CS501-Midterm
1 / 50
The external interface of FALCON-A consists of a ________ data bus.
2 / 50
________ operation is required to change the processor‟s state to a known, defined value.
3 / 50
Flip-flop is a ____________device, capable of storing one bit of Information
4 / 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?
5 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC _____wide.
6 / 50
Which of the instruction is used to load register from memory using a relative address?
7 / 50
“If P = 1, then load the contents of register R1 into register R2”. This statement can be written in RTL as:
8 / 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?
9 / 50
The code size of 2-address instruction is ________________.
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
Identify the opcode, destination register (DR), source registers (SA and SB i/e source register A and source register B) from the following example. ADD R1, R2, R3
12 / 50
Which one of the following is the memory organization of FALCON-E processor?
13 / 50
Motorola MC68000 is an example of ---------microprocessor.
14 / 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
15 / 50
Which field of the machine language instruction is the “type of operation” that is to be performed?
16 / 50
Which one of the following registers stores a previously calculated value or a value loaded from the main memory?
17 / 50
___________ or Branch instructions affect the order in which instructions are performed, or control the flow of the program
18 / 50
What is the instruction length of the SRC processor?
19 / 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?
20 / 50
which type of instructions help in changing the flow of the program as and when required?
21 / 50
Computer system performance is usually measured by the ---------------
22 / 50
How can we refer to an instruction register (IR), of 16 bits (numbered 0 to 15) using RTL?
23 / 50
Which one of the following portions of an instruction represents the operation to be performed?
24 / 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:
25 / 50
What is the working of Processor Status Word (PSW)?
26 / 50
27 / 50
What is the instruction length of the FALCON-A processor?
28 / 50
The external interface of FALCON-A consists of a ______address bus and ______a data bus.
29 / 50
_________ control signal allows the contents of the Program Counter register to be written onto the internal processor bus.
30 / 50
What functionality is performed by the instruction “lar R3, 36” of SRC?
31 / 50
Execution time of a program with respect to the processor is calculated as:
32 / 50
What is the size of the memory space that is available to FALCON-A processor?
33 / 50
_______ operation is required to change the processor‟s state to a known, defined value.
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 registers holds the address of the next instruction to be executed?
36 / 50
Which one of the following registers holds the instruction that is being executed?
37 / 50
Almost every commercial computer has its own particular ---------- language
38 / 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?
39 / 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.
40 / 50
The data movement instructions ___________ data within the machine and to or from input/output devices.
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
_____________all memory systems are dumb, in that they respond to only two commands: read or write.
43 / 50
Which one of the following is a bi-stable device, capable of storing one bit of information?
44 / 50
Register-register instructions use ____________ memory operands out of a total of 3 operands
45 / 50
There are _________ types of reset operations in SRC
46 / 50
Which instruction is used to store register to memory using relative address?
47 / 50
What functionality is performed by the instruction “str R8, 34” of SRC?
48 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC is __________ wide.
49 / 50
-------------- performs the data operations as commanded by the program instructions.
50 / 50
Which operator is used to „name‟ registers, or part of registers, in the Register Transfer Language?
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