Computer Fundamental Interview Questions set-14

0

1) Processors of all computers, whether micro, mini or mainframe must have ...

A. ALU

B. Primary storage

C. Control Unit

D. All of the above


2) The hardware in which data may be stored for a computer system is called ...

A. Register

B. Bus

C. Control Unit

D. Memory


3) 1 bytes is equal to .....

A. 4 bits

B. 10 bits

C. 8 bits

D. None of the above


4) The term 'memory' applies to which one of the following ...

A. Logic

B. Storage

C. Control

D. Input device


5) The first electronic digital computer contained ..

A. Electronic valves

B. Vacuum tubes

C. Transistors

D. Semiconductor memory


6) The metal disks, which are permanently housed in, sealed and contamination free containers are called ....

A. Hard disk

B. Floppy disk

C. Winchester disk

D. Flexible disk


7) Which can read data and convert them to a form that a computer can use?

A. Logic

B. Storage

C. Control

D. Input device


8) Which of the following registers is loaded with the contents of the memory location pointed by the PC?

A. Memory Address Register

B. Memory Data Register

C. Instruction Register

D. Program Counter


9) 4 bits are equal to ....

A. Nibble

B. Data

C. Bit

D. Bytes


10) Which is not true of primary storage?

A. Information must be transferred to primary storage

B. It allows very fast access to data

C. It is the part of the CPU

D. All of the above

11) The unit of a computer system that executes program communicates with and often controls the operation of other subsystems of the computer is known as

A. CPU

B. control unit

C. I/O unit

D. peripheral unit


12) Which of the following registers is used to keep track of address of the memory location where the next instruction is located?

A. Memory address register

B. Memory data register

C. Instruction register

D. Program counter


13) Primary storage is ........ as compared to secondary storage.

A. slow and inexpensive

B. fast and inexpensive

C. fast and expensive

D. slow and expensive


14) A memory bus is mainly used for communication between

A. Processor and memory

B. Processor and I/O memory

C. Input device and output device

D. None of the above


15) What is the name of the reading device which makes use of photo sensors and laser technologies to interpret printed, typed or even hand written data directly from the source document?

A. MICR

B. OCR

C. Mark sensing device

D. ATM


16) Which is widely use in academic testing?

A. MICR

B. POS

C. OCR

D. OMR


17) The OCR stands for

A. Out-sized character reader

B. Optical character recognition

C. Operational character reader

D. Only character reader


18) Hard disks and diskette are ...

A. Direct access devices

B. Sequential access devices

C. Rarely used with micro computers

D. Both A and B


19) Magnetic tape can serve as

A. Input media

B. Output media

C. Secondary media

D. All of the above


20) RAM is used as short memory because it

A. is volatile

B. is very expensive

C. has small capacity

D. is programmable

Answers:

1) D. All of the above
2) D. Memory
3) C. 8 bits
4) B. Storage
5) A. Electronic valves
6) C. Winchester disk
7) D. Input device
8) C. Instruction Register
9) A. Nibble
10) D. All of the above
11) A. CPU
12) D. Program counter
13) C. fast and expensive
14) A. Processor and memory
15) B. OCR
16) D. OMR
17) B. Optical character recognition
18) A. Direct access devices
19) D. All of the above
20) A. is volatile


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Interview Questions on Computer Basis set-13

0

1) The ALU and control unit of most of the microcomputer and combined and manufactured on a single silicon chip what it is called ...

A. Mono chip

B. Micro Processor

C. ALU

D. Control Unit


2) Mini computers are ....

A. larger than micro computer

B. larger than micro but smaller than mainframe

C. smaller than mainframe

D. all of the above


3) The decreased cost and increased performance of computer hardware were the distinguishing features of which generation of computer?

A. first and second

B. second and third

C. third and fourth

D. all generations


4) The CPU chip used in a computer practically made out of ...

A. silica

B. carbon

C. copper

D. gold


5) The word 'computer' usually refers to the central processing unit plus

A. External memory

B. Internal memory

C. Input device

D. Output device


6) Super computers are ....

A. used to process complex scientific jobs

B. used in star wars and space research

C. the largest and fastest systems

D. all of the above


7) A computer will function in its memory ..

