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