Description : IR stands for: a. Intel register b. In counter register c. Index register d. Instruction register
Last Answer : d. Instruction register
Description : Name of typical dedicated register is: a. PC b. IR c. SP d. All of these
Last Answer : d. All of these
Description : CD-ROM a. Is a `semiconductor memory b. Memory register c. Magnetic memory d. None of the above
Last Answer : d. None of the above
Description : Which of the following items are examples of storage devices? a. Floppy / hard disks b. CD-ROMs c. Tape devices d. All of the above
Last Answer : d. All of the above
Description : The instructions for starting the computer are house on a. Random access memory b. CD-Rom c. Read only memory chip
Last Answer : c. Read only memory chip
Description : What is the latest write-once optical storage media? a. Digital paper b. Magneto-optical disk c. WORM disk d. CD-ROM disk
Last Answer : d. CD-ROM disk
Description : CD-ROM is a a. Semiconductor memory b. Memory register c. Magnetic memory d. None of above
Last Answer : d. None of above
Description : CD-ROM stands for a. Compactable Read Only Memory b. Compact Data Read Only Memory c. Compactable Disk Read Only Memory d. Compact Disk Read Only Memory
Last Answer : d. Compact Disk Read Only Memory
Description : ____is used to control the cache with two new control bits not present in the 80386 microprocessor. What are the bits used to control the 8K byte cache? a) CR0, CD, NW b) CR0, NW, PWT c) Control Register Zero, PWT, PCD d) none
Last Answer : d) none
Description : The upper red arrow show that CPU sends out the control signals____ and _____ indicate the data is read from the memory: a. Memory request b. Read c. Both A and B d. None of these
Last Answer : c. Both A and B
Description : The status register is also called the____: a. Condition code register b. Flag register c. A and B d. None of these
Last Answer : c. A and B
Description : If ______ and ________ connections are made so that an error condition in 8087 can interrupt to the processor. a) BHE, RQ/GT1 b) BUSY, TEST c) INT, NMI d) RQ/GT0, RQ/GT1
Last Answer : c) INT, NMI
Description : Ozone saves the biosphere by absorbing high energy radiations called _____ . (1) Infra-red (IR) (2) Gamma rays (3) Ultraviolet rays (UV) (4) X–rays
Last Answer : Ultraviolet rays (UV)
Description : Pentium Pro can address _____ of memory: a. 4 GB b. 128 GB c. 256 GB d. 512 GB
Last Answer : a. 4 GB
Description : Motorola introduced _____ processor: a. 2 bit-RISC b. 4 bit-RISC c. 8 bit-RISC d. 32 bit-RISC
Last Answer : d. 32 bit-RISC
Description : The organization of I/O devices create a difference between _____: a. Digital computer b. Micro computer c. A and B d. None of these
Description : Microprocessor is the _____ of computer: a. Hand b. Heart c. Brain d. Leg
Last Answer : c. Brain
Description : Because we wish to allow each ASCII code to occupy one location in memory, most memories are _____ addressable. a. BYTE b. NIBBLE c. WORD (16 bits) d. DOUBLEWORD (32 bits)
Last Answer : a. BYTE
Description : When CS _____ the chip is not selected at all hence D7 to D0 are driven to high impedance state: a. High b. Low c. Medium d. Stand by
Last Answer : a. High
Description : The processor 80386/80486 and the Pentium processor uses _____ bits address bus: a. 16 b. 32 c. 36 d. 64
Last Answer : b. 32
Description : _____ a subsystem that transfer data between computer components inside a computer or between computer: a. Chip b. Register c. Processor d. Bus
Last Answer : d. Bus
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
Description : Segmentation unit allows segments of _____ size at maximum. a) 4Gbytes b) 6Mbytes c) 4Mbytes d) 6Gbytes
Last Answer : a) 4Gbytes
Description : Interfacing LCD with 89C51 _____ data lines are used along with the _____ signals. a) 6, RS, RW b) 5, RW, EN c) 8, RS, EN, RW d) 9, RS, EN, RW
Last Answer : a) 6, RS, RW
Description : In modes 2 and 3, if _____ bit of SCON bit is set will causes enable multiprocessor communication and is of ____ bit address. a) SM1, 9EH b) TB8 , 9CH c) SM2 , 9DH d) SM0, 9FH
Last Answer : c) SM2 , 9DH
Description : 8096 write-protected mode, no code can write to memory address between __. a) 2020 to 3FFFH b) 8000 to FFFFH c) 2000 to 3FFFH d) 2020 to 202FH 17. If the __ pin is ___ , then we have the option ... b) EA, low, internal, external c) EA, high, external, internal d) EA, low, external, internal
Last Answer : c) EA, high, external, internal
Description : In 8087, _______ many register stack are there? And of _____ registers. These registers are used as _________ stack. a) 7, 40 bit, FIFO. b) 8, 60 bit, LILO. c) 8, 80 bit, LIFO d) 7, 80 bit, FILO.