A. has control unit

B. is given input data

C. has a program in its memory

D. has software package


8) Which statement is valid for the digital computer?

A. its less accurate than the analog computer

B. it represents the decimal numbers through a string of binary digits

C. it is used primarily in scientific application

D. both A and C


9) A hybrid computer in an aeroplane can also measure ...

A. altitude of the plane

B. speed of the plane

C. convert the analog data into digital data

D. weight of the plane

E. All of the above


10) The central computer in a distributed processing system is called the

A. Mainframe

B. CPO

C. Multiplexer

D. Host



11) ROM is a non-volatile memory because ...

A. it can be programmed when required

B. the programs are permanently stored

C. the programs are erased as the power is switched off

D. the programs are changeable as required


12) Memories in which any location can be reached in a fixed land short amount of the time after specifying its address is called ...

A. Sequential-access

B. Random access memory

C. Secondary memory

D. Mass storage


13) Which of the following is not a part of the CPU?

A. Storage unit

B. Arithmetic an logic unit

C. Program

D. Control unit


14) The register which contains the data to be return into or read out of the addressed location is known as ...

A. Index register

B. Instruction register

C. Memory register

D. Memory data register


15) An UPS is attached to the computer so that ....

A. it prevents from loss of data

B. it supplies electricity all the time

C. all of the above

D. none of the above


16) The Qwerty keyboard ..

A. is the most popular keyboard

B. is the fastest keyboard

C. is a keyboard that is really used

D. all of the above


17) Microcomputers are ...

A. Highly efficient in data processing

B. Very much reliable

C. Small and elegant

D. Super computers


18) Which of the computer memory is essentially empty?

A. RAM

B. ROM

C. EPROM

D. FROM


19) Which is the most powerful type of computer?

A. micro computer

B. mini computer

C. mainframe computer

D. super computer


20) Which of the following is not a sequence storage device?

A. Magnetic disk

B. Magnetic tape

C. Paper tape

D. All of the above

Answers:

1) B. Micro Processor
2) B. larger than micro but smaller than mainframe
3) D. all generations
4) A. silica
5) B. Internal memory
6) D. all of the above
7) C. has a program in its memory
8) B. it represents the decimal numbers through a string of binary digits
9) E. All of the above
10) D. Host
11) B. the programs are permanently stored
12) B. Random access memory
13) C. Program
14) C. Memory register
15) D. none of the above
16) A. is the most popular keyboard
17) C. Small and elegant
18) D. FROM
19) D. super computer
20) A. Magnetic disk


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MCQ Questions on Computer Fundamentals set-12

0

1) Separate Read/Write heads are required in which of these memory access schemes.

A. Random Access

B. Sequential Access

C. Direct Access

D. None of these


2) The ALU of a computer response to the commands coming from

A. Primary memory

B. Control memory

C. External memory

D. Cache memory


3) What allows you to print on both sides of the printers?

A. Fuser

B. Duplexer

C. Toner

D. Paper swapping unit


4) A register organized to allow to move left or right operations is called a ....

A. Counter

B. Loader

C. Adder

D. Shift register


5) Before a disk drive can access any sector record, a computer program has to provide the record's disk address what information does this address specify?

A. Track number

B. Sector number

C. Surface number

D. All of the above


6) Laser Jet Printer speeds are measured in pages per minute(PPM), what do we use to measure dot-matrix printers?

A. Lines per inch

B. Lines per sheet

C. Characters per inch

D. Characters per second


7) Which of the following have the fastest access time?

A. Semiconductor Memories

B. Magnetic Disks

C. Magnetic Taps

D. Compact Disks


8) Which printer is very commonly used for desk to publishing?

A. Laser Printer

B. Ink jet printer

C. Daisy wheel printer

D. Dot matrix printer


9) What is a common language that computers use to talk with one another on a network?

A. Client

B. Adapter

C. Protocol

D. Operating Systems


10) A hard disk is divided into tracks, which are further subdivided into ...

A. Clusters

B. Sectors

C. Vectors

D. Heads



11) The bar-code which is used on all types of items, is ready by a scanning device directly into the computer. What is the name of this scanning?

A. Laser scanner

B. Wand

C. OCR

D. MICRO


12) Which of the following are characteristics of peer to peer networking?

A. Limited number of computers involved

B. Computer acting as both a client and a server

C. Centralized security and admin

D. Both A and B


13) Which of the following devices send and receive information from other devices?

A. Parallel port

B. Serial port

C. Video port

D. Both A and B


14) What is the name of the reading device which makes use of photo sensors and laser technologies to interpret printed types of even handwritten data directly from the source document?

A. MICR

B. OCR

C. MARK SENSING

D. ATM


15) Modem use .......... transmission.

A. synchronous

B. asynchronous

C. timed interval

D. PPP


16) Which of the following is a type of preventive maintenance used on a hard drive?

A. Disk diagnostics

B. Head alignment diagnostics

C. Initializing

D. Un-initializing


17) The storage location in the internal storage of a CPU are called ...

A. Contents

B. Address

C. Locations

D. Mask


18) What are alternative names for the internal storage of a computer?

A. real storage

B. primary memory

C. main memory

D. Both A and B


19) During the normal PC boot process, which of the following is active first?

A. RAM BIOS

B. ROM BIOS

C. CMOS

D. Hard disk information


20) Which of the following chips can be reprogrammed with special electric pulses?

A. EPROM

B. PROM

C. ROM

D. EEPROM

Answers:

1) D. None of these
2) B. Control memory
3) B. Duplexer
4) D. Shift register
5) D. All of the above
6) D. Characters per second
7) A. Semiconductor Memories
8) A. Laser Printer
9) C. Protocol
10) B. Sectors
11) A. Laser scanner
12) D. Both A and B
13) D. Both A and B
14) B. OCR
15) A. synchronous
16) A. Disk diagnostics
17) B. Address
18) D. Both A and B
19) B. ROM BIOS
20) D. EEPROM


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    Computer Fundamental Quiz with Answer set-11

    0

    1) What is the name of the software that allows us to browse through web pages called?

    A. FTP Client

    B. Browser

    C. Mail Client

    D. Messenger


    2) Which of the following is not a logic gate?

    A. AND

    B. OR

    C. NOT

    D. NAT


    3) The register which keeps track of the execution of a program and which contains the memory address of the instructions currently being executed is known as ....

    A. index register

    B. memory address register

    C. program counter

    D. Instructions register


    4) Punch cards were introduced by ....

    A. Powers

    B. Pascal

    C. Jacquard

    D. Herman Hollerith


    5) Which of the following statements is/are true?

    A. Cache Memories are bigger than RAM

    B. Cache Memories are smaller then RAM

    C. ROM are faster than RAM.

    D. Information in ROM can be written by users


    6) The ALU of computer normally contains a number of high-speed storage elements called ....

    A. Semiconductor memory

    B. Register

    C. Hard Disk

    D. Magnetic Disk


    7) Computers built before the first Generation of computers were ..

    A. Mechanical

    B. Electro mechanical

    C. Electrical

    D. None of the above


    8) Which of the following registers is loaded with the contents of the memory location pointed by the PC?

    A. Memory Address Register

    B. Memory Data Register

    C. Instruction Register

    D. Program Counter


    9) A computer program that converts an entire program into machine language is called ...

    A. Interpreter

    B. Modem

    C. Complier

    D. Commander


    10) Programs stored in ROM are called ...

    A. Hardware

    B. Firmware

    C. Software

    D. None of the above



    11) Which of the following registers is used to keep track address of the memory location where the next instruction is located?

    A. Memory address register

    B. Memory data register

    C. Instruction register

    D. Program Counter


    12) The memory component of first generation was ....

    A. Transistor

    B. Vacuum Tubes

    C. IC

    D. LSI


    13) A compiler ....

    A. is a computer program

    B. translates a high level language into machine language

    C. is a part of software

    D. none of the above


    14) Which chips are erasable by ultra-violet rays after removing them from main circuit?

    A. EPROM

    B. EEPROM

    C. PROM

    D. All of the above


    15) Fourth generation computers were ......

    A. extremely fast and accurate

    B. very much reliable

    C. Possessing enormous capacity

    D. all of the above


    16) EEPROM can be used for ...

