Description : Which operation are done by increment or decrement the stack pointer: a. Push b. Pop ce. Both d. None
Last Answer : ce. Both
Description : In stack organization the insertion operation is known as : a. Pop b. Push c. Both d. None
Last Answer : b. Push
Description : In register stack items are removed from the stack by using the operation: a. Push b. Pop c. Both d. None
Last Answer : b. Pop
Description : Opcode is the machine instruction obtained from decoding instruction stored in. a. Stack pointer b. Address pointer Cc. Instruction register d. Incrementer
Last Answer : Cc. Instruction register
Description : The stack pointer is maintained in a : a. Data b. Register c. Address d. None of these
Last Answer : b. Register
Description : ___uses the stack to store return address of subroutine: a. CPU b. Microprocessor c. register d. memory
Last Answer : b. Microprocessor
Description : The _stack can be 4-word memory addressed by 2 bits from an up/down counter known as the stack pointer: a. FIFO b. PIPO c. SISO d. LIFO
Last Answer : d. LIFO
Description : In memory read the operation puts memory address on to a register known as : a. PC b. ALU ce. MAR d. — Allof these
Last Answer : ce. MAR
Description : When subroutine is called contents of program counter is location address of __ instruction following call instruction is stored on _ __and program execution is transferred to __ address. a. Non ... , Stack and Main program Cc. Executable, Queue and Subroutine d. Executable, Stack and Subroutine
Last Answer : d. Executable, Stack and Subroutine
Description : The instruction fetch operation is initiated by loading the contents of program counter into the and sends _ request to memory: a. Memory register and read b. Memory register and write c. Data register and read d. Address register and read
Last Answer : d. Address register and read
Description : Which operation puts memory address in memory address register and data in DR. a Memory read b. Memory write c Both d. None
Last Answer : b. Memory write
Description : A stack pointer is a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory. b. a register that decodes and executes 16-bit arithmetic expression. c. The first memory location where a subroutine address is stored. d. a register in which flag bits are stored
Last Answer : a. a 16-bit register in the microprocessor that indicate the beginning of the stack memory.
Description : SP stand for: a. Stack pointer b. Stack pop c. Stack push d. None of these
Last Answer : a. Stack pointer
Description : In register stack a stack can be a finite number of a Control word b. Memory word c Transfer word d. — Allof these
Last Answer : b. Memory word
Description : Which is the basic stack operation: a. PUSH b. POP c. BOTH A and B d. None of these
Last Answer : c. BOTH A and B
Description : Inserting an item into the stack when stack is not full is called …………. Operation and deletion of item form the stack, when stack is not empty is called ………..operation. A) push, pop B) pop, push
Last Answer : A) push, pop
Description : The instruction read from memory is then placed in the ___and contents of program counter is __ so that it contains the address of_ __ instruction in the program. a. Program counter, ... incremented and previous c. Instruction register, incremented and next d. Address register, decremented and next
Last Answer : c. Instruction register, incremented and next
Description : The register that includes the address of the memory unit is termed asthe _ a. MAR b PC Cc. IR d. None of these
Last Answer : a. MAR
Description : Addresses in control memory is made by for each register group: a. Address select logic b. Data select logic c. Control select logic d. All of these
Last Answer : a. Address select logic
Description : Various machine level components are: a. Address register > Program counter c Data register d. Accumulator register e. Memory of 2K,16 bits/word RAM f. Multiplexers g. Allof these
Last Answer : g. Allof these
Description : In post-indexing the contents of the address field are used to access a memory location containing a___ address: Immediate addressing Direct addressing Register addressing ao | None of these
Last Answer : Direct addressing
Description : By defining the _ __ register as last in first out stack the sequence can handle nested subroutines: a. S b. J ce. R d. T
Last Answer : ce. R
Description : In register stack a stack can be organized bya____——_—s number of register. a. Infinite number b. Finite number c. Both d. None
Last Answer : b. Finite number
Description : Which register holds the item that is to be written into the stack or read out of the stack: a. SR b. IR Cc. RR d DR
Last Answer : d DR
Description : In register stack the top item is read from the stack into: a. SR b. IR Cc. RR d. DR
Last Answer : d. DR
Description : The final addressing mode that we consider is a. Immediate addressing b. Direct addressing c. Register addressing d. Stack addressing
