CS501-Midterm
1 / 50
Almost every commercial computer has its own particular ---------- language
2 / 50
_____________ controller controls the sequence of the flow of microinstructions.
3 / 50
What does the word „D‟ in the „D-flip-Flop‟ stands for?
4 / 50
Computer system performance is usually measured by the ---------------
5 / 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?
6 / 50
Which instruction is used to store register to memory using relative address?
7 / 50
Execution time of a program with respect to the processor is calculated as:
8 / 50
_________ control signal allows the contents of the Program Counter register to be written onto the internal processor bus.
9 / 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?
10 / 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
11 / 50
Which one of the following is a bi-stable device, capable of storing one bit of information?
12 / 50
________ operation is required to change the processor‟s state to a known, defined value.
13 / 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?
14 / 50
What is the size of the memory space that is available to FALCON-A processor?
15 / 50
_________control signals enable the input to the PC for receiving a value that is currently on the internal processor bus.
16 / 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 ----------------
17 / 50
The external interface of FALCON-A consists of a ________ data bus.
18 / 50
Which of the instruction is used to load register from memory using a relative address?
19 / 50
___________ or Branch instructions affect the order in which instructions are performed, or control the flow of the program
20 / 50
There are _________ types of reset operations in SRC
21 / 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:
22 / 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?
23 / 50
What functionality is performed by the instruction “str R8, 34” of SRC?
24 / 50
Which one of the following registers holds the address of the next instruction to be executed?
25 / 50
Which one of the following registers stores a previously calculated value or a value loaded from the main memory?
26 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC _____wide.
27 / 50
To access an operand in memory, the CPU must first generate an address, which it then issues to the __________
28 / 50
What does the instruction “ldr R3, 58” of SRC do?
29 / 50
FALCON-A processor bus has 16 lines or is 16-bits wide while that of SRC is __________ wide.
30 / 50
What is the instruction length of the FALCON-A processor?
31 / 50
“If P = 1, then load the contents of register R1 into register R2”. This statement can be written in RTL as:
32 / 50
The code size of 2-address instruction is ________________.
33 / 50
Which one of the following is the memory organization of EAGLE processor?
34 / 50
35 / 50
_______ operation is required to change the processor‟s state to a known, defined value.
36 / 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?
37 / 50
Which one of the following is the memory organization of FALCON-E processor?
38 / 50
Motorola MC68000 is an example of ---------microprocessor.
39 / 50
Which one of the following register holds the instruction that is being executed?
40 / 50
which type of instructions help in changing the flow of the program as and when required?
41 / 50
_____________all memory systems are dumb, in that they respond to only two commands: read or write
42 / 50
What is the working of Processor Status Word (PSW)?
43 / 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:
44 / 50
How can we refer to an instruction register (IR), of 16 bits (numbered 0 to 15) using RTL?
45 / 50
-------------- performs the data operations as commanded by the program instructions.
46 / 50
The instruction ___________ will load the register R3 with the contenets of the m\emory location M [PC+56]
47 / 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?
48 / 50
49 / 50
The data movement instructions ___________ data within the machine and to or from input/output devices.
50 / 50
Which one of the following portions of an instruction represents the operation to be performed?
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