Description : Which of the following file organization is most efficient for a file with a high degree of file activity? a. Sequential b. ISAM c. VSAM d. B-Tree Index
Last Answer : Sequential
Last Answer : a. Sequential
Description : The physical location of arecord isdetermined bya mathematical formula that transforms a file key into a record location in A. a tree file B. an indexed file C. a hashedfile D. a sequential file E. None of the above
Last Answer : a hashedfile
Description : The ability to find an individual item in a file immediately _____ is used. 1) File allocation table 2) Directory 3) Sequential access 4) Direct access 4 5) None of these
Last Answer : Answer :1
Description : The ability to find an individual item in a file immediately _____ is used: a) file allocation table b) directory c) sequential access d) direct access e) None of The Above
Last Answer : a) file allocation table
Description : The Method of file organisation in which data records in a file are arranged in a specified order according to a key field is known as the1 Direct access method 2) Queuing method 3) Predetermined method 4) Sequential method
Last Answer : 4) Sequential method
Description : Direct access of file is also known as (1) random access (2) relative access (3) file access (4) sequential access
Last Answer : random access
Description : What is the meaning of the name Isam ?
Last Answer : The Arabic name Isam means "connection" , " bond" , " promise".
Description : The ratio of settlement at any time 't' to the final settlement, is known as (A) Co-efficient of consolidation (B) Degree of consolidation (C) Consolidation index (D) Consolidation of undisturbed soil
Last Answer : (B) Degree of consolidation
Description : ………. contains data assisting day to day activities of the organization. A) Control database B) Operational database C) Strategic database D) Sequential database
Last Answer : B) Operational database
Description : What is the difference between a sequential file and a random file?
Last Answer : Ans: Sequential file access is the method employed in tape drives where the files are access in a sequential manner. So if you have to get a file in the end of the tape you have to start ... Disks and Optical drives, wherever the files is placed it will go to that particular place and retrieve it.
Description : Data store in a DFD represents. A) a sequential file B) a disk store C) a repository of data
Last Answer : C) a repository of data
Description : In the ………………… mode any record in the file can be accessed at random A) Sequential access B) Random access C) Standard access D) Source access
Last Answer : B) Random access
Description : Suicide Hackers are those _________ a) who break a system for some specific purpose with or without keeping in mind that they may suffer long term imprisonment due to their malicious activity ... digital footprints d) who are employed in an organization to do malicious activities on other firms
Last Answer : a) who break a system for some specific purpose with or without keeping in mind that they may suffer long term imprisonment due to their malicious activity
Description : ______ involves traversing the entire file system, marking everything that can be accessed. (1) Index pointer (2) Garbage collection (3) File system (4) Stack pointer
Last Answer : Garbage collection
Description : Storage that retains its data after the power is tuned off is referred to as 1) volatile storage 2) non-volatile storage 3) sequential storage 4) direct storage 5) None of these
Last Answer : Answer :2
Description : The two basic types of record access methods are: A) Sequential and random B) Sequential and indexed C) Direct and immediate D) Online and real time
Last Answer : Answer : A
Description : Magnetic disks are the most popular medium for A) Direct access B) Sequential access C) Both of above D) None of above
Last Answer : Answer : C
Description : Which access method is used to access cassette tape? A) Direct B) Sequential C) Both of the above D) None of the above
Last Answer : Answer : B
Description : Which of the following is not true for a magnetic disk? A) It is expensive relative to magnetic tape B) It provides only sequential access to stored data C) Users can easily update records by writing over the old data D) All of above
Description : An application suitable for sequential processing is A) Processing of grades B) Payroll processing C) Both a and b D) All of above
Last Answer : Answer : D
Description : The two kinds of main memory are: A) Primary and secondary B) Random and sequential C) ROM and RAM D) All of above
Description : Memories in which any location can be reached in a fixed amount of time after specifying its address is called ________ A. Sequential Access Memory B. Random Access Memory C. Quick Access Memory D. Mass storage
Last Answer : B. Random Access Memory
Description : ________ is the ability of a device to ‘jump’ directly to the requested data A. Sequential access B. Random access C. Quick access D. None of the Above
Last Answer : B. Random access
Description : Which of the Following is not true of immediate processing: a) It is often used in real time applications b) It can be used in an airline reservation system c) It can occur with either sequential or direct access files d) None of The Above
Last Answer : c) It can occur with either sequential or direct access files
Description : Hard Disks and Diskettes are: a) Direct Access Storage Devices b) Sequential Access Storage Devices c) Rarely used Microcomputers d) None of The Above
Last Answer : a) Direct Access Storage Devices
Description : Magnetic disk a medium known as 1) Serial access 2) Direct access 3) Sequential access 4) Sequential and rotational access
Last Answer : 2) Direct access
Description : The simultaneous execution of two or more instructions is called- 1) Sequential Access 2) Reduced Instruction set computing 3) Multiprocessing 4) None of these
Last Answer : 3) Multiprocessing
Description : Separate Read/Write heads are required in which of these memory access schemes. 1) Random Access 2) Sequential Access 3) Direct Access 4) None of these
Last Answer : 4) None of these
Description : Batch processing is also known as 1) serial 2) sequential 3) off line processing 4) all of above
Last Answer : 4) all of above
Description : Separate Read/Write heads are required in which of these memory access schemes. 1 Random Access 2 Sequential Access 3 Direct Access 4 None of these
Last Answer : 4 None of these
Description : Batch processing is also known as 1 serial 2 sequential 3 off line processing 4 all of above
Last Answer : 4 all of above
Description : Sequential step hackers use are: _ _ _ _. A. Maintaining Access. B. Reconnaissance C. Scanning. D. Gaining Access.
