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CS401 Quiz 4 May 2026

Computer Architecture and Assembly Language Programming PDF 90 KBUpdated 23 Oct 2026
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Quiz CS401 Quiz 4 May 2026 PDF 90 KB
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Quiz
Course
CS401 Computer Architecture and Assembly Language Programming
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PDF 90 KB
Updated
23 Oct 2026
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Text from pages 2, 3, 4 of 13. Download the file for all 13 pages.

Quiz 1 - CS401 (Q1/10)

Question:

Changing and restoring the state of Central Processing Unit (CPU) is called ________________.

A. Thrashing B. Multithreading

C. Multitasking

D. Context Switching Copied: 1/6/2026, 12:19:31 PM

Quiz 2 - CS401 (Q2/10)

Question:

Which of the following is the size of Hard Disk MBR (Master Boot Record)?

  1. 446 bytes
  2. 512 bytes
  3. 256 bytes
  4. 350 bytes

Correct answer: 512 bytes

Copied: 1/6/2026, 12:19:53 PM

Quiz 3 - CS401 (Q3/10)

Question:

Which of the following services of INT 10 is used to get the video font information?

  1. 1130h
  2. 1129h
  3. 1128h
  4. 1127h

Copied: 1/6/2026, 12:20:28 PM

Quiz 4 - CS401 (Q4/10)

Question:

In the context of video services, if we want to scroll the window up which of the following will be the value of AH?

  1. AH = 08h
  2. AH = 07h
  3. AH = 05h
  4. AH = 06h

Correct answer: AH = 08h

Copied: 1/6/2026, 12:21:21 PM

Quiz 5 - CS401 (Q5/10)

Question:

In DOS, if 'file name' is more than 8-characters then which flags of 'attribute byte' are set

A. Directory flag and System flag B. System flag and Volume label flag

C. Directory flag, Hidden flag, System flag and Volume label flag

D. Directory flag and Hidden flag Copied: 1/6/2026, 12:21:56 PM

Quiz 6 - CS401 (Q6/10)

Question:

In case of COM file, first command line parameter is stored at ___ offset of 'program segment prefix'

A. 0x86 B. 0x84 C. 0x82

D. 0x80

Copied: 1/6/2026, 12:22:42 PM

Quiz 7 - CS401 (Q7/10)

Question:

In case of COM file, maximum length of parameters passed through command line can be ___

A. 63 bytes B. 127 bytes C. 511 bytes

D. 255 bytes

Copied: 1/6/2026, 12:23:30 PM

Quiz 8 - CS401 (Q8/10)

Question:

A FAT32 file system directory entry in DOS consist of how many bytes ?

  1. 16

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