CS501-Midterm
1 / 50
_________control signals enable the input to the PC for receiving a value that is currently on the internal processor bus.
2 / 50
For any of the instructions that are a part of the instruction set of the SRC, there are cerain_________required; which may be used to select the appropriate function for the ALU to be performed, to select the appropriate registers, or the appropriate memory location.
3 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC is __________ wide.
4 / 50
Which one of the following is the memory organization of EAGLE processor?
5 / 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 ----------------
6 / 50
What functionality is performed by the instruction “str R8, 34” of SRC?
7 / 50
Which of the instruction is used to load register from memory using a relative address?
8 / 50
What is the instruction length of the FALCON-A processor?
9 / 50
The data movement instructions ___________ data within the machine and to or from input/output devices.
10 / 50
Motorola MC68000 is an example of ---------microprocessor.
11 / 50
________ operation is required to change the processor‟s state to a known, defined value.
12 / 50
Which one of the following is the code size and the Number of memory bytes respectively for a 2-address instruction?
13 / 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?
14 / 50
What does the word „D‟ in the „D-flip-Flop‟ stands for?
15 / 50
Almost every commercial computer has its own particular ---------- language
16 / 50
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?
17 / 50
___________ or Branch instructions affect the order in which instructions are performed, or control the flow of the program
18 / 50
Flip-flop is a ____________device, capable of storing one bit of Information
19 / 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?
20 / 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:
21 / 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
22 / 50
What functionality is performed by the instruction “lar R3, 36” of SRC?
23 / 50
What is the size of the memory space that is available to FALCON-A processor?
24 / 50
Which one of the following register holds the instruction that is being executed?
25 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC _____wide.
26 / 50
Type A of SRC has which of the following instructions?
27 / 50
The external interface of FALCON-A consists of a ________ data bus.
28 / 50
There are _________ types of reset operations in SRC
29 / 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?
30 / 50
What does the instruction “ldr R3, 58” of SRC do?
31 / 50
Which one of the following is the memory organization of FALCON-E processor?
32 / 50
_____________all memory systems are dumb, in that they respond to only two commands: read or write
33 / 50
_________ control signal allows the contents of the Program Counter register to be written onto the internal processor bus.
34 / 50
_____________all memory systems are dumb, in that they respond to only two commands: read or write.
35 / 50
Which one of the following portions of an instruction represents the operation to be performed?
36 / 50
“If P = 1, then load the contents of register R1 into register R2”. This statement can be written in RTL as:
37 / 50
What is the working of Processor Status Word (PSW)?
38 / 50
Which instruction is used to store register to memory using relative address?
39 / 50
Which operator is used to „name‟ registers, or part of registers, in the Register Transfer Language?
40 / 50
The external interface of FALCON-A consists of a ______address bus and ______a data bus.
41 / 50
In which one of the following techniques, the time a processor spends waiting for instructions to be fetched from memory is minimized? Select correct option:
42 / 50
What is the instruction length of the SRC processor?
43 / 50
Register-register instructions use ____________ memory operands out of a total of 3 operands
44 / 50
Which one of the following registers holds the address of the next instruction to be executed?
45 / 50
46 / 50
which type of instructions help in changing the flow of the program as and when required?
47 / 50
_______ operation is required to change the processor‟s state to a known, defined value.
48 / 50
Which one of the following registers holds the instruction that is being executed?
49 / 50
How can we refer to an instruction register (IR), of 16 bits (numbered 0 to 15) using RTL?
50 / 50
Which one of the following registers stores a previously calculated value or a value loaded from the main memory?
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