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Computer Architecture & Assembly Language MCQs with Answers

Practice important Computer Architecture & Assembly Language MCQs with answers and explanations.

Multiple Choice Questions

Q271: Which INT 13h service reads sectors into memory?
  • A: 00h
  • B: 02h
  • C: 03h
  • D: 08h
View Answer
B

Q272: Which INT 13h service is used to write sectors to disk?
  • A: 00h
  • B: 02h
  • C: 03h
  • D: 08h
View Answer
C

Q273: What is the maximum size of disks that can be accessed using standard INT 13h services?
  • A: 2GB
  • B: 4GB
  • C: 8GB
  • D: 16GB
View Answer
C

Q274: What is the INT 13h extension service for extended reading?
  • A: 42h
  • B: 43h
  • C: 03h
  • D: 08h
View Answer
A

Q275: In the context of hard disks, what does the partition table allow?
  • A: Management of files
  • B: Creation of directories
  • C: Several logical disks within one physical disk
  • D: Storage of files
View Answer
C

Q276: What does Byte 4 in a partition table entry represent?
  • A: Partition Size
  • B: Partition Type
  • C: Starting LBA
  • D: Starting CHS
View Answer
B

Q277: Which of the following is a FAT32 partition type?
  • A: 1
  • B: 5
  • C: 0b
  • D: 0f
View Answer
C

Q278: What is the purpose of the INT 21h - CREATE OR TRUNCATE FILE service?
  • A: Create a new file
  • B: Read a file
  • C: Delete a file
  • D: Write to a file
View Answer
A

Q279: Which INT 21h service is used to open an existing file?
  • A: 3Ch
  • B: 3Dh
  • C: 40h
  • D: 41h
View Answer
B

Q280: What does the INT 21h - CLOSE FILE service do?
  • A: Close a file
  • B: Create a file
  • C: Delete a file
  • D: Read from a file
View Answer
A

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