Description : The word length of a computer is measured in A) Bytes B) Millimeters C) Meters D) Bits
Last Answer : Answer : D
Description : The word length of a computer is measured in a. Bytes b. Millimeters c. Meters d. Bits
Last Answer : d. Bits
Description : a computer which CPU speed around 100 million instruction per second and with the word length of around 64 bits is known as a. Super computer b. Mini computer c. Micro computer d. Macro computer
Last Answer : a. Super computer
Description : The Width of a processor’s data path is measured in bits. Which of the following are common data paths? a. 8 bits b. 12 bits c. 16 bits d. 32 bits
Last Answer : a. 8 bits
Description : Speed of processor chip is measured in (1) Mbps (2) MHz (2) Bits/second (4) Bytes/second
Last Answer : MHz
Description : Most bacterial cells are measured using what metric system of length? a. Millimeters (mm) b. Micrometers (µm) c. Nanometers (nm) d. Centimeters (cm)
Last Answer : b. Micrometers (µm)
Description : Can you tell what passes into and out from the computer via its ports? a. Data b. Bytes c. Graphics d. Pictures
Last Answer : a. Data
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 ascending order or a data Hierarchy is a. bit - bytes - fields - record - file - database b. bit - bytes - record - field - file - database c. bytes - bit- field - record - file - database d. bytes -bit - record - field - file - database
Last Answer : a. bit - bytes - fields - record - file - database
Description : The term gigabyte refers to a. 1024 bytes b. 1024 kilobytes c. 1024 megabytes d. 1024 gigabyte
Last Answer : c. 1024 megabytes
Description : Which of the following is true? a. Fields are composed of bytes b. Records are composed of fields c. Fields are composed of characters d. All of above
Last Answer : d. All of above
Description : Which statement is valid? a. 1KB = 1024 bytes b. 1 MB=2048 bytes c. 1 MB = 1000 kilobytes d. 1 KB = 1000 bytes
Last Answer : a. 1KB = 1024 bytes
Description : If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be a. 216 b. 65,536 c. 64K d. Any of the above
Last Answer : b. 65,536
Description : A collection of 8 bits is called a. byte b. word c. record
Last Answer : a. byte
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 : Consider a source computer(S) transmitting a file of size 106 bits to a destination computer (D)over a network of two routers (R1 and R2) and three links(L1, L2, and L3). L1connects S to R1; L2 connects R1 to ... file from S to D? a. 1005 ms b. 1010 ms c. 3000 ms d. 3003 ms Answer: Option(a)
Last Answer : a. 1005 ms
Description : How many millimeters are in .5 meters?
Last Answer : 500
Description : What is a disk of matter that circles a planet and consist of numerous particles in orbit that range in size from a few millimeters to several hundred meters?
Last Answer : Planetary ring
Description : What is ten meters times ten meters times sixty millimeters in volume?
Last Answer : 6 cubic meters
Description : What measure is the best estimate for the average height of a middle school students 1.5 meters 1.5 centimeters 1.5 kilometers 1.5 millimeters?
Last Answer : 1.5 centimeters
Description : X-rays can penetrate several ____ into a solid matter. a) millimeters b) meters c) centimeters d) kilometers
Last Answer : c) centimeters
Description : What is the wavelength in millimeters of a sound wave whose frequency is 35 KILOHERTZ. Assume the speed of sound is 350 METERS PER SECOND? w) 100 millimeters x) 1,000 millimeters y) 10 millimeters z) 1/10 millimeters
Last Answer : ANSWER: Y -- 10 MILLIMETERS
Description : The tectonic plates on which India and the adjacen portion of Asia ride are colliding at a rate of: w) 1-10 millimeters per year x) 1-10 centimeters per year y) 1-10 meters per year z) 1-10 decimeters per year
Last Answer : ANSWER: X -- 1-10 CENTIMETERS PER YEAR
Description : A memory unit stores 2^16 bytes in 32-bit words. How many address bits are necessary in order to retrieve a single word from this memory unit?
