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Frage 1 von 60

1. What is not a main structural element of a computer system?

Wähle eine der folgenden:

● Operating system
● System Bus
● I/O Modules
● Main Memory
● Processor

Erklärung

Frage 2 von 60

2. Which of the following registers are used by the processor to exchange data
with memory?

Wähle eine der folgenden:

● I/OAR and I/OBR
● Program status word
● PC and IR
● MAR and MBR

Erklärung

Frage 3 von 60

3. Which of the following registers are used by the processor to exchange data
with input/output module?

Wähle eine der folgenden:

● I/OAR and I/OBR
● Program status word
● PC and IR
● MAR and MBR

Erklärung

Frage 4 von 60

4. Which of the following element of a computer system controls the operation of
the computer and performs its data processing functions?

Wähle eine der folgenden:

● Processor
● I/O modules
● Main memory
● System bus

Erklärung

Frage 5 von 60

5. Which of the following element of a computer system stores data and
programs?

Wähle eine der folgenden:

● I/O modules
● Processor
● System bus
● Main memory

Erklärung

Frage 6 von 60

6. Which of the following provides for communication among elements of a
computer system?

Wähle eine der folgenden:

● I/O modules
● Processor
● System bus
● Main memory

Erklärung

Frage 7 von 60

7. Which of the following element of a computer system moves data between the
computer and its external environment?

Wähle eine der folgenden:

● I/O modules
● System bus
● Processor
● Main memory

Erklärung

Frage 8 von 60

8. The processor contains a single data register, called

Wähle eine der folgenden:

● AC
● IR
● PC
● PSW

Erklärung

Frage 9 von 60

9. This register specifies a particular input/output device

Wähle eine der folgenden:

● I/OBR
● Memory buffer register
● I/OAR
● Memory address register

Erklärung

Frage 10 von 60

10. This register is used for the exchange of data between an I/O module and the
processor

Wähle eine der folgenden:

● I/OBR
● Memory buffer register
● I/OAR
● Memory address register

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Frage 11 von 60

11. This register contains the data to be written into memory or which receives the
data read from memory

Wähle eine der folgenden:

● I/OBR
● memory address register
● memory buffer register
● I/OAR

Erklärung

Frage 12 von 60

12. This register specifies the location in memory for the next read or write

Wähle eine der folgenden:

● I/OBR
● Memory buffer register
● I/OAR
● Memory address register

Erklärung

Frage 13 von 60

13. Index register, segment register, and stack register are example of:

Wähle eine der folgenden:

● Address register
● Memory register
Memory buffer register
Memory quality register

Erklärung

Frage 14 von 60

14. Which register contains the address of the next instruction to be fetched?

Wähle eine der folgenden:

● process counter
● program counter
● execution register
● instruction register

Erklärung

Frage 15 von 60

15. Which register contains the instruction most recently fetched?

Wähle eine der folgenden:

● process counter
● program counter
● execution register
● instruction register

Erklärung

Frage 16 von 60

16. Which register contains condition codes set by the processor hardware as the
result of operations?

Wähle eine der folgenden:

● Stack pointer
● Program status word
● Accumulator
● Program counter

Erklärung

Frage 17 von 60

17. The figure 1.4.
1. What is the address of the instruction that is being executed?

Wähle eine der folgenden:

301
● 941
● 302
● 940

Erklärung

Frage 18 von 60

17.2. What is the address of the instruction that is being executed?

Wähle eine der folgenden:

301
● 941
● 302
● 940

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Frage 19 von 60

17.3. What is the address of the instruction that is being executed?

Wähle eine der folgenden:

● 301
● 941
● 302
● 940

Erklärung

Frage 20 von 60

17.4. What is the address of the instruction that will be executed next?

Wähle eine der folgenden:

301
● 941
● 302
● 940

Erklärung

Frage 21 von 60

17.5. Instruction in the IR will:

Wähle eine der folgenden:

Load 3 to AC from the memory
● Add 2 to AC from the memory
● Store 3 to AC from the memory
● Add 3 to AC from the memory

Erklärung

Frage 22 von 60

17.6. Instruction in the IR will:

Wähle eine der folgenden:

● Load 3 to AC from the memory
● Add 2 to AC from the memory
● Store 3 to AC from the memory
● Add 3 to AC from the memory

Erklärung

Frage 23 von 60

17.7. Instruction in the IR will:

Wähle eine der folgenden:

