Emerging Trends in Electronics (ETE)

Multiple Choice Questions (MCQs)

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Relevant computing systems/processor for specific type of application

1   3 stage pipeline correct sequence is
    (A)   Fetch, Execute, Decode
    (B)   Execute, Fetch, Decode
    (C)   Fetch, Decode, Execute
    (D)   Decode, Fetch, Execute
2   The function of link register in ARM7TDMI is__________
    (A)   To store return address whenever subroutine is called
    (B)   To store address of I/O device
    (C)   Multiplex the address and data lines
    (D)   Perform addition
3   Default boot loader for the Arduino UNO is_______
    (A)   Optibootloader
    (B)   Air-boot
    (C)   Bare box
    (D)   GAG
4   Evaluate the following statements. I. R13 is traditionally used as the stack pointer and stores the head of the stack in the current processor mode. II. R14 is the link register where the core puts the return address on executing a subroutine. III. R15 is the program counter and contains the address of the next instruction to be fetched
    (A)   All the options are true
    (B)   I and II are true
    (C)   II and III are true
    (D)   I and III are true
5   It starts with a /* and continues until a */ what does this do?
    (A)   Loads a sketch
    (B)   Makes comments
    (C)   Compiles quicker
    (D)   Makes stars appear
6   ASSP is acronym of _______
    (A)   Application System Specific Processor
    (B)   Application Security System Procedure
    (C)   Applicable set for system Procedure
    (D)   Application Specific System Processor
7   ON chip flash in ATmega16 is_______
    (A)   16Kb
    (B)   10Kb
    (C)   4Kb
    (D)   8Kb
8   Arduino design use a variety of __ and __
    (A)   Microprocessor and computer
    (B)   Micro DSP and processor
    (C)   Microprocessor and controller
    (D)   Microcontroller and ADSP
9   The given program will produce the output as : void setup() { pinMode(LED_BUILTIN, OUTPUT); } void loop() { digitalWrite(LED_BUILTIN, HIGH); delay(1000); digitalWrite(LED_BUILTIN, LOW); delay(1000); }
    (A)   Led blinking
    (B)   Led read
    (C)   Relay on
    (D)   Relay read
10   Choose from the following that does not include application of RISC.
    (A)   Video processing
    (B)   Image Processing
    (C)   Amplifiers and Regulators
    (D)   Telecommunication
11   The first micro-processor was introduced in ______.
    (A)   4004 in 1971
    (B)   8080 in 1972
    (C)   8085 in1971
    (D)   8086 in1972
12   In RISC register to register load and store are_______ instructions.
    (A)   Dependent
    (B)   In depended
    (C)   Complex
    (D)   Simple
13   In the arduino _____ the symbol used to calculate module
    (A)   !
    (B)   %
    (C)   #
    (D)   $
14   ______ Architecture is a method of parallel computing used in many processors.
    (A)   Von-Neumann
    (B)   Superscalar
    (C)   DSP
    (D)   ASIC
15   ______ does not manufacture processors by itself
    (A)   ATMEL
    (B)   INTEL
    (C)   ARM
    (D)   Zilog
16   MIPS stand for _____.
    (A)   More instructions per second
    (B)   Medium instruction per second
    (C)   Million instructions per second
    (D)   Micro instruction per second
17   An enhanced multiplier resulting in __ performance
    (A)   Higher
    (B)   Lower
    (C)   Medium
    (D)   Very low
18   _______ are used to write blocks of code in Arduino IDE sketch.
    (A)   Colon
    (B)   Semicolon
    (C)   Square brackets
    (D)   Curly braces
19   ___ is the Third and latest version of arduino UNO
    (A)   R1
    (B)   R3
    (C)   R2
    (D)   R0
20   ______ are pre build circuit board that fit on top of arduino.
    (A)   Shields
    (B)   Sensor
    (C)   Data type
    (D)   Breadboard
21   ___________and __________ architectures improve the performance of the processor.
    (A)   Pipelining, super-scalar
    (B)   Cost, Size
    (C)   Memory, Size
    (D)   Peripherals, operating voltage
22   Increasing the clock speed __________the power consumption.
    (A)   Decreases
    (B)   Increases
    (C)   Not known
    (D)   Contract
23   In battery operated devices ________ is the important processor selection criteria.
    (A)   Power
    (B)   Memory
    (C)   Size
    (D)   Cost
24   Graphic Processing Unit also called as ___________unit.
    (A)   ALU
    (B)   Register
    (C)   Visual processing
    (D)   Stack pointer
25   System On Chip (SoC) architecture provides _______peripherals to improve Effective data communication.
    (A)   Off chip
    (B)   Side by side
    (C)   Near by
    (D)   On chip
26   Suggest processor to handle multimedia applications.
    (A)   Digital Signal Processor
    (B)   Floating Point Co-processor
    (C)   Microprocessor
    (D)   Microcontroller
27   CISC includes _________complex instruction.
    (A)   Double
    (B)   Single
    (C)   Multi clock
    (D)   Triple
28   RISC has __________ performance.
    (A)   Lower
    (B)   Higher
    (C)   Medium
    (D)   Moderate
29   The computer architecture aimed at reducing the time of execution of instructions is ________.
    (A)   CISC
    (B)   RISC
    (C)   ISA
    (D)   ANNA
30   A__________ architecture where instructions that process data operate only on registers and are separate from instructions that access memory
    (A)   Read-Write
    (B)   Load-store
    (C)   Up-down
    (D)   Right-left
31   ________emphasis on software.
    (A)   RISC
    (B)   CISC
    (C)   MISC
    (D)   PISC
32   Pipe-lining is a unique feature of _______.
    (A)   ISA
    (B)   PCI
    (C)   RISC
    (D)   CISC
33   __________ is a technique for implementing instruction-level parallelism within a single processor.
    (A)   Pipelining
    (B)   Arithmetic
    (C)   Logical
    (D)   Prediction
34   _______ is not the part of 3 stage pipelining.
    (A)   Fetch
    (B)   Decode
    (C)   Execute
    (D)   Power
35   Pipelining attempts to keep every part of processor______.
    (A)   Free
    (B)   Busy
    (C)   Idle
    (D)   Lazy
36   Following is not an advantage of pipelining.
    (A)   Instruction throughput increases
    (B)   Faster ALU can be designed
    (C)   Increases the overall performance
    (D)   CPU’s works at lower clock frequencies
37   Pipelining increases the _____________of the CPU.
    (A)   Memory
    (B)   Power
    (C)   Overall performance
    (D)   Size
38   To increase the speed of memory access in pipelining, we make use of _______
    (A)   Special memory locations
    (B)   Special purpose registers
    (C)   Buffers
    (D)   Cache
39   Arduino Uno board has _____ Analog Input pins.
    (A)   2
    (B)   12
    (C)   14
    (D)   6
40   Alternate power source to Arduino board is
    (A)   USB port
    (B)   JTAG port
    (C)   HDMI port
    (D)   VGA port
41   Arduino is a ___________ hardware and software platform.
    (A)   Licensed
    (B)   Open-source
    (C)   Govern software
    (D)   Dedicated
42   Arduino Uno board having _____ Digital I/O pins.
    (A)   14
    (B)   12
    (C)   5
    (D)   6
43   Operating voltage of Arduino is
    (A)   230V
    (B)   12V
    (C)   9V
    (D)   3.3V
44   Arduino IDE runs on _______ platform
    (A)   Single
    (B)   Double
    (C)   Triple
    (D)   Multiple
45   Program instructions are stored in __________ memory.
    (A)   Non-volatile flash
    (B)   Volatile
    (C)   Primary storage
    (D)   RAM
46   Function of JTAG port is
    (A)   Fetch
    (B)   Debug
    (C)   Decode
    (D)   Execute
47   In Atmega 328p chip P refers to
    (A)   Production
    (B)   Pinmode
    (C)   Pico-power
    (D)   Programmable on chip
48   The AVRs have ____ single-byte registers and are classified as 8-bit RISC devices.
    (A)   8
    (B)   16
    (C)   32
    (D)   64
49   Function of Data Direction Register is
    (A)   Configures the pins as either inputs or outputs
    (B)   Configures timer
    (C)   Configures counter
    (D)   Configures serial port
50   Atmel’s AVRs have a ________
    (A)   One-stage, double-level pipeline design.
    (B)   Four-stage, single-level pipeline design.
    (C)   Four-stage, four-level pipeline design.
    (D)   Two-stage, single-level pipeline design.