Last Answer : Each word is 4 bytes, which occupies 4 consecutive addresses at 16 bits each. The first 14 bits of these addresses will be the same, differing only in the two least significant bits. You only need to specify the first 14 bits, because there are only 2^14 words occupying those 2^16 bytes.
Description : The message in pub/sub is an opaque blob of ________ a) Bits b) Bytes c) Word d) Nibble
Last Answer : Bytes
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 : If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory) a. doubles b. remains unchanged c. halves d. increases by 2^(address bits)/addressability
Last Answer : c. halves
Description : A structure that stores a number of bits taken "together as a unit" is a a. gate b. mux c. decoder d. register
Last Answer : d. register
Description : For a memory with a 16-bit address space, the addressability is a. 16 bits b. 8 bits c. 2^16 bits d. Cannot be determined
Last Answer : d. Cannot be determined
Description : Serial port interrupt is generated, if ____ bits are seta) IE b) RI, IE c) IP, TI d) RI, TI
Last Answer : d) RI, TI
Description : The original ASCII code used…bits of each byte, reserving that last bit for error checking a. 5 b. 6 c. 7 d. 8
Last Answer : c. 7
Description : the storage capacity of a disk system depends on the bits per inch of track and the tracks per inch of a. Cylinder b. Hum c. Cluster d. Surface
Last Answer : d. Surface
Description : A byte consists of a. One bit b. Four bits c. Eight bits d. Sixteen bits
Last Answer : c. Eight bits
Description : Storage capacity of magnetic disk depends on a. tracks per inch of surface b. bits per inch of tracks c. disk pack in disk surface d. All of above
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 : ____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 : Serial port interrupt is generated, if ____ bits are set a) IE b) RI, IE c) IP, TI d) RI, TI
Last Answer : a) IE
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
Last Answer : 8 bits = 1 byte.
Description : One megabyte equals approximately 1) 1,000 bits 2) 1,000 bytes 3) 1 million bytes 4) 1 million bits 5) 2,000 bytes
Last Answer : Answer :3
Description : Which of the following are the best units of data on an external storage device? A) Bits B) Bytes C) Hertz D) Clock cycles
Last Answer : Answer : B
Description : Voltage signal generated by a microphone is A. digital in nature B. analogue in nature C. consists of bits and bytes D. hybrid in nature
Last Answer : analogue in nature
Description : A binary number with 8 bits is called asa___ a. Bytes b. Bits c. Nibble d. __ Allof these
Last Answer : a. Bytes
Description : What is the commonly used unit for measuring the speed of data transmission? A) Bytes per second B) Baud C) Bits per second D) Both B and C
Last Answer : B) Baud
Description : The network layer is concerned with __________ of data. a. bits b. frames c. packets d. bytes
Last Answer : c. packets
Description : How many bytes of data can be sent in 15 seconds over a serial link with baud rate of 9600 in asynchronous mode with odd parity and two stop bits in the frame? a. 10,000 bytes b. 12,000 bytes c. 15,000 bytes d. 27,000 bytes
Last Answer : b. 12,000 bytes
Description : A sender uses the Stop-and-Wait ARQ protocol for reliable transmission of frames. Frames are of size 1000 bytes and the transmission rate at the sender is 80 Kbps (1Kbps = 1000 bits/second). Size of ... is lost, the sender throughput is __________ bytes/second. a. 2500 b. 2000 c. 1500 d. 500
Last Answer : a. 2500
Description : Consider a CSMA/CD network that transmits data at a rate of 100 Mbps (108 bits per second) over a 1 km (kilometre) cable with no repeaters. If the minimum frame size required for this network is 1250 bytes, what is the signal speed (km/sec) in the cable? a. 8000 b. 10000 c. 16000 d. 20000
Last Answer : d. 20000