Description : ___________ acts as the nerve centre that sends control signal to all other units. -Technology
Last Answer : Control Unitacts as the nerve centre that sends control signal to all other units.
Description : Which unit is known as nerve center of computer? A) ALU B) CU C) Memory D) Registers
Last Answer : Answer : A
Description : The Headquarters of MCF (Master Control Facility) – the nerve centre of the entire space craft operations-in India is at (1) Hyderabad– Andhra Pradesh (2) Thumba – Kerala (3) Sriharikota – Andhra Pradesh (4) Hassan – Karnataka
Last Answer : Hassan – Karnataka
Description : …… memory is used to store large amount of information permanently. (a) RAM (b) ROM (c) Secondary (d) Primary -Technology
Last Answer : (c) Secondary memory is used to store large amount of information permanently.
Description : The largest unit of memory is (a) Terabyte (b) Petabyte (b) Exabyte (d) Geopbyte -Technology
Last Answer : (d) Geopbyte is the highest memory measurement unit. It is equal to 1024 Brontobyte, (nearly 2,on bytes).
Description : Front office is also called nerve centre,why?
Last Answer : at home customer services
Description : In CPU, control unit performs the actual processing on the data. -Technology
Last Answer : FalseIn CPU, control unit does not perform am actual processing instead it controls and guides the operations like a supervisor.
Description : The hardware in which data may be stored for a computer system is called ________ A. Registers B. Bus C. Control Unit D. Memory
Last Answer : D. Memory
Description : The respiratory centre which regulates respiration is located in (a) cerebellum (b) medulla oblongata (c) cerebral peduncle (d) the vagus nerve.
Last Answer : b) medulla oblongata
Description : Rapid intravenous injection of clonidine causes rise in BP due to: A. Stimulation of vasomotor centre B. Release of noradrenaline from adrenergic nerve endings C. Agonistic action on vascular α2 adrenergic receptors D. Cardiac stimulation
Last Answer : C. Agonistic action on vascular α2 adrenergic receptors
Description : Initial bradycardia caused by intramuscular injection of atropine is believed to be caused by: A. Stimulation of medullary vagal centre B. Stimulation of vagal ganglia C. Blockade of M2 receptors on SA nodal cells D. Blockade of muscarinic autoreceptors on vagal nerve endings
Last Answer : D. Blockade of muscarinic autoreceptors on vagal nerve endings
Description : The computer memory relates to many devices and components. (i) What do you mean by memory? -Technology
Last Answer : (i) Computer memory enables a person to retain the information that is stored on the computer.(ii) Computer has basically two types of memory as follows:Internal memory Main memory units (RAM and ROM) and cache memory. External memory Secondary memory.
Description : Computer memory is divided into ……… and ……. memory. -Technology
Last Answer : Computer memory is divided into primaryand secondarymemory.
Description : The ALU of a computer responds to the commands coming from A) Primary memory B) Control section C) External memory D) Cache memory
Last Answer : Answer : B
Description : The ALU of a computer responds to the commands coming from a. Primary memory b. Control section c. External memory d. Cache memory
Last Answer : Control section
Last Answer : b. Control section
Description : Which is an integral part of any microcomputer system and its primary purpose is to hold program and data: a. Memory unit b. Register unit c. A and B d. None of these
Last Answer : a. Memory unit
Description : The brain of any computer system is A) ALU B) Memory C) CPU D) Control unit
Last Answer : Answer : C
Description : The brain of any computer system is a. ALU b. Memory c. CPU d. Control unit
Last Answer : c. CPU
Description : Some of the disadvantages in treating the IT department as a profit centre include all the following except: -Technology
Last Answer : This answer was deleted by our moderators...
Description : The memory unit that communicates directly with the CPU is called ________ A. Secondary or Auxiliary Memory B. Primary or Main Memory C. Both (A) and (B) D. None of the Above
Last Answer : B. Primary or Main Memory
Description : Which software takes control of computer system on startup? (a) Compiler (b) Operating system (c) Application software (d) All of these -Technology
Last Answer : (b) Operating system takes control of computer system on startup.
Description : Central Processing Unit (CPU) of a computer consists of: a) Control and arithmetic logic unit and primary storage b) Control, clock and ROM c) Control, clock and RAM d) Control, ALU, RAM and ROM
Last Answer : Ans: A
Description : An operating system manages (a) memory (b) processor (c) disk and I/O devices (d) All of these -Technology
Last Answer : (d) An operating system manages disk and I/O devices as it is responsible for input from keyboard, mouse etc. It also manages the computer memory, so that each process can run most effectively.
Description : Which of the following is not a function of an operating system? (a) File management (b) Memory management -Technology
Last Answer : (d) Database management is not a function of an operating system.
Description : CPU time, memory space are the examples of system resources. -Technology
Last Answer : TrueSystem resources include many resources such as CPU time, memory space, I/O address, DMA channel to alert the need of hardware and software.
Description : Which of the following is not a component of a production system? a.Control System b.Associative Memory c.Primary Memory d.Secondary Memory
Last Answer : b.Associative Memory
Description : Which unit holds data permanently? A) Input unit B) Secondary storage unit C) Output Unit D) Primary Memory Unit
Description : Which unit holds data temporarily? A) Input unit B) Secondary storage unit C) Output Unit D) Primary Memory Unit
Last Answer : Answer : D
Description : Which of the following is like a heart of operating system? (a) Kernel (b) Thread (c) Process -Technology
Last Answer : (a) Kernel is like heart of operating system which plays a vital role in modern OS.
Description : Which unit acts as the brain of the computer which control other peripherals and interfaces: a. Memory unit b. Cache unit c. Timing and control unit d. None of these
Last Answer : c. Timing and control unit
Description : Which of the following is the storage area whit in the computer itself which Holds data only Temporarily as the computer processes instructions? 1) The Hard Disk 2) Main Memory 3) The Control unit 4) Read Only Memory
Last Answer : 4) Read Only Memory
Description : All of the logic and mathematical calculations done by the computer happen in/on the - 1) Central processing unit 2) Mother board 3) Memory 4) Central control unit
Last Answer : 1) Central processing unit
Description : All of the logic and mathematical calculations done by the computer happen in/on the - 1 Central processing unit 2 Mother board 3 Memory 4 Central control unit
Last Answer : 1 Central processing unit
Description : Which component is mainly responsible for doing calculation in computer ? (1) Random access memory (2) Control unit (3) Arithmetic logic unit (4) Hard disk
Last Answer : ALU (Arithmetic logic unit)
Description : The candidate key, which is not used as primary key is called ………….. key. -Technology
Last Answer : The candidate key, which is not used as primary key is calledalternate key.
Description : Which of the following statement(s) is/are true concerning the neuroendocrine responses to shock? a. Sympathetic nerve endings release epinephrine which is responsible for greater than 80% ... injury and sepsis d. The renin-angiotensin axis further augments the sympathetic-mediated vasoconstriction
Last Answer : Answer: c, d The neuroendocrine response to shock attempts to achieve restoration of effective blood volume, mobilization of metabolic substrates, and maintenance of central ... . Angiotensin II is an extremely effective vasoconstrictor that further augments sympathetic-mediated vasoconstriction
Description : In the autonomic regulation of blood pressure (a) Cardiac output is maintained constant at the expense of other hemodynamic variables (b) Elevation of blood pressure results in elevated ... the sensitivity of the sensory baroreceptor nerve endings might cause an increase in sympathetic discharge
Last Answer : Ans: D
Description : The cotransmitter may serve the following function/ functions: A. Regulate the release of the primary transmitter from the nerve ending B. Alter postjunctional action of the primary transmitter C. Itself act as an alternative transmitter D. All of the above
Last Answer : D. All of the above
Description : In complete third nerve paralysis the direction of the affected eye in the primary position is: a. Inward b. Outward c. Outward and up d. Outward and down
Last Answer : ANSWER: D
Description : Assertion `:` If all external nerve supplies to a human heart are cut there will be no effect on the heart beat. Reason `:` Human heart is a myogenic
Last Answer : Assertion `:` If all external nerve supplies to a human heart are cut there will be no effect on ... False. D. If both Assertion & Reason are false.
Description : If parasympathetic nerve of the rabbit is cut then heart beat
Last Answer : If parasympathetic nerve of the rabbit is cut then heart beat A. Unaffected B. Decreases C. Increases D. Stop
Description : Heart beat is controlled by which cranical nerve `:-`
Last Answer : Heart beat is controlled by which cranical nerve `:-` A. `X^(th)` B. `IX^(th)` C. `III^(rd)` D. `V^(th)`
Description : Diploid cell in human, where cell division does not occur :- (a) Heart cell (b) Muscle cell ( c ) Nerve cell
Last Answer : Diploid cell in human, where cell division does not occur :- (a) Heart cell (b) Muscle cell ( c ) Nerve cell A. ... b and c C. a and c D. a, b and c
Description : Drugs that block the a receptor on effector cells at adrenergic nerve endings (a) Antagonize the effects of isoproterenol on the heart rate (b) Antagonize some of the effects of epinephrine on ... the effects of epinephrine on adenylyl cyclase (d) Cause mydriasis (e) Decreases blood glucose levels
Last Answer : Ans: B