BPSC Tre 4.0 Digtial Electronics Quiz Practice Set 09th March 2026 Share On Que: (1). Which of the following is error detection code used in digital logic? Checksum C. Hamming code A. Cyclic redundancy check (CRC) B. More than one of the above D. None of the above E. Check Answer Open question page Que: (2). What is a PLA? Programmable Logic Array B. Programmable Logic Architecture C. Programmable Logic Application A. More than one of the above D. None of the above E. Check Answer Open question page Que: (3). What difference do the fifth generation computers have from other generation computers? Object-oriented programming B. Technological advancement A. Scientific code C. More than one of the above D. None of the above E. Check Answer Open question page Que: (4). What is the purpose of the “don’t care” condition in digital logic? To prioritize certain inputs over others B. To ensure that all possible input combinations are covered in truth tables C. To indicate that the value of a variable does not affect the output A. More than one of the above D. None of the above E. Check Answer Open question page Que: (5). Machine language is error prone C. difficult to program B. machine dependent A. More than one of the above D. None of the above E. Check Answer Open question page Que: (6). Convert the binary number 1011.1101 to its decimal equivalent. Which of the following is the correct decimal value? 12.125 B. 13.5 C. 11.75 A. More than one of the above D. None of the above E. Check Answer Open question page Que: (7). Digital circuit can be made by the repeated use of the _________. NOR gate B. AND gate C. NAND gate A. More than one of the above D. None of the above E. Check Answer Open question page Que: (8). How many select lines are required for an 8-to-1 multiplexer? 4 C. 3 B. 2 A. More than one of the above D. None of the above E. Check Answer Open question page Que: (9). Which of the following is correct for Digital Circuits? They are not suitable for high speed operations C. They process information using continuous voltage levels B. They use analog signals for communication A. More than one of the above D. None of the above E. Check Answer Open question page Que: (10). What is De Morgan’s theorem used for in digital logic? Implementing NAND gates B. Simplifying Boolean expressions A. Performing binary addition C. More than one of the above D. None of the above E. Check Answer Open question page Que: (11). What is Booth’s algorithm used for? Binary multiplication C. Binary to decimal conversion A. Decimal to binary conversion B. More than one of the above D. None of the above E. Check Answer Open question page Que: (12). Convert the decimal number 1234 to binary, octal, and hexadecimal. Which of the following options correctly represents these conversions? Binary: 11001110010, Octal: 1712, Hexadecimal: 72A B. Binary: 10011010010, Octal: 2322, Hexadecimal: 4D2 A. Binary: 11100110010, Octal: 1642, Hexadecimal: 3CD C. More than one of the above D. None of the above E. Check Answer Open question page Que: (13). When does a negative level triggered flip-flop in Digital Electronics changes its state? When the clock is Positive B. When the clock is Negative A. When the inputs are all zero C. More than one of the above D. None of the above E. Check Answer Open question page Que: (14). When performing BCD addition, what is the maximum value that can be represented in a single BCD digit? 15 C. 10 B. 2 A. More than one of the above D. None of the above E. Check Answer Open question page Que: (15). An OR gate has 4 inputs. The number of words in truth table will be _______. 4 A. 16 C. 8 B. More than one of the above D. None of the above E. Check Answer Open question page Que: (16). When a key is pressed on keyboard, which standard is used for converting the keystroke into the corresponding bits? ANSI A. ASCII B. EBCDIC C. More than one of the above D. None of the above E. Check Answer Open question page Que: (17). Source code is available to view, modify and redistribute in licensed B. open source A. proprietary C. More than one of the above D. None of the above E. Check Answer Open question page Que: (18). Which of the following is the type of Read Only Memory (ROM)? PROM A. EPROM B. MROM C. More than one of the above D. None of the above E. Check Answer Open question page Que: (19). An assembly language is a/an Internet-based programming language C. middle-level programming language B. low-level programming language A. More than one of the above D. None of the above E. Check Answer Open question page Que: (20). The brain of any computer system is ALU A. memory B. CPU C. More than one of the above D. None of the above E. Check Answer Open question page Que: (21). In a half-adder circuit, what are the outputs? Difference and Borrow B. Sum and Carry A. Sum and Difference C. More than one of the above D. None of the above E. Check Answer Open question page Que: (22). What is the result of the operation 1010 AND 1100 in binary? 100 C. 1110 B. 1000 A. More than one of the above D. None of the above E. Check Answer Open question page Que: (23). Which of the following is an example of a digital Electronic? Digital cameras C. Mobile phones B. Computers A. More than one of the above D. None of the above E. Check Answer Open question page