51   Arduino IDE consists of two functions what are they?
    (A)   build() and loop()
    (B)   setup() and build()
    (C)   setup() and loop()
    (D)   build() and jump()
52   Function of boot loader is_____
    (A)   Installing new firmware
    (B)   Add two registers
    (C)   Transfer the data into register
    (D)   Shift the data towards right
53   Select appropriate command to read Digital Pin number 2.
    (A)   digitalWrite(pin);
    (B)   pinMode(pin,mode)
    (C)   delay (ms);
    (D)   digitalRead(2);
54   ______ are used to write blocks of code in Arduino IDE sketch.
    (A)   Colon
    (B)   Semicolon
    (C)   Curly brackets
    (D)   Square brackets
55   A program written with the IDE for Arduino is called as?
    (A)   IDE source
    (B)   Sketch
    (C)   Cryptography
    (D)   Source code
56   ____ Function is called once when a sketch starts after power up or reset.
    (A)   loop()
    (B)   while()
    (C)   setup()
    (D)   pinmode()
57   ALU is the acronym of _______
    (A)   Arithmetic and logical unit
    (B)   Amplifier and logical unit
    (C)   Arithmetic and legislation unit
    (D)   Adder and log unit
58   Function of barrel shifter is
    (A)   Shift data right and left
    (B)   Simplify data right and left
    (C)   Increment and decrement data
    (D)   Up and down data
59   Most of processors designed by ARM are
    (A)   16 bit
    (B)   32 bit
    (C)   64 bit
    (D)   8 bit
60   CPSR Stands for______
    (A)   Constant power speed ratio
    (B)   Current program status register
    (C)   Computer professionals for social responsibility
    (D)   Certified professional service recruiter
61   In the ARM Nomenclature ARMXTDMI, D and m stands for
    (A)   Division and Multiplier
    (B)   Data and Multiplier
    (C)   Debug and Multiplier
    (D)   Data and Multiplexer
62   The main importance of ARM micro-processors is providing operation with ______.
    (A)   Low cost and low power consumption
    (B)   Higher degree of multi-tasking
    (C)   Lower error or glitches
    (D)   Efficient memory management
63   Pipeline depth of ARM 7 processor family is
    (A)   3 stage
    (B)   5 stage
    (C)   8 stage
    (D)   2 stage
64   In ARM processor when Interrupt occurs ARM processor goes into following mode
    (A)   FIQ mode
    (B)   Abort mode
    (C)   Supervisor mode
    (D)   Undefined mode
65   The performance improvement of processor is achieved by
    (A)   Increase in frequency
    (B)   Increase in I/O ports
    (C)   Increase in memory capacity
    (D)   Increase in number of stages in pipeline
66   Pipeline depth of ARM 9 processor family is
    (A)   3 stage
    (B)   5 stage
    (C)   8 stage
    (D)   2 stage
67   ARM 9 operates on frequency ________ than ARM 7.
    (A)   Lower
    (B)   Higher
    (C)   Under
    (D)   Further down
68   The Embedded lCE functionality in the ARM9TDMI core gives
    (A)   System power down
    (B)   System reset
    (C)   System level debug
    (D)   System format
69   Main processor chip in computers is
    (A)   ASIC
    (B)   ASSP
    (C)   CPU
    (D)   CPLD
70   ARM stands for _____________
    (A)   Advanced Rate Machines
    (B)   Advanced RISC Machines
    (C)   Artificial Running Machines
    (D)   Aviary Running Machines
71   The CISC stands for ___________.
    (A)   Computer Instruction Set Compliment
    (B)   Complete Instruction Set Compliment
    (C)   Computer Indexed Set Components
    (D)   Complex Instruction set computer
72   The GPIO stand for__________________.
    (A)   General Purpose Inner Outer Propeller
    (B)   General Purpose Input Output Pins
    (C)   General Purpose Interested Old People
    (D)   General Purpose Input Output Processor
73   The IDE stand for________________.
    (A)   In Deep Environment
    (B)   Integrated Development Environment
    (C)   Internal Deep Escape
    (D)   IDE
74   A program written with the IDE for Arduino is called _______.
    (A)   IDE source
    (B)   Sketch
    (C)   Cryptography
    (D)   Source code
75   Arduino IDE consists of 2 functions. What are they?
    (A)   Build() and loop()
    (B)   Setup() and build()
    (C)   Setup() and loop()
    (D)   Loop() and build and setup()