    A. Erasing the contents of ROM

    B. Reconstructing the contents of ROM

    C. Erasing and reconstructing the contents of ROM

    D. Duplicating ROM


    17) The processing capacity of the computer means ....

    A. input/output operation

    B. text manipulation and calculation

    C. logic and comparative operation

    D. storage and retrieval operation


    18) The computer can perform a task repeatedly which is explained by term ....

    A. Processing capacity

    B. Diligence

    C. Versatility

    D. Storage capacity


    19) Time taken to move from one cylinder of a HDD to another is called ....

    A. Transfer rate

    B. Average seek time

    C. Latency

    D. Round trip time


    20) A set of flip flops integrated together is called ....

    A. Counter

    B. Adder

    C. Register

    D. None of the above

    Answers:

    1) B. Browser
    2) D. NAT
    3) C. program counter
    4) D. Herman Hollerith
    5) B. Cache Memories are smaller then RAM
    6) B. Register
    7) B. Electro mechanical
    8) C. Instruction Register
    9) C. Complier
    10) B. Firmware
    11) D. Program Counter
    12) B. Vacuum Tubes
    13) B. translates a high level language into machine language
    14) A. EPROM
    15) D. all of the above
    16) C. Erasing and reconstructing the contents of ROM
    17) C. logic and comparative operation
    18) B. Diligence
    19) B. Average seek time
    20) C. Register


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    Computer Fundamental Questions and Answers set-10

    0

    1) The computer memory holds data and .....

    A. Bytes

    B. Program

    C. Registers

    D. Bits


    2) A file that has been transferred to a lower level in the memory hierarchy is known as ....

    A. Random File

    B. Archive File

    C. Serial File

    D. Sequential File


    3) The computer that process both analog and digital is called ..

    A. Mainframe Computer

    B. Hybrid Computer

    C. Analog Computer

    D. Digital Computer


    4) The binary number 1000 is equivalent to decimal number ..

    A. One thousand

    B. Eight

    C. One

    D. Sixteen


    5) A general purpose single use microcomputer designed to be operated by one person at time is ...

    A. Special Purpose computer

    B. KIPS

    C. AI

    D. PC


    6) ASCII Stand for

    A. American Standard Code for Information Interchange

    B. American Stable Code for International Interchange

    C. American Standard Case for International Interchange

    D. American Standard Code for Interchange Information


    7) The checking operation performed in input data is called the ...

    A. Validation of data

    B. Verification of data

    C. Cross check

    D. Control data


    8) Most important advantage of an IC is its ..

    A. Easy replacement in case of circuit failure

    B. Extremely high reliability

    C. Reduced Cost

    D. Low power consumption


    9) Software in computer ....

    A. Enhanced the capabilities of the hardware machine

    B. Increase the speed of central processing unit

    C. Both of the above

    D. None of the above


    10) The larger RAM of computer, the fastest processing speed is, since it eliminates ..

    A. Need for external memory

    B. Need of ROM

    C. Frequent disk I/Os

    D. Need for wider data path



    11) The earlier device the qualifies as a digital computer is ...

    A. EDSAC

    B. Abacus

    C. ENIAC

    D. EDVAC


    12) Latency time is ...

    A. Time to spin the needed data under head

    B. Time to spin the needed data under track

    C. Time to spin the needed data under sector

    D. All of the above


    13) Which of the following printer can be classified as a page at a time printer?

    A. Laser Printer

    B. Dot matrix printer

    C. Thermal Printer

    D. Ink-jet printer


    14) What are the units used to count the speed of a printer?

    A. CPM

    B. DPI

    C. PPM

    D. BIT



    15) Who is the founder of Oracle Corporation?

    A. Bill Gates

    B. Laris Ellison

    C. Andrew S Grove

    D. Marc Andreson


    16) Plotter prints ...

    A. with ballpoint pens

    B. with ink pens

    C. electristatically

    D. All of the above


    17) Which of the following organizations looks at standards for representation of data on the Internet?

    A. ISOC

    B. W3C

    C. IEEE

    D. IETE


    18) Who is the founder of BSD Unix?

    A. Bill Gates

    B. Dennis Ritche

    C. Bill Joy

    D. Linux Torvalds


    19) Which of the following topologies is highly reliable?

    A. Star

    B. Bus

    C. Fully connected mesh

    D. All of the above


    20) People typically interface with a computer based system when ...

    A. Information must be output

    B. Data must be input

    C. Information must be reviewed

    D. All of the above


    Answers:

    1) B. Program
    2) B. Archive File
    3) B. Hybrid Computer
    4) B. Eight
    5) D. PC
    6) A. American Standard Code for Information Interchange
    7) A. Validation of data
    8) B. Extremely high reliability
    9) A. Enhanced the capabilities of the hardware machine
    10) C. Frequent disk I/Os
    11) B. Abacus
    12) A. Time to spin the needed data under head
    13) A. Laser Printer
    14) C. PPM
    15) B. Laris Ellison
    16) D. All of the above
    17) B. W3C
    18) C. Bill Joy
    19) C. Fully connected mesh
    20) A. Information must be output


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    Computer Basis MCQ Questions and Answers set-9

    0

    1) In the third generation of computer ..

    A. Distributed data processing first became popular

    B. On operating system was first developed

    C. High level procedural language were first used

    D. On-line, real time system first became popular


    2) A communication protocol that converts noisy data links into communication channels free of transmission errors is known as ...

    A. Data link protocol

    B. Data link

    C. Data medium

    D. Data model


    3) What is required when more than one person uses a central computer at the same time?

    A. Light pen

    B. Mouse

    C. Digitizer

    D. Terminal


    4) A digital computer did not score over an analog computer in terms of ....

    A. Speed

    B. Accuracy

    C. Cost

    D. Memory


    5) The storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of ......

    A. Cylinder

    B. Hub

    C. Cluster

    D. Surface


    6) Which type of computers uses the 8-bit code called EBCDIC?

    A. Minicomputer

    B. Microcomputer

    C. Mainframe computers

    D. Super computer


    7) The two basic types of record access method are ...

    A. Sequential and random

    B. Sequential and indexed

    C. Direct and immediate

    D. On-line and real time


    8) The disk drive component used to position read/write heads over a specific track is known as ...

    A. Acoustic couples

    B. Access arm

    C. Cluster

    D. All of the above

    9) Computer instructions written with the use of English words instead of binary machine code is called ..

    A. Mnemonics

    B. Symbolic code

    C. Gray codes

    D. Opcode


    10) Which American computer company is called big blue?

    A. Microsoft

    B. Compaq Corporation

    C. IBM

    D. Apple


    11) Which number system is commonly used as a shortcut notation for groups of four binary digits.

    A. Binary

    B. Decimal

    C. Octal

    D. Hexadecimal


    12) Before a disk can be used to store data it must be ...

    A. Formatted

    B. Reformatted

    C. Addressed

    D. None of the above


    13) Who invented the Microprocessor?

    A. Marican E. Huff

    B. Herman H Goldstein

    C. Joseph Jacquard

    D. All of the above


    14) Sending data from one place to another. By physical or electronic means is ....

    A. E-mail

    B. Internet

    C. Data transmission

    D. Distributed processing


    15) Multi user systems provided cost saving for small business because they use a single processing unit to link several ...

    A. Personal computers

    B. Workstations

    C. Dumb terminals

    D. Mainframes


    16) Which is the part that transmits data from one part of the computer to another?

    A. Bus

    B. CPU

    C. Hard Disk

    D. None of the above


    17) A software package to perform calculations on data arranged in an array is ....

    A. System Software

    B. Utility programs

    C. Electronic spreadsheet

    D. Application programs


    18) Which part of the computer is used for calculating and comparing?

    A. Disk unit

    B. Control unit

    C. ALU

    D. Modem


    19) Plotter accuracy is measured in terms of repeatability and ..

    A. Buffer size

    B. Resolution

    C. Vertical dimension

    D. Intelligence


    20) Which computer memory is used for storing program and data currently being processed by the CPU?

