CS501-Midterm
1 / 50
To access an operand in memory, the CPU must first generate an address, which it then issues to the __________
2 / 50
_____________all memory systems are dumb, in that they respond to only two commands: read or write
3 / 50
An “assembler” that runs on one processor and translates an assembly language program written for another processor into the machine language of the other processor is called a ----------------
4 / 50
Which instruction is used to store register to memory using relative address?
5 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC is __________ wide.
6 / 50
Almost every commercial computer has its own particular ---------- language
7 / 50
Flip-flop is a ____________device, capable of storing one bit of Information
8 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC _____wide.
9 / 50
In which one of the following addressing modes, the value to be stored in memory is obtained by directly retrieving it from another memory location?
10 / 50
In which of the following instructions the data move between a register in the processor and a memory location (or another register) and are also called data movement?
11 / 50
___________ or Branch instructions affect the order in which instructions are performed, or control the flow of the program
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_____________all memory systems are dumb, in that they respond to only two commands: read or write.
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Which one of the following is the highest level of abstraction in digital design in which the computer architect views the system for the description of system components and their interconnections?
14 / 50
The instruction ___________ will load the register R3 with the contenets of the m\emory location M [PC+56]
15 / 50
What functionality is performed by the instruction “lar R3, 36” of SRC?
16 / 50
_________control signals enable the input to the PC for receiving a value that is currently on the internal processor bus.
17 / 50
Which one of the following register(s) that is/are programmer invisible and is/are required to hold an operand or result value while the bus is busy transmitting some other value?
18 / 50
________ operation is required to change the processor‟s state to a known, defined value.
19 / 50
Execution time of a program with respect to the processor is calculated as:
20 / 50
The data movement instructions ___________ data within the machine and to or from input/output devices.
21 / 50
What does the word „D‟ in the „D-flip-Flop‟ stands for?
22 / 50
Which one of the following registers stores a previously calculated value or a value loaded from the main memory?
23 / 50
Which one of the following is the memory organization of EAGLE processor?
24 / 50
The external interface of FALCON-A consists of a ______address bus and ______a data bus.
25 / 50
For the __________ type instructions, we require a register to hold the data that is to be loaded from the memory, or stored back to the memory
26 / 50
_________ control signal allows the contents of the Program Counter register to be written onto the internal processor bus.
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28 / 50
Which one of the following register(s) contain(s) the address of the place the CPU wants to work with in the main memory and is/are directly connected to the RAM chips on the motherboard?
29 / 50
Motorola MC68000 is an example of ---------microprocessor.
30 / 50
Which one of the following is a bi-stable device, capable of storing one bit of information?
31 / 50
_____________ controller controls the sequence of the flow of microinstructions.
32 / 50
Which one of the following registers holds the address of the next instruction to be executed?
33 / 50
“If P = 1, then load the contents of register R1 into register R2”. This statement can be written in RTL as:
34 / 50
What does the instruction “ldr R3, 58” of SRC do?
35 / 50
_______ operation is required to change the processor‟s state to a known, defined value.
36 / 50
Which one of the following portions of an instruction represents the operation to be performed?
37 / 50
Which one of the following register holds the instruction that is being executed?
38 / 50
Type A of SRC has which of the following instructions?
39 / 50
The CPU includes three types of instructions, which have different operands and will need different representations. Which one of the instructions requires two source registers?
40 / 50
Which one of the following is the code size and the Number of memory bytes respectively for a 2-address instruction?
41 / 50
-----------is the ability of application software to operate on models of equipment newer than the model for which it was originally developed. Select correct option:
42 / 50
Which one of the following registers holds the instruction that is being executed?
43 / 50
Which of the instruction is used to load register from memory using a relative address?
44 / 50
Which operator is used to „name‟ registers, or part of registers, in the Register Transfer Language?
45 / 50
How can we refer to an instruction register (IR), of 16 bits (numbered 0 to 15) using RTL?
46 / 50
Which one of the following is the memory organization of FALCON-E processor?
47 / 50
Which of the following can be defined as an address of the operand in a computer type instruction or the target address in a branch type instruction?
48 / 50
What is the instruction length of the FALCON-A processor?
49 / 50
What functionality is performed by the instruction “str R8, 34” of SRC?
50 / 50
The external interface of FALCON-A consists of a ________ data bus.
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