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In this post we have listed some important one-line Computer architecture questions based on arithmetic and logical unit, registers, microprocessors, memory unit, instruction format, cycle, read-only memory, motherboard, type of buses, etc.
Must go through these computer architecture questions answers for your competitive exam preparation.
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Q 31.
The operand is also called as _____ ?
Ans.
Data
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Q 32.
Which instruction set used to operate at higher speed ?
Ans.
RISC (Reduced Instruction Set Computing)
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Q 33.
What is the storage capacity of Blue Ray disk ?
Ans.
25 GB per layer space.
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Q 34.
What is the seek time of a hard drive ?
Ans.
Seek time is the time taken for a hard disk controller to find a specific piece of stored data in hard disk.
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Q 35.
What is the storage capacity of Floppy Disk ?
Ans.
1.44 MB
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Q 36.
On which type of memory, information can be changed by exposing to Ultra Vioilet light ?
Ans.
EPROM (Erasable Programmable ROM)
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Q 37.
What stands for EEPROM ?
Ans.
Electrically Erasable Programmable Read Only Momory.
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Q 38.
Which type of RAM is commonly used in Cache ?
Ans.
Static RAM
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Q 39.
What is the role of Direct Memory Access (DMA) ?
Ans.
Its transfer the data between memory and I/O device directly without the interrupt of CPU.
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Q 40.
The speed of a printer is normally calculated by ?
Ans.
Pages Per Minute (PPM)
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Q 41.
OCR (Optical Character Recognition) is used for ?
Ans.
To convert book and documents into electronic files.
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Q 42.
Plotter is which type of a device ?
Ans.
Output Device
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Q 43.
Which technology used in banking industry to facilitate the processing of cheques ?
Ans.
MICR (Magnetic Ink Character Recognition)
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Q 44.
You can have multiple PCI (Peripheral Component Interconnect) buses on the same computer, is it True or False ?
Ans.
True
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Q 45.
Secondary memory is also called ?
Ans.
Auxilary memory
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Q 46.
The control unit uses _____ inputs ?
Ans.
Clock
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Q 47.
Which register is used to storing data and for carrying out airthmatic and logic manipulations ?
Ans.
Accumulator.
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Q 48.
What is a Program Counter?
Ans.
A program counter is a register in a computer processor that contain the address of the CPU instruction being executed at the current time.
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Q 49.
What is microprogram ?
Ans.
The set of instructions indicating the primitive operations in a system.
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Q 50.
In which type of addressing mode, the operand is given explicitly in the instruction ?
Ans.
Immediate mode
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Q 51.
MOV and JMP are which type of instruction ?
Ans.
Program control instruction
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Q 52.
The addressing mode used in an instruction of the form ADD A, B is ?
Ans.
Absolute
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Q 53.
Which memory does not loose its content when power gets off ?
Ans.
Non-volatile
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Q 54.
Performance enhance when increase the RAM of a computer because ?
Ans.
Fewer page fault occur
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Q 55.
The speed of operations of Cache Memory used in computers is slower than that of ?
Ans.
Registers in CPU
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Q 56.
Flip Flop circuit store _______ of data ?
Ans.
One bit
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Q 57.
COBOL stands for ?
Ans.
Common business oriented language
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Q 58.
3rd generation computer is based on which technology ?
Ans.
Integrated Chip
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Q 59.
Transistors used in which generation in computer ?
Ans.
2nd Generation
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Q 60.
John Mauchly and J. Presper Eckert are the inventor of ?
Ans.
UNIAC (1947)
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