by Digital Camera is measured in .....................................
                 A.   Very short answer type questions.
       i.  Pixels    ii.  Centimeter
                     1.   What holds temporary information, which gets erased as soon as the power supply is turned off?
       iii.  Meter    iv.  Hz
                     2.   Name the buffer memory used for swapping information between primary memory and ALU.
    4.   A device that captures fingerprint images is known as:
                     3.   Name the optical disc that uses the blue violet ray to write the data.
       i.  Bar Code Reader    ii.  Light Pen
                     4.   Name the printer that prints the content by striking the printer head on the paper.
       iii.  Biometric Sensor    iv.  None of these
                     5.   Name the printer that can be used to print colorful text and images at a very high speed.
    5.   It refers to a unit of measurement of resolution applied to printers:
                     6.   Which unit of measurement of resolution is applied to printers, scanners, monitors etc.?
       i.  cpi    ii.  dpi
       iii.  rpi    iv.  None of these      Ans. 1. RAM   2. Cache   3. Blu-ray disc   4. Impact printers   5. Laser    6. DPI
    6.   It includes drawings, paintings, scanned images, photographs, still and video images:   B.  Short answer type questions.

       i.  Graphics    ii.  Audio      1.   Define the following:
                         i.  Network                                         ii.  WAN
       iii.  Animation    iv.  None of these         iii.  Bluetooth         iv.  Cloud Computing
    Ans. 1. i    2. iv   3. i   4. iii   5. ii   6. i        v.  Social Network   vi.  Protocols

 B.   Fill in the blanks.     Ans. i.   Network: A group of computers connected together to share information and resources amongst
                             themselves.
    1.     A .................................... is a set of sequentially arranged instructions which directs the computer to perform   ii.  WAN: A type of network spread over a large geographical area such as cities, states, countries etc.
 different actions.
 2.  .................................... is the collection of raw facts and figures.        iii.  Bluetooth: Short range wireless connectivity that uses radio waves.
                         iv.  Cloud Computing: It refers to the usage of IT applications that are available on the network, stored in
 3.  .................................... controls and coordinates the flow and execution of data and instructions, that are fed   a remote servers.
 into the computer’s memory.
    4.   The physical component of the computer system is called the .....................................        v.  Social Network: It refers to a network of people interacting through various computing devices to
                             share information, expression, ideas etc.
 5.  .................................... is a voice based input device.        vi.  Protocols: A set of common notions, norms or rules that govern the functioning between two or more
 6.  .................................... device is used for processing information printed on the cheques.
                             set of computers or networks.
    Ans. 1. Program    2. Data   3. Control Unit   4. Hardware   5. Microphone   6. MICR     2.   Name the functional elements of a CPU.

 C.  Assertion and Reasoning questions.      Ans. The functional elements of a CPU can be divided into three parts:
      The following questions consist of two statements – Assertion (A) and Reasoning (R). Answer these         ●    Arithmetic Logic Unit (ALU)
 questions by selecting the appropriate option given below:         ●    Control Unit (CU)
    i.   Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).         ●    Memory Unit (MU)


                                                                             Basics of Information Technology    49
   46   47   48   49   50   51   52   53   54   55   56