Ch 03: Branching, Loops and Program Flow

Examines program control flow in assembly, flag register evaluation (ZF, CF, SF, OF), relative displacement jumps, implementing loops, and bubble sort sorting algorithms in assembly.

261 Questions261 MCQs0 Short Questions0 Long Questions

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CS401 - Computer Architecture and Assembly Language Programming Examination Practice

Timed practice exam simulation for CS401 - Computer Architecture and Assembly Language Programming.

Showing 161 – 170 of 261 Questions

Page 17 of 27

Q161

📝 Short Q📘 CS401📑 Lec 3🏷️ Types of Jumps: Short, Near, and FarMedium🔁⭐💡📄🎓VU🏛️VU

Compare Near Jump, Short Jump, and Far Jump in 8088 assembly language in terms of instruction size, displacement range, and segment execution.

💻 assembly Snippet

jmp short label1
jmp near label2
jmp far 0x1000:0x0020

Q162

📝 Short Q📘 CS401📑 Lec 3🏷️ Conditional Jumps and Signed Byte Displacement LimitsEasy🔁⭐💡📄🎓VU🏛️VU

Why are conditional jumps in 8088 assembly restricted to Short Jumps, and what is the maximum byte range they can navigate forward and backward?

💻 assembly Snippet

jz target_label

Q163

📝 Short Q📘 CS401📑 Lec 3🏷️ Far Jumps and Inter-Segment Control TransferMedium🔁⭐💡📄🎓VU🏛️VU

Explain the mechanism of a Far Jump instruction, detailing how it alters processor registers to achieve inter-segment program control.

💻 assembly Snippet

jmp far 0x2000:0x0100

Q164

❓ MCQ📘 CS401📑 Lec 3🏷️ Jump Instruction Types: Short, Near, and FarEasy🔁⭐💡📄🎓VU🏛️VU

What are the three fundamental types of JUMP instructions supported in 8088 assembly language?

💻 assembly Snippet

jmp short label1
jmp near label2
jmp far 0x1000:0x0020

A.Short, Near
B.Short, Near, Far
C.Near, Far
D.Short, Far

Q165

❓ MCQ📘 CS401📑 Lec 3🏷️ Far Jump Mechanics and Absolute AddressingMedium🔁⭐💡📄🎓VU🏛️VU

Unlike Short and Near jumps which use displacement offsets relative to the Instruction Pointer, a Far Jump (JMP FAR) is __________.

💻 assembly Snippet

jmp 0x2000:0x0050

A.Memory dependent
B.Absolute
C.Temporary
D.Indirect

Q166

❓ MCQ📘 CS401📑 Lec 3🏷️ Add with Carry (ADC) Instruction OperandsEasy🔁⭐💡📄🎓VU🏛️VU

How many explicit operands does the Add with Carry (ADC) instruction require in x86 assembly language?

💻 assembly Snippet

adc ax, bx

A.1 operand
B.2 operands
C.3 operands
D.4 operands

Q167

❓ MCQ📘 CS401📑 Lec 3🏷️ Multi-Word Addition and ADC InstructionEasy🔁⭐💡📄🎓VU🏛️VU

How many explicit operands does the Add with Carry (ADC) instruction accept in x86 assembly language?

💻 assembly Snippet

adc ax, bx

A.One operand
B.Two operands
C.Three operands
D.Four operands

Q168

❓ MCQ📘 CS401📑 Lec 3🏷️ Carry Flag (CF) and Multi-Word AdditionEasy🔁⭐💡📄🎓VU🏛️VU

When two 16-bit numbers are added, the answer can be 17 bits long. Where is this extra 17th bit stored?

💻 assembly Snippet

mov ax, 0xFFFF
add ax, 0x0001

A.Carry Flag (CF)
B.Parity Flag (PF)
C.Auxiliary Carry Flag (AF)
D.Zero Flag (ZF)

Q169

❓ MCQ📘 CS401📑 Lec 3🏷️ ADD Instruction Execution MechanicsEasy🔁⭐💡📄🎓VU🏛️VU

What is the exact execution result of the assembly instruction 'ADD AX, BX'?

💻 assembly Snippet

add ax, bx

A.Add the value of BX to AX and store the result in BX
B.Add the value of AX to BX and store the result in AX
C.Add the value of BX to AX and store the result in AX
D.Add the value of BX to AX and change nothing

Q170

❓ MCQ📘 CS401📑 Lec 3🏷️ ADD Instruction Execution and Destination AccumulatorEasy🔁⭐💡📄🎓VU🏛️VU

Consider the following assembly code sequence: 1: [org 0x0100] 2: mov ax, [num1] 3: mov bx, [num2] 4: add ax, bx 5: int 0x21 What is the most appropriate comment for line 4 ('add ax, bx')?

💻 assembly Snippet

add ax, bx

A.No comments required
B.; accumulate sum in add
C.; accumulate sum in ax
D.; accumulate sum in bx

Ch 03: Branching, Loops and Program Flow

CS401 - Computer Architecture and Assembly Language Programming Examination Practice

Mid Term Examination

Final Term Examination

CS401 - Computer Architecture and Assembly Language Programming Examination Practice

Mid Term Examination

Final Term Examination

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