Computer Memory Concepts Quiz PDF

Computer Memory Concepts Quiz Your Name: 1. What does RAM primarily allow a computer to do? A. Store data permanently for long-term access B. Run the computer's start-up diagnostics C. Access data quickly for active processes D. Provide instructions for hardware components 2. Which of...

Computer Memory Concepts Quiz Your Name: 1. What does RAM primarily allow a computer to do? A. Store data permanently for long-term access B. Run the computer's start-up diagnostics C. Access data quickly for active processes D. Provide instructions for hardware components 2. Which of the following is commonly stored in ROM besides start- up instructions? A. Temporary program data B. Operating system files C. Firmware for hardware devices D. User preferences and settings 3. What is the main purpose of virtual memory in a computer system? A. To enhance the speed of the CPU operations B. To store backup copies of files C. To maintain a log of system activities D. To extend the amount of RAM available for applications 4. Which of these functions is NOT typically associated with an operating system? A. Coordinating multitasking between applications B. Managing hardware and software resources C. Providing a user interface D. Compiling programming languages 5. How does RAM differ from ROM in terms of data retention? A. Both RAM and ROM are non-volatile B. RAM retains data during power outages, unlike ROM C. RAM is volatile, while ROM is non-volatile D. ROM is faster than RAM in terms of access speed 6. What is a potential drawback of using a self-driving tractor for farming? A. It increases the cost of farming operations significantly. B. It requires no maintenance or oversight. C. It can malfunction, leading to delays in sowing and harvesting. D. It reduces the overall efficiency of the farming process. 7. Which of the following is NOT typically a component of an expert system? A. Sensor array B. User interface C. Knowledge base D. Inference engine 8. How does the self-driving tractor communicate data to the farmer’s computer? A. Using a physical storage device to transfer data. B. Through a wireless network without any checks. C. By utilizing an echo check for data transmission. D. By using a direct cable connection. 9. Which component of an expert system is responsible for applying logical rules to the knowledge base? A. Knowledge engineer B. User interface C. Inference engine D. Data acquisition system 10. What is a common misconception about self-driving tractors in farming? A. They can operate without any human supervision. B. They can adapt to unusual farming conditions without adjustments. C. They completely eliminate the need for technology in farming. D. They require extensive upfront investment without any return. 11. What is the value of bit 3 in byte 4? A. 0 B. 1 C. 0 D. 1 12. How many bytes have a '1' value in bit 1? A. 2 B. 3 C. 4 D. 5 13. Which byte has a '0' in bit 6? A. Byte 4 B. Byte 1 C. Byte 3 D. Byte 6 14. What value is represented by bit 5 in byte 6? A. 2 B. 0 C. 1 D. 1 15. Which byte has the highest number of '1' bits? A. Byte 5 B. Byte 7 C. Byte 6 D. Byte 3 16. What is the primary function of the self-driving tractor in relation to the farmer’s computer during echo check processes? A. To collect weather data for the farmer. B. To transmit error messages to the farmer. C. To manually adjust settings on the computer. D. To autonomously execute pre-programmed agricultural tasks. 17. What does the completion of the parity byte ensure during data transmission? A. It increases the speed of data transmission. B. It confirms that all data packets are identical. C. It reduces the size of the data sent. D. It detects transmission errors in the byte. 18. In the context of data transmission, what is the purpose of using odd parity? A. To encrypt the data during transmission. B. To guarantee that every data byte is sent with maximum redundancy. C. To ensure that there are always an even number of total bits. D. To validate that the total number of 1s in the data is odd. 19. What might be a drawback of self-driving tractors when integrated with farmer’s technology? A. They require constant supervision to function effectively. B. They can operate independently, increasing the risk of accidents. C. They are less efficient than traditional tractors. D. They depend solely on GPS without any backup systems. 20. How might the farmer's computer assist in the echo check process with the self-driving tractor? A. By logging weather conditions throughout the day. B. By compiling data on crop harvest yields. C. By providing real-time updates on tractor performance. D. By manually controlling the tractor during operation. 21. What is the primary reason computers use binary to represent data? A. Binary is easier for programmers to write. B. Binary takes up less space than other data forms. C. Computers are made of switches and gates that can only be on or off. D. Binary numbers can be converted easily into decimal numbers. 22. Which character's ASCII denary number is being asked for when identifying 'Q'? A. 74 B. 77 C. 90 D. 81 23. Which of the following is NOT true about binary representation in computers? A. Binary can be understood by humans easily. B. Binary is suitable for digital circuits. C. Binary allows faster processing than decimal. D. Binary can represent various data types. 24. What is the ASCII denary number for the character ‘N’? A. 78 B. 90 C. 82 D. 65 25. How many digits are used in binary representation? A. 10 B. 8 C. 16 D. 2 26. Which of the following statements correctly describes a feature of binary data? A. Binary data processing can be faster due to simple on/off states. B. Binary data requires complex algorithms for processing. C. Binary representation is only beneficial for data storage. D. Binary data can include fractional values easily. 27. In the context of data representation, what does ASCII stand for? A. Advanced Software Characteristic Instrument B. American Standard Code for Information Interchange C. Automated System for Character Integration D. Analog Standard Communication Interface 28. What must not be used when answering questions in this exam? A. Erasable pens B. Calculators C. Pencil D. Colored pens 29. What is the effect of performing a right shift of four places on a positive binary integer? A. It leaves the integer unchanged. B. It multiplies the integer by 16. C. It divides the integer by 16. D. It adds 16 to the integer. 30. When a binary integer is right-shifted, which of the following occurs? A. The value of the integer is halved. B. Leading zeros are inserted to the left side. C. The value of the integer increases linearly. D. Trailing zeros are removed from the binary representation. 31. In binary arithmetic, what does a right logical shift of four do in terms of data representation? A. It introduces a negative sign to the number. B. It shifts bits to the right and fills empty positions with zeros. C. It converts the binary integer into its hexadecimal format. D. It preserves the sign of the number. 32. What happens to the least significant bits (LSBs) of a positive binary integer when it is right shifted four places? A. They become the new leftmost bits. B. They are discarded entirely. C. They are duplicated to maintain the integer value. D. They are preserved in the new number. 33. Why is the right shift operation significant in binary arithmetic? A. It allows for easy multiplication by powers of two. B. It is the fastest way to perform addition. C. It enables quick data compression techniques. D. It simplifies complex division operations. 34. If a positive binary integer is represented as $1100.....2$ (which is 12 in decimal), what will it represent after a right shift of four places? A. 0 B. 12 C. 6 D. 3 35. After performing a right logical shift on a binary integer, how is the resultant integer expressed in binary form? A. By representing it as a negative binary integer. B. By shifting bits to the right and padding with zeros. C. By retaining the bits in the same position. D. By shifting all bits to the left. 36. What impact does a logical shift have if applied to a negative binary integer? A. It behaves the same as with positive integers, filling with zeros. B. It changes the number to a positive value. C. It retains the original negative value untouched. D. It converts it to an octal representation.