● Store content of AC to the memory
● Add 3 to the memory location from AC
● Store 5 to AC from the memory
● Add 2 to the memory location from AC

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Frage 24 von 60

17.8. What is the memory location of the data that is addressed in the instruction?

Wähle eine der folgenden:

● 301
● 941
● 302
● 940

Erklärung

Frage 25 von 60

17.9. What is the memory location of the data that is addressed in the instruction?

Wähle eine der folgenden:

301
● 941
● 302
● 940

Erklärung

Frage 26 von 60

17.10. What is the memory location of the data that is addressed in the
instruction?

Wähle eine der folgenden:

● 301
● 941
● 302
● 940

Erklärung

Frage 27 von 60

18. The fetched instruction is loaded into the

Wähle eine der folgenden:

● PC
● Memory
● Accumulator
● IR

Erklärung

Frage 28 von 60

19. At the beginning of each instruction cycle, the processor fetches an instruction
from the memory. The address of the instruction is held in

Wähle eine der folgenden:

● PC
● MAR
● MBR
● IR

Erklärung

Frage 29 von 60

20. The processor is executing ‘Load AC from memory’ instruction. Choose the
correct micro-instructions:

Wähle eine der folgenden:

● PC -> MAR
M -> MBR
MBR -> IR
IR -> MBR
M -> MAR
MAR -> AC
● PC -> MAR
M -> MBR
MBR -> IR
IR -> MAR
M -> MBR
MBR -> AC
● PC -> MBR
M -> MAR
MAR -> IR
IR -> MAR
M -> MBR
MBR -> AC
● PC -> MAR
M -> MBR
MBR -> AC
IR -> MAR
M -> MBR
MBR -> AC

Erklärung

Frage 30 von 60

21.1 Choose the micro-instructions that reflect instruction execution stage shown
in the figure below: (четыре вопроса в одном)четыре вопроса в одном))

Wähle eine der folgenden:

● PC -> MAR 303
M -> MBR 2941
MBR -> IR 2941
● IR -> MAR 2941
AC -> MBR 0005
MBR -> M 0005
● IR -> MAR 941
AC -> MBR 0005
MBR -> M 0005
● IR -> MAR 303
M -> MBR 0005
MBR -> M 0005

Erklärung

Frage 31 von 60

21.2 Choose true version?

Wähle eine der folgenden:

● IR -> MAR 941
M -> MBR 0002
MBR ->AC 0005
● PC -> MAR 302
M -> MBR 2941
MBR -> IR 2941
● IR -> MAR 941
M -> MBR 0002
MBR -> AC 0002
● PC -> MAR 301
M -> I/OBR 5941
I/OBR 5941

Erklärung

Frage 32 von 60

21.3 Choose true version?

Wähle eine der folgenden:

PC -> MAR 301
M -> MBR 6941
MBR -> IR 5941
● IR -> MAR 941
AC -> MBR 0003
MBR -> M 0003
● IR -> MAR 941
M -> MBR 0002
MBR -> AC 0002
● PC -> MAR 301
M -> MBR 5941
MBR -> IR 5941

Erklärung

Frage 33 von 60

Choose true version?

Wähle eine der folgenden:

● PC -> MAR 300
M -> MAR 1940
MBR -> IR 1940
● PC -> MAR 300
M -> MBR 1940
MBR -> IR 1940
● M -> MAR 300
M -> MBR 1940
MBR -> IR 1940
● PC -> MAR 301
M -> MBR 1940
MBR -> IR 1940

Erklärung

Frage 34 von 60

22. When an I/O device completes an I/O operation, the device issues an interrupt
signal to the processor and then:

Wähle eine der folgenden:

● The processor finishes execution of the current instruction before
responding to the interrupt
● The processor saves information needed to resume the current program
at the point if interrupt
● The processor loads the program counter with the entry location of the
interrupt-handling routine
● The processor stops execution of the current instruction without finishing
it and responds to the interrupt

Erklärung

Frage 35 von 60

23. When the time required for the I/O operation is less that the time to complete
the execution of instructions between write operations in the user program, it
is:

Wähle eine der folgenden:

● Short I/O wait
● Long I/O wait
● Slow I/O wait
● Fast I/O wait

Erklärung

Frage 36 von 60

24. When the time required for the I/O operation will take much more time than
executing a sequence of user instructions, it is:

Wähle eine der folgenden:

● Short I/O wait
● Fast I/O wait
● Long I/O wait
● Slow I/O wait

Erklärung

Frage 37 von 60

25. Most I/O devices are:

Wähle eine der folgenden:

● much slower than the processor
● much processor than the slower
both

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Frage 38 von 60

26. If there no interrupts, after each write operation, the processor must:?????

Wähle eine der folgenden:

● Pause and remain idle until the I/O operation finishes
● Save the PSW and PC onto control stack
● Finish execution of current instruction
● Load new PC value

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Frage 39 von 60

27. The processor determined that there is a pending interrupt and sent an
acknowledgement signal to the device that issued the interrupt. Then, the
processor:

Wähle eine der folgenden:

The processor tests for a pending interrupt request, determines that there is one, and
sends an acknowledgment signal to the device that issued the interrupt.The
acknowledgment allows the device to remove its interrupt signal
жай гана ана сурактты зубри и все) Удачи

Erklärung

Frage 40 von 60

28. The figure 1.5, 1.8, 1.9, 1.12, 1.13, 1.14, 1.19: (четыре вопроса в одном)м)ного вопросов в одном))
1. The following figure demonstrates:

Wähle eine der folgenden:

Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 41 von 60

28,2. The following figure demonstrates:

Wähle eine der folgenden:

Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 42 von 60

28,3. The following figure demonstrates:

Wähle eine der folgenden:

Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 43 von 60

28,4. The figure a) demonstrates the program timing diagram for:

Wähle eine der folgenden:

Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 44 von 60

28,5. The figure b) demonstrates the program timing diagram for

Wähle eine der folgenden:

● Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 45 von 60

28,6. The figure a) demonstrates the program timing diagram for:

Wähle eine der folgenden:

● Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 46 von 60

28,7. The figure b) demonstrates the program timing diagram for

Wähle eine der folgenden:

Interrupts; fast I/O wait
● Interrupts; short I/O wait
● Interrupts; long I/O wait
● No interrupts
● Interrupts; slow I/O wait

Erklärung

Frage 47 von 60

28,8. The figure below shows

Wähle eine der folgenden:

Parallel interrupt processing
● Nested interrupt processing
● Sequential interrupt processing
● Parent-child interrupt processing

Erklärung

Frage 48 von 60

28,9. The figure below shows

Wähle eine der folgenden:

Parallel interrupt processing
● Nested interrupt processing
● Sequential interrupt processing
● Parent-child interrupt processing

Erklärung

Frage 49 von 60

28,10. The figure below shows

Wähle eine der folgenden:

Parallel interrupt processing
● Nested interrupt processing
● Sequential interrupt processing
● Time Sequence of Multiple Interrupts

Erklärung

Frage 50 von 60

28,11. As one goes down the memory hierarchy

Wähle eine der folgenden:

● increasing frequency of access to the memory by the processor
● increasing capacity
● decreasing access time
● increasing cost per bit

Erklärung

Frage 51 von 60

28,12. The given flowchart is an example of:

Wähle eine der folgenden:

● Manual memory access
● Programmed I/O
● Interrupt-driven I/O
● Direct memory access (DMA)

Erklärung

Frage 52 von 60

28,13. The given flowchart is an example of:

Wähle eine der folgenden:

● Manual memory access
● Programmed I/O
● Interrupt-driven I/O
● Direct memory access (DMA)

Erklärung

Frage 53 von 60

28,14. The given flowchart is an example of:

Wähle eine der folgenden:

● Manual memory access
● Programmed I/O
● Interrupt-driven I/O
● Direct memory access (DMA)

Erklärung

Frage 54 von 60

29. Complete the relationship concerning the memory systems: faster access time
–

Wähle eine der folgenden:

● smaller cost per bit
● faster access speed
● greater cost per bit
● lower capacity

Erklärung

Frage 55 von 60

30. Complete the relationship concerning the memory systems: greater capacity –

Wähle eine der folgenden:

● smaller cost per bit
● faster access speed
● greater cost per bit
● lower capacity

Erklärung

Frage 56 von 60

31. Complete the relationship concerning the memory systems: greater capacity –

Wähle eine der folgenden:

● faster access speed
● greater cost per bit
● slower access time
● lower capacity

Erklärung

Frage 57 von 60

33. The smaller, more expensive, faster memory is:

Wähle eine der folgenden:

● Register
● Main memory
● Cache
● Disk drive

Erklärung

Frage 58 von 60

34. If the accessed word is found in the faster memory, that is defined as a:

Wähle eine der folgenden:

● evrika
● hit
● win
● bingo

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Frage 59 von 60

35. If the accessed word is not found in the faster memory, that is defined as a:

Wähle eine der folgenden:

● Loss
● zero
● miss
● ricochet

Erklärung

Frage 60 von 60

36. This type of memory is nonvolatile:

Wähle eine der folgenden:

● Main memory
● Cache
● Secondary memory
● Register

Erklärung

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Frage 1 von 60

1. What is not a main structural element of a computer system?

Wähle eine der folgenden:

Erklärung

Frage 2 von 60

2. Which of the following registers are used by the processor to exchange data with memory?

Wähle eine der folgenden:

Erklärung

Frage 3 von 60

3. Which of the following registers are used by the processor to exchange data with input/output module?

Wähle eine der folgenden:

Erklärung

Frage 4 von 60

4. Which of the following element of a computer system controls the operation of the computer and performs its data processing functions?

Wähle eine der folgenden:

Erklärung

Frage 5 von 60

5. Which of the following element of a computer system stores data and programs?

Wähle eine der folgenden:

Erklärung

Frage 6 von 60

6. Which of the following provides for communication among elements of a computer system?

Wähle eine der folgenden:

Erklärung

Frage 7 von 60

7. Which of the following element of a computer system moves data between the computer and its external environment?

Wähle eine der folgenden:

Erklärung

Frage 8 von 60

8. The processor contains a single data register, called

Wähle eine der folgenden:

Erklärung

Frage 9 von 60

9. This register specifies a particular input/output device

Wähle eine der folgenden:

Erklärung

Frage 10 von 60

10. This register is used for the exchange of data between an I/O module and the processor

Wähle eine der folgenden:

Erklärung

Frage 11 von 60

11. This register contains the data to be written into memory or which receives the data read from memory

Wähle eine der folgenden:

Erklärung

Frage 12 von 60

12. This register specifies the location in memory for the next read or write

Wähle eine der folgenden:

Erklärung

Frage 13 von 60

13. Index register, segment register, and stack register are example of:

Wähle eine der folgenden:

Erklärung

Frage 14 von 60

14. Which register contains the address of the next instruction to be fetched?

Wähle eine der folgenden:

Erklärung

Frage 15 von 60

15. Which register contains the instruction most recently fetched?

Wähle eine der folgenden:

Erklärung

Frage 16 von 60

16. Which register contains condition codes set by the processor hardware as the result of operations?

Wähle eine der folgenden:

Erklärung

Frage 17 von 60

17. The figure 1.4. 1. What is the address of the instruction that is being executed?

Wähle eine der folgenden:

Erklärung

Frage 18 von 60

17.2. What is the address of the instruction that is being executed?

Wähle eine der folgenden:

Erklärung

Frage 19 von 60

17.3. What is the address of the instruction that is being executed?

Wähle eine der folgenden:

Erklärung

Frage 20 von 60

17.4. What is the address of the instruction that will be executed next?

2. Which of the following registers are used by the processor to exchange data
with memory?

3. Which of the following registers are used by the processor to exchange data
with input/output module?

4. Which of the following element of a computer system controls the operation of
the computer and performs its data processing functions?

5. Which of the following element of a computer system stores data and
programs?

6. Which of the following provides for communication among elements of a
computer system?

7. Which of the following element of a computer system moves data between the
computer and its external environment?

10. This register is used for the exchange of data between an I/O module and the
processor

11. This register contains the data to be written into memory or which receives the
data read from memory

16. Which register contains condition codes set by the processor hardware as the
result of operations?

17. The figure 1.4.
1. What is the address of the instruction that is being executed?

17.10. What is the memory location of the data that is addressed in the
instruction?

19. At the beginning of each instruction cycle, the processor fetches an instruction
from the memory. The address of the instruction is held in

20. The processor is executing ‘Load AC from memory’ instruction. Choose the
correct micro-instructions:

21.1 Choose the micro-instructions that reflect instruction execution stage shown
in the figure below: (четыре вопроса в одном)четыре вопроса в одном))

22. When an I/O device completes an I/O operation, the device issues an interrupt
signal to the processor and then:

23. When the time required for the I/O operation is less that the time to complete
the execution of instructions between write operations in the user program, it
is:

24. When the time required for the I/O operation will take much more time than
executing a sequence of user instructions, it is: