An instruction used to set the carry Flag in a computer can be classified as

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An instruction used to set the carry Flag in a computer can be classified as arithmetic.

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In an 8085 microprocessor, the instruction CMP B has been executed while the contentsof accumulator is less than that of register B. As a result carry flag and zero flag will berespectively (A) set, reset (B) reset, set (C) reset, reset (D) set, set

Description : In an 8085 microprocessor, the instruction CMP B has been executed while the contentsof accumulator is less than that of register B. As a result carry flag and zero flag will berespectively (A) set, reset (B) reset, set (C) reset, reset (D) set, set

Last Answer : (A) set, reset

The contents of Register (BL) and Register (AL) of 8085 microprocessor are 49H and 3AH respectively. The contents of AL, the status of carry flag (CF) and sign flag (SF) after executing 'SUB AL, BL' assembly language instruction, are (1) AL=0FH; CF=1; SF=1 (2) AL=F0H; CF=0; SF=0 (3) AL=F1H; CF=1; SF=1 (4) AL=1FH; CF=1; SF=1

Description : The contents of Register (BL) and Register (AL) of 8085 microprocessor are 49H and 3AH respectively. The contents of AL, the status of carry flag (CF) and sign flag (SF) after executing 'SUB AL, BL' assembly language instruction, are ( ... ; CF=0; SF=0 (3) AL=F1H; CF=1; SF=1 (4) AL=1FH; CF=1; SF=1

Last Answer : Answer: 3

Virtual Mode Flag bit can be set using ____ instruction or any task switch operation only in the _____ mode a) IRET, Virtual b) POPF, Real c) IRET, protected d) POPF, protected

Description : Virtual Mode Flag bit can be set using ____ instruction or any task switch operation only in the _____ mode a) IRET, Virtual b) POPF, Real c) IRET, protected d) POPF, protected

Last Answer : b) POPF, Real

In 8086 the overflow flag is set when a) The sum is more than 16 bits b) Signed numbers go out of their range after an arithmetic operation c) Carry and sign flags are set

Description : In 8086 the overflow flag is set when a) The sum is more than 16 bits b) Signed numbers go out of their range after an arithmetic operation c) Carry and sign flags are set

Last Answer : b) Signed numbers go out of their range after an arithmetic operation

Which of the following are 3 byte instruction set ?

Description : Which of the following are 3 byte instruction set ? (a) MV 1A, 32 H (b) JMP 2085 H (c) MOV C, A (d) ADD B 

Last Answer : JMP 2085 H is 3 byte instruction set

Which flag does not change by the execution of the instruction DCR B in 8085 microprocessor ?

Description : Which flag does not change by the execution of the instruction DCR B in 8085 microprocessor ?  (a) Parity (b) Carry (c) Zero (d) Sign

Last Answer : Which flag does not change by the execution of the instruction DCR B in 8085 microprocessor ?  (a) Parity (b) Carry (c) Zero (d) Sign

Teaching model is a way to Options: A) teach in a formal as well as informal way. B) Select such stimulus so that, the students may give expected feedback. C) Talk and think about instruction, which may contain facts in organized and classified manner. D) both (a) and ( b)

Description : Teaching model is a way to Options: A) teach in a formal as well as informal way. B) Select such stimulus so that, the students may give expected feedback. C) Talk and think about instruction, which may contain facts in organized and classified manner. D) both (a) and ( b)

Last Answer : D) both (a) and ( b) 

The instruction “ORBIT” from ATC means that the aircraft should: a. Carry out a go around b. Continue with 360 degree turns c. Carry out one 360 degree turn only d. Reverse the direction of the turn

Description : The instruction “ORBIT” from ATC means that the aircraft should: a. Carry out a go around b. Continue with 360 degree turns c. Carry out one 360 degree turn only d. Reverse the direction of the turn

Last Answer : c. Carry out one 360 degree turn only

The instruction “ORBIT” from ATC means that the aircraft should: a. Carry out a go around b. Continue with 360 degree turns c. Carry out one 360 degree turn only d. Reverse the direction of the turn

Description : The instruction “ORBIT” from ATC means that the aircraft should: a. Carry out a go around b. Continue with 360 degree turns c. Carry out one 360 degree turn only d. Reverse the direction of the turn

Last Answer : c. Carry out one 360 degree turn only

Which flag indicates the number of 1 bit that results from an operation? a) Zero b) Parity c) Auxiliary d) Carry

Description : Which flag indicates the number of 1 bit that results from an operation? a) Zero b) Parity c) Auxiliary d) Carry

Last Answer : Answer: b Explanation: The parity flag indicates the number of 1 bits in any operation. The resultant bit is called the parity bit. The main aim of the parity bit is to check for errors

Which are the flags of status register: a. Over flow flag b. Carry flag c. Half carry flag d. Zero flag e. Interrupt flag f. Negative flag g. All of these

Description : Which are the flags of status register: a. Over flow flag b. Carry flag c. Half carry flag d. Zero flag e. Interrupt flag f. Negative flag g. All of these

Last Answer : g. All of these

The CF is known as ________ A. carry flag B. condition flag C. common flag D. single flag

Description : The CF is known as ________ A. carry flag B. condition flag C. common flag D. single flag

Last Answer : The CF is known as carry flag

The Complement Accumulator (CMA) instruction of 8085 processor on execution affects...

Description : The Complement Accumulator (CMA) instruction of 8085 processor on execution affects a. Zero Flag b. Sign Flag c. Carry Flag d. None of the flags

Last Answer : B

Which instruction of 8051 microcontroller is used for reading data from code memory?

Description : Which instruction of 8051 microcontroller is used for reading data from code memory?  A) Mov B) MOVC C) MOVX D) XCH

Last Answer : Mov

In a generic microprocessor, instruction cycle time is

Last Answer : In a generic microprocessor, instruction cycle time is exactly the same as the machine cycle time.

Which type of advertising often carry an illustration of the product/service in the newspaper? a) Classified Advertising b) Local Advertising c) Display Advertising d) None

Description : Which type of advertising often carry an illustration of the product/service in the newspaper? a) Classified Advertising b) Local Advertising c) Display Advertising d) None

Last Answer : c) Display Advertising

CISC stands for _________ A. Compound Instruction Set Computer B. Complex Information Set Computer C. Compound Information Set Computer D. Complex Instruction Set Computer

Description : CISC stands for _________ A. Compound Instruction Set Computer B. Complex Information Set Computer C. Compound Information Set Computer D. Complex Instruction Set Computer

Last Answer : D. Complex Instruction Set Computer

RISC stands for________ A. Reverse Instruction Set Computer B. Reverse Information Set Computer C. Reduced Information Set Computer D. Reduced Instruction Set Computer

Description : RISC stands for________ A. Reverse Instruction Set Computer B. Reverse Information Set Computer C. Reduced Information Set Computer D. Reduced Instruction Set Computer

Last Answer : D. Reduced Instruction Set Computer

In data transfer manipulation designing as instruction set for a system isa complex_ a. Art b. System Cc. Computer d. None of these

Description : In data transfer manipulation designing as instruction set for a system isa complex_ a. Art b. System Cc. Computer d. None of these

Last Answer : a. Art

Find out the incorrect feature of Assembly language among following: a) It is also provided by the manufacturer b) One instruction for each computer operation c) Instruction codes are represented by mnemonics (a set of letters) and the code must be assembled into machine language for execution d) All of the Above e) None of These

Description : Find out the incorrect feature of Assembly language among following: a) It is also provided by the manufacturer b) One instruction for each computer operation c) Instruction codes are represented by mnemonics ... be assembled into machine language for execution d) All of the Above e) None of These

Last Answer : e) None of These

Computer programs are written in a high level programming language, however, the human readable version of a program is called a) cache b) instruction set c) source code d) word size

Description : Computer programs are written in a high level programming language, however, the human readable version of a program is called a) cache b) instruction set c) source code d) word size

Last Answer : c) source code

CISC stands for: a. Complex instruction set computer b. Camper instruct set of computer c. Compared instruction set computer d. None of these

Description : CISC stands for: a. Complex instruction set computer b. Camper instruct set of computer c. Compared instruction set computer d. None of these

Last Answer : a. Complex instruction set computer

RISC stands for: a. Reduced Instruction set computer b. Reduced Instruct set compare c. Reduced instruction stands computer d. All of these 107. DEC stands for:

Description : RISC stands for: a. Reduced Instruction set computer b. Reduced Instruct set compare c. Reduced instruction stands computer d. All of these 107. DEC stands for:

Last Answer : a. Reduced Instruction set computer

RISC stands for: a. Reduced Instruction Set Computer b. Reduced Intergraded Set Computer c. Resource Instruction Set Computer d. Resource Instruction System Computer

Description : RISC stands for: a. Reduced Instruction Set Computer b. Reduced Intergraded Set Computer c. Resource Instruction Set Computer d. Resource Instruction System Computer

Last Answer : a. Reduced Instruction Set Computer

CISC stands for: a. Complex Instruction System Computer b. Complex Instruction Set Car c. Complex Instruction Set Computer d. None of these

Description : CISC stands for: a. Complex Instruction System Computer b. Complex Instruction Set Car c. Complex Instruction Set Computer d. None of these

Last Answer : c. Complex Instruction Set Computer

200 MHz may be classified as

Last Answer : 200 MHz may be classified as VHF

The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits:

Description : The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits:  (1) Increase ripple delay (2) Add a 1 to complemented inputs (3) Reduce propagation delay (4) Determine sign and magnitude

Last Answer : The fast carry or look-ahead carry circuits found in most 4-bit parallel-adder circuits: Reduce propagation delay.

Each coded instruction in a set of instructions is called as…… a.Words b.Alphabet c.Numbers d.Format

Description : Each coded instruction in a set of instructions is called as…… a.Words b.Alphabet c.Numbers d.Format

Last Answer : a.Words

What is an instruction set ?

Description : What is an instruction set ?

Last Answer : An instruction set is a list of machine code instructions that allows the processor to perform a variety of tasks. Any instruction given in high label language is converted into machine code. And the processor executes the machine code. Examples of some instructions like ADD, SUB, DIV, OUT, CLR etc.

Which CPU's have the SSE4 instruction set?

Description : Which CPU's have the SSE4 instruction set?

Last Answer : Planned x86 processors will have the SSE4 instruction set.

A set of microinstructions for a single machine instruction is called ___________ a) Program b) Command c) Micro program d) Micro command

Description : A set of microinstructions for a single machine instruction is called ___________ a) Program b) Command c) Micro program d) Micro command

Last Answer : Answer: c Explanation: For every micro-operation, a set of microinstructions are written which indicate the control signals to be activated. A set of microinstructions is a micro program. The address of the next microinstruction is given by a Microprogram counter

_________ is a group of commands for a CPU in machine language. A. Information Set B. Instruction Set C. Buffer D. None of the Above

Description : _________ is a group of commands for a CPU in machine language. A. Information Set B. Instruction Set C. Buffer D. None of the Above

Last Answer : B. Instruction Set

ISP stands for______ (A) Instruction Standard Processing (B) Instruction Standard Processor (C) Information Set Processing (D) Instruction Set Processor

Description : ISP stands for______ (A) Instruction Standard Processing (B) Instruction Standard Processor (C) Information Set Processing (D) Instruction Set Processor

Last Answer : (D) Instruction Set Processor

How many operations are there in the instruction set of 8085 microprocessor?

Description : How many operations are there in the instruction set of 8085 microprocessor?

Last Answer : There are 74 operations in the 8085 microprocessor.

The complete set of op-codes for a particular microprocessor defines the_ set for that processor: a. Code b. Function c. Module d. Instruction

Description : The complete set of op-codes for a particular microprocessor defines the_ set for that processor: a. Code b. Function c. Module d. Instruction

Last Answer : d. Instruction

__is divided into a number of fields and is represented as a sequence of bits: a. instruction b. — instruction set c. instruction code d. parity code

Description : __is divided into a number of fields and is represented as a sequence of bits: a. instruction b. — instruction set c. instruction code d. parity code

Last Answer : a. instruction

Each instruction is executed by set of micro operations termed as. a. Micro instructions b. Mini instructions c. Botha &b d. None of these

Description : Each instruction is executed by set of micro operations termed as. a. Micro instructions b. Mini instructions c. Botha &b d. None of these