    A. Mass memory

    B. Internal memory

    C. Non-volatile memory

    D. PROM

    Answers:


    1) D. On-line, real time system first became popular
    2) A. Data link protocol
    3) D. Terminal
    4) C. Cost
    5) D. Surface
    6) C. Mainframe computers
    7) A. Sequential and random
    8) B. Access arm
    9) B. Symbolic code
    10) B. Compaq Corporation
    11) D. Hexadecimal
    12) A. Formatted 
    13) A. Marican E. Huff
    14) C. Data transmission
    15) C. Dumb terminals
    16) A. Bus
    17) C. Electronic spreadsheet
    18) B. Control unit
    19) B. Resolution
    20) B. Internal memory

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      MCQ on Computer Fundamentals with Answers set-8

      0

      1) The transistorized computer circuits were introduced in the

      A. First generation

      B. Second generation

      C. Third generation

      D. Fourth generation


      2) Which of the following is required when more than one person uses a central computer at the same time?

      A. Terminal

      B. Light pen

      C. Digitize

      D. Mouse


      3) Which of the following memories has the shortest access time?

      A. Cache memory

      B. Magnetic Bubble memory

      C. Magnetic core memory

      D. RAM


      4) An output device that uses words or messages recorded on a magnetic medium to produce audio response is ...

      A. Magnetic tape

      B. Voice response unit

      C. Voice recognition unit

      D. Voice band


      5) Typical data transfer rates in LAN are of the order of

      A. Bits per sec

      B. Kilo bits per sec

      C. Mega bits per sec

      D. None of the above


      6) The two types of computer chips are

      A. External memory Chip

      B. Primary memory Chip

      C. Microprocessor chips

      D. Both A and B


      7) Programs designed to perform specific tasks is known as

      A. System software

      B. Application Software

      C. Utility Programs

      D. Operating system


      8) A plastic card similar to a credit card but having some memory and a microprocessor embeded within it is ...

      A. Punch Paper Tape

      B. Chip Card

      C. Card Punch

      D. Magnetic Tape


      9) A network topology in which the outer nodes connect to a single central node is ....

      A. LAN

      B. Broadband network

      C. Passive star

      D. Pass band


      10) The central processing unit(CPU) consists of

      A. Input, output and processing

      B. Control unit, Primary storage and secondary storage

      C. Control unit arithmetic-logic unit, and primary storage

      D. Control unit, processing, primary storage



      11) Which was the most popular first generation computer?

      A. IBM 1650

      B. IBM 360

      C. IBM 1130

      D. IBM 2700


      12) A storage device where the access time is dependent upon the location of the data is ..

      A. Random access

      B. Serial access

      C. Sequential access

      D. Transaction access


      13) The computer code of the interchange of information between terminals is ...

      A. ASCII

      B. BCD

      C. EBCDIC

      D. All of the above


      14) A physical connection between the microprocessor memory and other parts of the microcomputer is known as ...

      A. Path

      B. Address bus

      C. Route

      D. All of the above


      15) What is the responsibility of the logical unit in the CPU of a computer?

      A. To produce result

      B. To compare numbers

      C. To control flow of information

      D. To do math's works


      16) A hybrid computer ..

      A. Resembles digital computer

      B. Resembles analog computer

      C. Resembles both a digital and analog computer

      D. None of the above


      17) A technique used by codes to convert an analog signal into a digital bit stream is known as ...

      A. Pulse code modulation

      B. Pulse stretcher

      C. Query processing

      D. Queue management


      18) Which of the following produces the best quality graphics reproduction?

      A. Laser printer

      B. Ink jet printer

      C. Plotter

      D. Dot matrix printer


      19) Which of the following is used for manufacturing chips?

      A. Control bus

      B. Control unit

      C. Parity unit

      D. Semiconductor


      20) A set of information that defines the status of resources allocated to a process is ...

      A. Process control

      B. ALU

      C. Register unit

      D. Process description

      Answers:

      1) B. Second generation
      2) A. Terminal
      3) A. Cache memory
      4) B. Voice response unit
      5) C. Mega bits per sec
      6) D. Both A and B
      7) C. Utility Programs
      8) A. Punch Paper Tape
      9) C. Passive star
      10) D. Control unit, processing, primary storage
      11) A. IBM 1650
      12) B. Serial access
      13) A. ASCII
      14) B. Address bus
      15) B. To compare numbers
      16) C. Resembles both a digital and analog computer
      17) A. Pulse code modulation
      18) C. Plotter
      19) D. Semiconductor
      20) D. Process description


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