analogue in nature
Description : Minimum number of bits required to represent maximum value of given analogue signal with 0.1% accuracy is: a. 8 bits b. 9 bits c. 10 bits d. 12 bits
Last Answer : 10
Description : Unwanted signal that distorts a transmitted signal is called A. analogue B. noise C. digital D. tuning
Last Answer : noise
Description : Data in compact disc is stored in form of A. analogue signal B. digital signal C. noise D. colors
Last Answer : digital signal
Description : A hybrid computer A) Resembles digital computer B) Resembles analogue computer C) Resembles both a digital and analogue computer D) None of the above
Last Answer : Answer : C
Description : A memory management system has 64 pages with 512 bytes page size. Physical memory consists of 32 page frames. Number of bits required in logical and physical address are respectively: (1) 14 and 15 (2) 14 and 29 (3) 15 and 14 (4) 16 and 32
Last Answer : (3) 15 and 14
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
Description : Microphone is a device which transforms the – (1) sound signal into current signal (2) current signal into sound signal (3) sound signal into light signal (4) light signal into sound signal
Last Answer : (1) sound signal into current signal Explanation: Microphone is a device which transforms the sound signal Into current signal.
Description : Microphone is a device which transforms the (1) sound signal into current signal (2) current signal into sound signal (3) sound signal into light signal (4) light signal into sound signal
Last Answer : sound signal into current signal
Description : Bits can be sent over guided and unguided media as analog signal by ___________ a. digital modulation b. amplitude modulation c. frequency modulation d. phase modulation
Last Answer : a. digital modulation
Description : Adding bits to synchronize one digital signal to another is called: a. bit stuffing b. bit-synch c. SDH d. WDM
Last Answer : a. bit stuffing
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.
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 : The word length of a computer is measured in A) Bytes B) Millimeters C) Meters D) Bits
Last Answer : Answer : D
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 : 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 : The network layer encapsulates the data into _______of data. A. bits B. frames C. packets D. bytes
Last Answer : C. packets
Description : The network layer is concerned with __________ of data. a) bits b) frames c) packets d) bytes
Last Answer : c) packets
Description : 1 Kilobyte (KB) is _______: a) 1000 bits b) 1 Kilo KB c) Both (a) and (b) d) 1024 Bytes e) None of The Above
Last Answer : d) 1024 Bytes
Description : Which of the following are the best units of data on an external storage device? 1) Bits 2) Bytes 3) Hertz 4) Clock cycles
Last Answer : 2) Bytes
Description : The message in pub/sub is an opaque blob of ________ a) Bits b) Bytes c) Word d) Nibble
Last Answer : Bytes
Description : Which of the following are the best units of data on an external storage device? 1 Bits 2 Bytes 3 Hertz 4 Clock cycles
Last Answer : 2 Bytes
Description : The word length of a computer is measured in a. Bytes b. Millimeters c. Meters d. Bits
Last Answer : d. Bits
Description : What is the commonly used unit for measuring the speed of data transmission? A) Bytes per second B) Baud C) Bits per second
Description : The network layer is considered as the _______? A. Backbone B. packets C. Bytes D. bits
Last Answer : A. Backbone
Description : Data in network layer is transferred in the form of ____________ A. Layers B. Packets C. Bytes D. Bits
Last Answer : B. Packets
Description : Speed of processor chip is measured in (1) Mbps (2) MHz (2) Bits/second (4) Bytes/second
Last Answer : MHz
Description : Explain the difference between analogue and digital signals. -Technology
Last Answer : Analogue Signal- An analogue signal is any continuous signal. Varying quality of a signal represents changes in the process. Analogue is usually thought of in an electrical context; however, mechanical ... or icons, or continuous, such as sounds, images, and other measurements of continuous systems.
Description : In electronic circuits, DC voltages can be positive (+) or negative (-) when measured with respect to the _________. A. printed circuit board 'common' trace B. chassis, console frame or hull 'ground' C. analogue or digital circuitry 'common' bus D. all of the above
Last Answer : Answer: D
Description : In __________ transmission, a unique SYNC character is transmitted at the beginning of each message. A. asynchronous B. synchronous C. digital D. analogue
Last Answer : B. synchronous
Description : Digital meters are superior over analogue meters because (A) less expensive (B) output reading is binary in nature (C) output impedance is less (D) installation is easy as panel meters
Last Answer : Digital metres are superior over analogue metres because output reading is binary in nature and digital metres have various advantages over analogue metres in digital metres we can see the exact precise ... direction but if analogue meter rotate or move in any direction it may give error value
Description : Which is the fastest type of analogue to digital converter?
Last Answer : Flash converter is the fastest type of analogue to digital converter (ADC).
Description : A temperature instrumentation system for an engine room console consists of a resistance temperature detector (RTD), a measuring bridge circuit, and a meter (or alarm circuit).Which of the following ... is zero. D. The input voltage of the resistance bridge is the constant temperature signal.
Last Answer : Answer: C
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 : 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 : The virtual address generated by a CPU is 32 bits. The Translation Lookaside Buffer (TLB) can hold total 64 page table entries and a 4-way set associative (i.e. with 4- cache lines in the set). The page size is 4 KB. The minimum size of TLB tag is (A) 12 bits (B) 15 bits (C) 16 bits (D) 20 bits
Last Answer : (C) 16 bits Explanation: VirtualAddress = 32 bits PageSize = 4KB = 12 bits therefore : VPNTag = 20 bits, OffsetTag = 12 bits TLBEntryLength = VPNTag = 20 bits TotalTLBEntries = 64, 4-way implies ... therefore : TLBIndex = 4 bits TLBTag = TLBEntryLength - TLBIndex = 20 - 4 = 16 bits
Description : Consider a source with symbols A, B, C, D with probabilities 1/2, 1/4, 1/8, 1/8 respectively. What is the average number of bits per symbol for the Huffman code generated from above information? (A) 2 bits per symbol (B) 1.75 bits per symbol (C) 1.50 bits per symbol (D) 1.25 bits per symbol
Last Answer : (B) 1.75 bits per symbol
Description : Why does a H+ ion attacking a carbon-carbon double bond add to the carbon with the least number of substituents? (a) the reaction is resonance stabilized. (b) the hybrid geometry favors this ... tends to attack stable centers of negative charge. (d) a more stable carbonium ion is generated.
Last Answer : a more stable carbonium ion is generated.
Description : Bio-gas generated through anaerobic process mainly consists of a) only methane b) methane and ca
Last Answer : b) methane and carbon dioxide
Description : A byte consists of A) One bit B) Four bits C) Eight bits D) Sixteen bits
Description : A byte consists of a. One bit b. Four bits c. Eight bits d. Sixteen bits
Last Answer : Eight bits
Description : One byte consists of 1) four bits 2) one bit 3) ten bit 4) eight bits
Last Answer : 4) eight bits
Last Answer : c. Eight bits