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This section includes 585 Mcqs, each offering curated multiple-choice questions to sharpen your Computer Organization knowledge and support exam preparation. Choose a topic below to get started.
551. |
IBM developed a bus standard for their line of computers ‘PC AT’ called ___ |
A. | IB bus |
B. | M-bus |
C. | ISA |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
552. |
The bus used to connect the monitor to the CPU is __ |
A. | PCI bus |
B. | SCSI bus |
C. | Memory bus |
D. | Rambus |
Answer» C. Memory bus | |
553. |
To extend the connectivity of the processor bus we use _ |
A. | PCI bus |
B. | SCSI bus |
C. | Controllers |
D. | Multiple bus |
Answer» B. SCSI bus | |
554. |
The registers,ALU and the interconnection between them are collectively called as _ |
A. | process route |
B. | information trail |
C. | information path |
D. | data path |
Answer» E. | |
555. |
___ are used to over come the difference in data transfer speeds of various devices. |
A. | Speed enhancing circuitory |
B. | Bridge circuits |
C. | Multiple Buses |
D. | Buffer registers |
Answer» E. | |
556. |
The main virtue for using single Bus structure is ____ |
A. | Fast data transfers |
B. | Cost effective connectivity and speed |
C. | Cost effective connectivity and ease of attaching peripheral devices |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
557. |
______ is used to store data in registers. |
A. | D flip flop |
B. | JK flip flop |
C. | RS flip flop |
D. | None of the mentioned |
Answer» B. JK flip flop | |
558. |
___ is used to choose between incrementing the PC or performing ALU operations. |
A. | Conditional codes |
B. | Multiplexer |
C. | Control unit |
D. | None of the mentioned |
Answer» C. Control unit | |
559. |
The internal Components of the processor are connected by ___ |
A. | Processor intra-connectivity circuitry |
B. | Processor bus |
C. | Memory bus |
D. | Rambus |
Answer» C. Memory bus | |
560. |
ISP stands for ___ |
A. | Instruction Set Processor |
B. | Information Standard Processing |
C. | Interchange Standard Protocol |
D. | Interrupt Service Procedure |
Answer» B. Information Standard Processing | |
561. |
The decoded instruction is stored in _____ |
A. | IR |
B. | PC |
C. | Registers |
D. | MDR |
Answer» B. PC | |
562. |
The time delay between two successive initiation of memory operation _ |
A. | Memory access time |
B. | Memory search time |
C. | Memory cycle time |
D. | Instruction delay |
Answer» D. Instruction delay | |
563. |
MFC stands for _________ |
A. | Memory Format Caches |
B. | Memory Function Complete |
C. | Memory Find Command |
D. | Mass Format Command |
Answer» C. Memory Find Command | |
564. |
_____ is generally used to increase the apparent size of physical memory. |
A. | Secondary memory |
B. | Virtual memory |
C. | Hard-disk |
D. | Disks |
Answer» C. Hard-disk | |
565. |
The I/O interface required to connect the I/O device to the bus consists of _ |
A. | Address decoder and registers |
B. | Control circuits |
C. | Address decoder, registers and Control circuits |
D. | Only Control circuits |
Answer» D. Only Control circuits | |
566. |
To reduce the memory access time we generally make use of __ |
A. | Heaps |
B. | Higher capacity RAM’s |
C. | SDRAM’s |
D. | Cache’s |
Answer» E. | |
567. |
____ bus structure is usually used to connect I/O devices. |
A. | Single bus |
B. | Multiple bus |
C. | Star bus |
D. | Rambus |
Answer» B. Multiple bus | |
568. |
The Input devices can send information to the processor. |
A. | When the SIN status flag is set |
B. | When the data arrives regardless of the SIN flag |
C. | Neither of the cases |
D. | Either of the cases |
Answer» B. When the data arrives regardless of the SIN flag | |
569. |
The small extremely fast, RAM’s are called as __ |
A. | Cache |
B. | Heaps |
C. | Accumulators |
D. | Stacks |
Answer» B. Heaps | |
570. |
_____ are numbers and encoded characters, generally used as operands. |
A. | Input |
B. | Data |
C. | Information |
D. | Stored Values |
Answer» C. Information | |
571. |
The ALU makes use of _______ to store the intermediate results. |
A. | Accumulators |
B. | Registers |
C. | Heap |
D. | Stack |
Answer» B. Registers | |
572. |
The control unit controls other units by generating __ |
A. | Control signals |
B. | Timing signals |
C. | Transfer signals |
D. | Command Signals |
Answer» C. Transfer signals | |
573. |
A source program is usually in _ |
A. | Assembly language |
B. | Machine level language |
C. | High-level language |
D. | Natural language |
Answer» D. Natural language | |
574. |
The 8-bit encoding format used to store data in a computer is _____ |
A. | ASCII |
B. | EBCDIC |
C. | ANCI |
D. | USCII |
Answer» C. ANCI | |
575. |
The ______ format is usually used to store data. |
A. | BCD |
B. | Decimal |
C. | Hecadecimal |
D. | Octal |
Answer» B. Decimal | |
576. |
THE_REGISTERS,_ALU_AND_THE_INTERCONNECTION_BETWEEN_THEM_ARE_COLLECTIVELY_CALLED_AS______?$ |
A. | process route |
B. | information trail |
C. | information path |
D. | data path |
Answer» E. | |
577. |
________is_used_to_store_data_in_registers.$ |
A. | D flip flop |
B. | JK flip flop |
C. | RS flip flop |
D. | None of the mentioned |
Answer» B. JK flip flop | |
578. |
______ is used to choose between incrementing the PC or performing ALU operations? |
A. | Conditional codes |
B. | Multiplexer |
C. | Control unit |
D. | None of the mentioned |
Answer» C. Control unit | |
579. |
The internal Components of the processor are connected by _______ |
A. | Processor intra-connectivity circuitry |
B. | Processor bus |
C. | Memory bus |
D. | Rambus |
Answer» C. Memory bus | |
580. |
ISP stands for _________ |
A. | Instruction Set Processor |
B. | Information Standard Processing |
C. | Interchange Standard Protocol |
D. | Interrupt Service Procedure |
Answer» B. Information Standard Processing | |
581. |
Which of the register/s of the processor is/are connected to Memory Bus? |
A. | PC |
B. | MAR |
C. | IR |
D. | Both PC and MAR |
Answer» C. IR | |
582. |
During the execution of a program which gets initialized first? |
A. | MDR |
B. | IR |
C. | PC |
D. | MAR |
Answer» D. MAR | |
583. |
Which registers can interact with the secondary storage? |
A. | MAR |
B. | PC |
C. | IR |
D. | R0 |
Answer» B. PC | |
584. |
The instruction -> Add LOCA, R0 does _______ |
A. | Adds the value of LOCA to R0 and stores in the temp register |
B. | Adds the value of R0 to the address of LOCA |
C. | Adds the values of both LOCA and R0 and stores it in R0 |
D. | Adds the value of LOCA with a value in accumulator and stores it in R0 |
Answer» D. Adds the value of LOCA with a value in accumulator and stores it in R0 | |
585. |
The decoded instruction is stored in ______ |
A. | IR |
B. | PC |
C. | Registers |
D. | MDR |
Answer» B. PC | |