Last Answer : a. Micro instructions

One of use of microprogramming to implement _ ____ of processor in Intel 80x86 and Motorola 680x0 processors whose instruction set are evolved from 360 original. a. Control structure b. Without control c. Control unit d. Only control

Description : One of use of microprogramming to implement _ ____ of processor in Intel 80x86 and Motorola 680x0 processors whose instruction set are evolved from 360 original. a. Control structure b. Without control c. Control unit d. Only control

Last Answer : c. Control unit

The length of instruction set depends on: a. Data size b. Memory size c. Both d. None

Description : The length of instruction set depends on: a. Data size b. Memory size c. Both d. None

Last Answer : b. Memory size

In length instruction some programs wants a complex instruction set containing more instruction, more addressing modes and greater address rang, as in case of a. RISC b. CISC c. Both d. None

Description : In length instruction some programs wants a complex instruction set containing more instruction, more addressing modes and greater address rang, as in case of a. RISC b. CISC c. Both d. None

Last Answer : b. CISC

In length instruction other programs on the other hand, want a small and fixed-size instruction set that contains only a limited number of opcodes, as in case of a. RISC b CISC c. Both d. None

Description : In length instruction other programs on the other hand, want a small and fixed-size instruction set that contains only a limited number of opcodes, as in case of a. RISC b CISC c. Both d. None

Last Answer : a. RISC

The instruction set can have variable-length instruction format primarily due to: a. Varying number of operands b. Varying length of opcodes in some CPU ce. Both d. None

Description : The instruction set can have variable-length instruction format primarily due to: a. Varying number of operands b. Varying length of opcodes in some CPU ce. Both d. None

Last Answer : ce. Both

In program control the instruction is set for the statement in a: a. Parallel b. Sequence c. Both d. None

Description : In program control the instruction is set for the statement in a: a. Parallel b. Sequence c. Both d. None

Last Answer : b. Sequence

The simultaneous execution of two or more instructions is called- 1) Sequential Access 2) Reduced Instruction set computing 3) Multiprocessing 4) None of these

Description : The simultaneous execution of two or more instructions is called- 1) Sequential Access 2) Reduced Instruction set computing 3) Multiprocessing 4) None of these

Last Answer : 3) Multiprocessing

The.... controls a client computer's resources. 1) Application program 2) Instruction set 3) Operating System 4) Server application

Description : The.... controls a client computer's resources. 1) Application program 2) Instruction set 3) Operating System 4) Server application

Last Answer : 4) Server application

The.... controls a client computer's resources. 1 Application program 2 Instruction set 3 Operating System 4 Server application

Description : The.... controls a client computer's resources. 1 Application program 2 Instruction set 3 Operating System 4 Server application

Last Answer : 4 Server application

ISA stands for: a. Instruct set area b. Instruction set architecture c. Both a and b d. None of these

Description : ISA stands for: a. Instruct set area b. Instruction set architecture c. Both a and b d. None of these

Last Answer : b. Instruction set architecture

8253, 8257 c) 8257,8251 d)8251,825721.Consider the following set of 8085 instruction.MVI A,82HORA AJP DSPLYXRA ADSPLY:OUT PORT1HLT.The output at PORT1 isa) 00H b) FFH c) 92H d) 11H

Description : 8253, 8257 c) 8257,8251 d)8251,825721.Consider the following set of 8085 instruction.MVI A,82HORA AJP DSPLYXRA ADSPLY:OUT PORT1HLT.The output at PORT1 isa) 00H b) FFH c) 92H d) 11H

Last Answer : a) 00H

Which of the following instruction is used to set bit port directly? a) SET P1.0 b) MOV P1.0, bit c) SETB P1.0 d) JB P1.0, bit

Description : Which of the following instruction is used to set bit port directly? a) SET P1.0 b) MOV P1.0, bit c) SETB P1.0 d) JB P1.0, bit

Last Answer : JB P1.0, bit

A set of instruction compiled into a program that perform a particular task is known as: A. Hardware. B.CPU C. Motherboard D. Software

Description : A set of instruction compiled into a program that perform a particular task is known as: A. Hardware. B.CPU C. Motherboard D. Software

Last Answer : D. Software