Last Answer : d. Stack addressing
Description : The stack pointer in the 8085 microprocessor is a: a) 16 bit register that points to stack memory locations b) 16 bit accumulator c) Memory location in the stack d) None of The Above
Last Answer : a) 16 bit register that points to stack memory locations
Description : When the RET instruction at the end of subroutine is executed, a. the information where the stack is iniatialized is transferred to the stack pointer b. the memory address of the RET instruction is ... two data bytes stored in the top two locations of the stack are transferred to the stack pointer
Last Answer : c. two data bytes stored in the top two locations of the stack are transferred to the program counter
Description : The extent nesting in subroutine is limited only by: a. Number of available Stack locations b. Number of available Addressing locations c. Number of available CPU locations d. Number of available Memory locations
Last Answer : a. Number of available Stack locations
Description : A stack in a digital computer isa partofthe_ ALU CPU a. b. c. Memory unit d None of these
Last Answer : c. Memory unit
Description : Abus organization for seven __ register: a. ALU b. RISC c. CPU d. MUX
Last Answer : c. CPU
Description : Which are the operation that a computer performs on data that put in register: a. Register transfer b. Arithmetic c. Logical d. Allof these
Last Answer : d. Allof these
Description : Arithmetic operation are carried by such micro operation on stored numeric data available in a. Register b. Data c. Both d. None
Last Answer : a. Register
Description : In arithmetic operation numbers of register and the circuits for addition at a. ALU b. MAR c. Both d. None
Last Answer : a. ALU
Description : Which operation are implemented using a binary counter or combinational circuit: a Register transfer b. Arithmetic c. Logical d. __ Allof these
Last Answer : b. Arithmetic
Description : Which operation are binary type, and are performed on bits string that is placed in register: a. Logical micro operation b. Arithmetic micro operation c. Both d. None
Last Answer : a. Logical micro operation
Description : A micro operation every bit of a register is a: a. Constant b. Variable c. Both d. None
Last Answer : b. Variable
Description : Register are assumed to use positive-edge-triggered _ a. Flip-flop b. Logics Cc. Circuit d. Operation
Last Answer : a. Flip-flop
Description : Which operation refer bitwise manipulation of contents of register: a. Logical micro operation b. Arithmetic micro operation c. Shift micro operation d. None of these
Description : five bits of OPR select one of the operation inthe __ in control register. a. CPU b. RISC ec ALU d. MUX
Last Answer : ec ALU
Description : Which control refers to the track of the address of instructions. a. Data control b. Register control c. Program control d. None of these
Last Answer : c. Program control
Description : The processor uses the stack to keep track of where the items are stored on it this by using the: a. Stack pointer register b. Queue pointer register c. Both a & b d. None of these
Last Answer : a. Stack pointer register
Description : What Is A Stack Pointer Register, Describe Briefly.?
Last Answer : Answer :The Stack pointer is a sixteen bit register used to point at the stack. In read write memory the locations at which temporary data and return addresses are stored is known as the stack. ... to avoid program crashes a program should always be written at one end and initialized at the other.
Description : Consider the following operations performed on a stack of size 5: Push(a); Pop(); Push(b); Push(c); Pop(); Push(d); Pop(); Pop(); Push(e); Which of the following statements is correct? (A) Underflow occurs (B) Stack operations are performed smoothly (C) Overflow occurs (D) None of the above
Last Answer : (B) Stack operations are performed smoothly
Description : The source/destination of operands can be the_ or one of the general-purpose register: a. Memory b. One c. both d. None of these
Last Answer : a. Memory
Description : In which transfer the computer register are indicated in capital letters for depicting its function. a. Memory transfer b. Register transfer c. Bus transfer d. None of these
Last Answer : b. Register transfer
Description : Before checking the program for errors in translating code into machine language the high level language code is loaded into __ a. Register b. Memory c. Data d. CPU
Last Answer : b. Memory
Description : A flag isa __ __that keep track of a changing condition during computer run: a. Memory b. Register c. Controller d. None of these
Last Answer : d. None of these
Description : The function of these microinstructions is to issue the micro orders to_ _ a. CPU b. Memory c. Register d. Accumulator
Last Answer : a. CPU
Description : Acontrol memory is__ stored in some area of memory: a. Control instraction b. Memory instruction c. Register instruction d. None of these
Last Answer : a. Control instraction