51. Which memory is responsible for holding the bootloader of a computer?
A) RAM
B) ROM
C) Cache Memory
D) Virtual Memory
Answer: B) ROM
52. What is the primary role of DRAM in a computer system?
A) Store permanent data
B) Act as primary memory
C) Improve cache memory performance
D) Replace virtual memory
Answer: B) Act as primary memory
53. Which of the following memory types is used in high-speed registers inside the CPU?
A) SRAM
B) DRAM
C) Flash Memory
D) Virtual Memory
Answer: A) SRAM
54. What is the purpose of an address bus in memory operations?
A) Transfer data between RAM and CPU
B) Identify memory locations
C) Increase memory speed
D) Store frequently used instructions
Answer: B) Identify memory locations
55. Which component stores frequently used data and instructions for quick access?
A) RAM
B) ROM
C) Cache Memory
D) Hard Drive
Answer: C) Cache Memory
56. The term "paging" in memory management refers to:
A) Dividing memory into fixed-size blocks
B) Removing unused files from RAM
C) Swapping data between RAM and disk
D) Increasing ROM size
Answer: A) Dividing memory into fixed-size blocks
57. What does the term "word size" refer to in computer memory?
A) The number of words stored in RAM
B) The length of a binary number the CPU can process at once
C) The amount of cache memory
D) The total memory capacity
Answer: B) The length of a binary number the CPU can process at once
58. Which type of memory is used in SD cards?
A) SRAM
B) DRAM
C) Flash Memory
D) EEPROM
Answer: C) Flash Memory
59. What is the function of memory mapping?
A) Translate logical addresses to physical addresses
B) Increase memory speed
C) Store BIOS settings
D) Reduce power consumption
Answer: A) Translate logical addresses to physical addresses
60. What is meant by "memory hierarchy" in computing?
A) Organization of different types of memory based on speed and size
B) Classification of storage devices
C) Arrangement of memory based on cost
D) Organization of memory in cloud computing
Answer: A) Organization of different types of memory based on speed and size
61. The term "thrashing" in virtual memory occurs when:
A) The system spends most of its time swapping data between RAM and disk
B) The CPU cache is full
C) The RAM fails
D) The ROM is overloaded
Answer: A) The system spends most of its time swapping data between RAM and disk
62. What is the function of a swap file in virtual memory?
A) Store frequently used data
B) Hold temporary data when RAM is full
C) Increase RAM capacity
D) Speed up CPU operations
Answer: B) Hold temporary data when RAM is full
63. Which type of ROM can be rewritten multiple times without removing it from the computer?
A) PROM
B) EPROM
C) EEPROM
D) Flash Memory
Answer: C) EEPROM
64. What is the main disadvantage of cache memory?
A) It is very slow
B) It is expensive
C) It is non-volatile
D) It cannot store data
Answer: B) It is expensive
65. Which component acts as a buffer between the CPU and RAM?
A) Cache Memory
B) Hard Drive
C) USB Drive
D) Optical Disk
Answer: A) Cache Memory
66. Which type of memory is used for high-speed data transfer in graphics processing units (GPUs)?
A) ROM
B) RAM
C) GDDR
D) EEPROM
Answer: C) GDDR
67. What is the purpose of memory segmentation?
A) Divide memory into different sections for better management
B) Replace cache memory
C) Reduce CPU workload
D) Store frequently accessed files
Answer: A) Divide memory into different sections for better management
68. The term "memory latency" refers to:
A) The delay in accessing memory
B) The total storage capacity
C) The speed of data transfer
D) The type of memory used
Answer: A) The delay in accessing memory
69. The storage capacity of a memory chip is measured in:
A) Hertz
B) Volts
C) Bytes
D) Inches
Answer: C) Bytes
70. Which of the following is the fastest memory?
A) Virtual Memory
B) RAM
C) Cache Memory
D) Hard Drive
Answer: C) Cache Memory
71. What is the function of a memory controller unit (MCU)?
A) Manage data flow between CPU and memory
B) Store data permanently
C) Replace cache memory
D) Speed up hard drive access
Answer: A) Manage data flow between CPU and memory
72. What is the primary function of dynamic RAM (DRAM)?
A) Store permanent data
B) Provide fast temporary storage for the CPU
C) Act as secondary storage
D) Store BIOS settings
Answer: B) Provide fast temporary storage for the CPU
73. Which of the following is an example of tertiary storage?
A) Hard Disk
B) RAM
C) Magnetic Tape
D) Cache Memory
Answer: C) Magnetic Tape
74. What is the primary disadvantage of using virtual memory?
A) It is slower than RAM
B) It reduces CPU speed
C) It requires more ROM
D) It increases power consumption
Answer: A) It is slower than RAM
75. Which type of memory loses data when power is turned off?
A) ROM
B) Flash Memory
C) RAM
D) EEPROM
Answer: C) RAM