76   ALU of ARM7TDMI is_____bit.
    (A)   8
    (B)   32
    (C)   64
    (D)   10
77   How many digital pins are there on the UNO board?
    (A)   14
    (B)   12
    (C)   16
    (D)   20
78   Most of processors designed by ARM are
    (A)   16 bit
    (B)   32 bit
    (C)   64 bit
    (D)   8 bit
79   The function of link register in ARM7TDMI is__________
    (A)   To store return address whenever subroutine is called
    (B)   To store address of I/O device
    (C)   Multiplex the address and data lines
    (D)   Perform addition
80   The function of register r15 in ARM7TDMI is as
    (A)   Program Counter
    (B)   CPSR
    (C)   SPSR
    (D)   ALU
81   In the ARM Nomenclature ARMxTDMI, D and M stand for
    (A)   Debug and Fast Multiplier units are present
    (B)   Division and Multiplier units are present
    (C)   Debugger and Multiplier units are not present
    (D)   Division and Multiplier units are not present
82   The computer architecture aimed at reducing the time of execution of instructions is ________
    (A)   CISC
    (B)   RISC
    (C)   ISA
    (D)   ANNA
83   In CISC processor the nature of instruction size is
    (A)   Fixed
    (B)   Variable
    (C)   Both A and B
    (D)   None of the above
84   If the three stages of execution in pipelining are overlapped, how would be the speed of execution?
    (A)   Higher
    (B)   Moderate
    (C)   Lower
    (D)   Unpredictable
85   In RISC Processors configuration status of control unit is_______.
    (A)   Hardwired
    (B)   Micro programmed
    (C)   Both A and B
    (D)   None of the above
86   A function is a series of programming statements that can be called by name. Which command is called once when the program starts:
    (A)   loop()
    (B)   setup()
    (C)   (output)
    (D)   (input)
87   In ATmega328p ‘p’ refers to?
    (A)   Production
    (B)   Pico-Power
    (C)   Peripheral
    (D)   Programmable on chip
88   The throughput of a super scalar processor is _______
    (A)   less than 1
    (B)   1
    (C)   More than 1
    (D)   Not Known
89   Each stage in pipelining should be completed within ____ cycle.
    (A)   1
    (B)   2
    (C)   3
    (D)   4
90   The main importance of ARM micro-processors is providing operation with ______
    (A)   Low cost and low power consumption
    (B)   Higher degree of multi-tasking
    (C)   Lower error or glitches
    (D)   Efficient memory management
91   In ARM processor when Interrupt occurs ARM processor goes into following mode
    (A)   FIQ mode
    (B)   Abort mode
    (C)   Supervisor mode
    (D)   Undefined mode
92   The function of Barrel shifter is
    (A)   Shift Operation in same instruction cycle
    (B)   Shift operation in 2 instruction cycle
    (C)   Shift operation in 4 instruction cycle
    (D)   None of the above
93   Evaluate the following statements. I. R13 is traditionally used as the stack pointer and stores the head of the stack in the current processor mode. II. R14 is the link register where the core puts the return address on executing a subroutine. III. R15 is the program counter and contains the address of the next instruction to be fetched
    (A)   All the options are true
    (B)   I and II are true
    (C)   II and III are true
    (D)   I and III are true
94   When the processor is executing simple data processing instructions, the pipeline enables one instruction to be completed every clock cycle, this is also called as _____
    (A)   Throughput
    (B)   Latency
    (C)   Execution
    (D)   None of the above
95   It starts with a /* and continues until a */ what does this do?
    (A)   Loads a sketch
    (B)   Makes comments
    (C)   Compiles quicker
    (D)   Makes stars appear
96   The function used to execute one or many statements, multiple time_______.
    (A)   setup()
    (B)   loop()
    (C)   (input)
    (D)   (output)
97   Default boot loader for the Arduino UNO is_______
    (A)   Optibootloader
    (B)   AIR-boot
    (C)   Bare box
    (D)   GAG
98   Select proper microcontroller used in Arduino UNO.
    (A)   ATmega328p
    (B)   ATmega2560
    (C)   ATmega32114
    (D)   AT91SAM3x8E
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