MCT Midterm Exam

25 Questions | Total Attempts: 48

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MCT Midterm Exam

Questions and Answers
  • 1. 
    The __________ gate is an electronic circuit that gives a high output (1) only if all its inputs are high.
    • A. 

      AND gate

    • B. 

      OR gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 2. 
    The __________ gate is an electronic circuit that gives a high output (1) if one or more of its inputs are high.
    • A. 

      AND gate

    • B. 

      OR gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 3. 
    The __________ gate is an electronic circuit that produces an inverted version of the input at its output.  It is also known as an inverter
    • A. 

      AND gate

    • B. 

      OR gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 4. 
    What type of logic gate does this symbol represent?
    • A. 

      AND gate

    • B. 

      OR gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 5. 
    What type of logic gate does this symbol represent?
    • A. 

      AND gate

    • B. 

      OR gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 6. 
    What type of logic gate does this symbol represent?
    • A. 

      AND gate

    • B. 

      OR gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 7. 
    Identify what type of gate is represented by the given phrase:Any low input guarantees a low output.
  • 8. 
    Identify what type of gate is represented by the given phrase: Any high input guarantees a high output
  • 9. 
     A number system which has two (2) for a base, using only the symbols zero or one is true.
    • A. 

      Binary system

    • B. 

      Decimal system

    • C. 

      Octal system

    • D. 

      Hexadecimal system

  • 10. 
    The decimal system contains ten digits representing the integers from zero to nine, respectively. The base of this system is ________
    • A. 

      2

    • B. 

      8

    • C. 

      10

    • D. 

      16

  • 11. 
    The decimal number 345 is equivalent to the octal number as ________
    • A. 

      531

    • B. 

      352

    • C. 

      487

    • D. 

      544

  • 12. 
    The octal equivalent of the binary number 110011000101 is ________
    • A. 

      6305

    • B. 

      5630

    • C. 

      3605

    • D. 

      6350

  • 13. 
    The hexadecimal equivalent of the binary number 101110110010011 is ________
    • A. 

      5B84

    • B. 

      E523

    • C. 

      2F48

    • D. 

      5D93

  • 14. 
     Refer to the figure. What is the Boolean expression of F1?
    • A. 

      F1=x+yz'

    • B. 

      F1=xy+z'

    • C. 

      F1=xyz'

    • D. 

      F1=x+y+z'

  • 15. 
    Refer to the figure. What is the Boolean expression of F2?
    • A. 

      A. F2= x+yz

    • B. 

      B. F2=xy+z

    • C. 

      C. F2=y+zx

    • D. 

      D. F2=xyz

  • 16. 
    Refer to the figure. What is the Boolean expression of F4?
    • A. 

      F4= (ABC')

    • B. 

      F4= (A'B'+C)'

    • C. 

      F4=A'(B'+C')

    • D. 

      F4=(A'B'+C')

  • 17. 
    Refer to the figure. What is the Boolean expression of F3?
    • A. 

      F3=((xy'))' * (x'z)')'

    • B. 

      F3=((x'y')')*(x'z)')'

    • C. 

      F3=((xy'))'*(xz)')'

    • D. 

      F3=((xy)')'*(x'z)')'

  • 18. 
    Refer to the figure. What is the Boolean expression of G?
    • A. 

      G=(AB)+(CD)E

    • B. 

      G=(A+B)(C+D)E

    • C. 

      G=(A+B)+(CD)E

    • D. 

      G=(AB)+(CD)E

  • 19. 
    Refer to the figure. What is the Boolean expression of F?
    • A. 

      F=(A+B)(C+D)E

    • B. 

      F=ABCD+E

    • C. 

      F=AB+CD+E

    • D. 

      F=(AB)+CD(E)

  • 20. 
    The digits in the binary system are 0 and 1, and the place values of these digits in the binary representation of a number are ________
    • A. 

      powers of 2

    • B. 

      powers of 10

    • C. 

      power of 0 and 1

    • D. 

      powers of the base

  • 21. 
    The number system which has a base or radix of 8, representing the eight different numbers in the system is the ________
    • A. 

      binary system

    • B. 

      decimal system

    • C. 

      hexadecimal system

    • D. 

      octal system

  • 22. 
    The binary equivalent of the decimal number 27 is ________
    • A. 

      10111

    • B. 

      10101

    • C. 

      10011

    • D. 

      11011

  • 23. 
    The decimal equivalent of the binary number 1010101 is ________
    • A. 

      85

    • B. 

      75

    • C. 

      84

    • D. 

      78

  • 24. 
    What type of logic gate's behavior does this truth table represent?A     B     RESULT0      0          00      1          01      0          01      1          1
    • A. 

      OR gate

    • B. 

      AND gate

    • C. 

      Not gate

    • D. 

      None of the above

  • 25. 
    What type of logic gate's behavior does this truth table represent?A     B     RESULT 0      0          0 0      1          1 1      0          1 1      1          1
    • A. 

      OR gate

    • B. 

      AND gate

    • C. 

      Not gate

    • D. 

      None of the above