Some question for Section C (Embeded )

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Some important question for section C, in CCAT

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Some question for Section C (Embeded )

  1. 1. Q1. An AND gate has 7 inputs. How many input words are in truth table? (1) 64 (2) 32 (3) 16 (4) 128 Q2. The 2-input XOR gate has high output only when the input bits are: (1) even (2) different (3) low (4) high Q3. Which of the following has most widely used bipolar family? (1) DTL (2) TIL (3) EeL (4) MOS Q4. A device can sink up to 16 rnA and can source up to 400 rnA. The device is : (1) low power TIL (2) high power TIL (3) standard TIL (4) schottky TIL Q5. Digital design often starts by constructing a : (1) standard table (2) two stage table (3) truth table (4) two dimension table Q6. A combinatorial logic circuit which is used to send data coming from a single source to two or more separate destinations is called: (1) Decoder (2) Encoder (3) Multiplexer (4) De-multiplexer Q7. A positive AND gate is also a negative: (1) NAND gate (2) NOR gate (3) AND gate (4) OR gate Q8 . A shift register can be used for : (1) Parallel to serial conversion (2) Serial to parallel conversion (3) Digital delay line (4) All of the above Q9. Which of the following is first integrated logic family? (1) RTL (2) DTL (3) TTL (4) MOS Q10. Which of the following is not functionally a complete set? (1) AND, OR (2) NAND (3) NOR (4) AND;OR,NOl
  2. 2. Q11. Which of the following Boolean Algebra rule is wrong? (1) 0 + A= A (2) 1 + A = 1 (3) A + A'= A (4) 1. x = 1 Q12. represents a : (1) NAND gate (2) OR gate (3) EX-OR gate (4) AND gate Q13. Reduced form of Boolean expression (A + B) ( A + C) is : (1) AB + AC (2) A + B + C (3) AC + B (4) A + BC Q14. The system of vectors are: (1) Never dosed under addition and multiplication (2) Closed under addition and in a restricted sense in multiplication (3) Closed under addition and multiplication (4) Closed under addition only

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