Last Answer : b) 8, 60 bit, LILO.
Description : The 8279 normally provides a maximum of _____ seven segment display interface with CPU. a) 8 b) 16 c) 32 d) 18
Last Answer : a) 8
Description : If the __ pin is ___ , then we have the option of using the ____ ROM or EPROM together with _____ memory and devices. a) EA, high, internal, external b) EA, low, internal, external c) EA, high, external, internal d) EA, low, external, internal
Last Answer : a) EA, high, internal, external
Description : Both Infrared and Microwave bands are invisible to the human eye. Then how are IR and microwave images from remote sensing satellites printed? How do they substitute the wavelengths?
Last Answer : Both infrared and microwaves are part of the electromagnetic spectrum, which stretches from radio waves to gamma rays. each band of this spectrum corresponds to a small range of frequencies. Each ... levels) are finally printed on a computer screen as a picture or as a conventional photograph.
Description : IR stands for. a. Input representation b. Intermediate representation c. Both d. None
Last Answer : b. Intermediate representation
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
Description : Which is not the main architectural feature of Power PC: a. It is not based on RISC b. Superscalar implementation c. Both 32 & 64 Bit d. Paged Memory management architecture
Last Answer : a. It is not based on RISC
Description : Pentium Pro Processor contains: a. L1 Cache b. L2 Cache c. Both L1 & L2 d. None of these
Last Answer : c. Both L1 & L2
Description : CAD stands for: a. Computer aided drafting b. Compare aided drafting c. Both A and B d. None of these
Last Answer : a. Computer aided drafting
Description : Which Microprocessor producer continue successfully to create newer and improved version of the microprocessor: a. Intel b. Motorola c. Both A and B d. None of these
Description : MC6800 microprocessor was introduced by: a. Motorola corporation b. Fairchild c. Both A and B d. None of these
Last Answer : a. Motorola corporation
Description : Intel 8008 microprocessor’s upgraded version is: a. 8080 b. 4004 c. Both A and B d. None of these
Last Answer : a. 8080
Description : BCD stands for: a. Binary coded decimal b. Based coded decimal c. Both A and B d. None of these
Last Answer : a. Binary coded decimal
Description : MOSFET stands for? a. Metal-oxide-semiconductor field effect transistor b. Metal-oxide-semiconductor fan effort transistor c. Both A and B d. None of these
Last Answer : a. Metal-oxide-semiconductor field effect transistor
Description : Which is the microprocessor launch by Fairchild company: a. F-6 b. F-8 c. Both A and B d. None of these
Last Answer : b. F-8
Description : Ti is the time taken for the ith stage and there are n stages in the: a. Throughput b. Assembly line c. Both A and B d. None of these
Last Answer : b. Assembly line
Description : Who is the represents the fundamental process in the operation of the CPU: a. The fetch-execute cycle and pipelining b. The assembly c. Both A and B d. None of these
Last Answer : a. The fetch-execute cycle and pipelining
Description : How can we make computers work faster? a. The fetch-execute cycle and pipelining b. The assembly c. Both A and B d. None of these
Description : HMOS stands for: a. High performance metal oxide semiconductor b. High processor metal oxide semiconductor c. Both A and b d. None of these
Last Answer : a. High performance metal oxide semiconductor
Description : ____ Was more common year: a. CRT b. TTL c. Both A and B d. None of these
Last Answer : b. TTL
Description : PMOS stands for: a. P-channel metal-oxide-semiconductor b. P-channel memory –oxide-semiconductor c. Both A and B d. None of these
Last Answer : a. P-channel metal-oxide-semiconductor
Description : Which of the following memory medium is not used as main memory system? a. Magnetic core b. Semiconductor c. Magnetic tape d. Both a and b
Last Answer : c. Magnetic tape
Description : . A floppy disk contains a. Circular tracks only b. Sectors only c. Both circular tracks and sectors d. All of the above
Last Answer : c. Both circular tracks and sectors
Description : The two major types of computer chips are a. External memory chip b. Primary memory chip c. Microprocessor chip d. Both b and c
Last Answer : d. Both b and c