Last Answer : A. Maintaining Access.
Description : FAT stands for 1) File Accomdation Table 2) File Access Tape 3) File Allocation Table 4) File Activity Table
Last Answer : 3) File Allocation Table
Description : FAT stands for 1 File Accomdation Table 2 File Access Tape 3 File Allocation Table 4 File Activity Table
Last Answer : 3 File Allocation Table
Description : Dephosphorization of molten pig iron is favoured by (A) Oxidising and basic slag (B) Reducing and basic slag (C) High activity co-efficient of phosphorous in metal (D) Oxidising and neutral slag
Last Answer : Option B
Description : The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. (A) Kinematic viscosity (B) Work (C) Temperature (D) None of these
Last Answer : (D) None of these
Description : Departmentation by time is one of the oldest forms of departmentation, generally used at lower levels of the organization. Which of the following is not an advantage of departmentation ... results in improved coordination and communication (d) It results in a continuous cycle without interruption
Last Answer : (c) It mostly results in improved coordination and communication
Description : What is the proper organizational role of internal auditing? a. To serve as an independent, objective assurance and consulting activity that adds value to operations. b. To assist the external auditor in ... . d. To serve as the investigative arm of the audit committee of the board of directors
Last Answer : To serve as an independent, objective assurance and consulting activity that adds value to operations.
Description : What is the value of ln y (where y = activity co-efficient) for ideal gases? (A) Zero (B) Unity (C) Infinity (D) Negative
Last Answer : (A) Zero
Description : For an ideal solution, the value of activity co-efficient is (A) 0 (B) 1 (C) < 1 (D) > 1
Last Answer : (B) 1
Description : Partial molar free energy of an element A in solution is same as its (A) Chemical potential (B) Activity (C) Fugacity (D) Activity co-efficient
Last Answer : (A) Chemical potential
Description : Free energy, fugacity and activity co-efficient are all affected by change in the temperature. The fugacity co-efficient of a gas at constant pressure ____with the increase of reduced temperature. (A) Decreases (B) Increases (C) Remains constant
Last Answer : (B) Increases
Description : At 60° C, vapour pressure of methanol and water are 84.562 kPa and 19.953 kPa respectively. An aqueous solution of methanol at 60° C exerts a pressure of 39.223 kPa; the liquid phase and vapour phase mole ... respectively. Activity co-efficient of methanol is (A) 1.572 (B) 1.9398 (C) 3.389
Last Answer : (A) 1.572
Description : For an ideal gas, the activity co-efficient is (A) Directly proportional to pressure (B) Inversely proportional to pressure (C) Unity at all pressures (D) None of these
Last Answer : (C) Unity at all pressures
Description : ________ Equation predicts the activity co-efficient from experimental data. (A) Lewis-Randall (B) Margules (C) Van Laar (D) Both (B) & (C)
Last Answer : (D) Both (B) & (C)
Description : In a homogeneous solution, the activity co-efficient of a component depends upon the (A) Pressure (B) Composition (C) Temperature (D) All (A), (B) and (C)
Last Answer : (D) All (A), (B) and (C)
Description : For an ideal liquid solution, which of the following is unity? (A) Activity (B) Fugacity (C) Activity co-efficient (D) Fugacity co-efficient
Last Answer : (C) Activity co-efficient
Description : Which of the following equations is used for the prediction of activity co-efficient from experiments? (A) Van Laar equation (B) Margules equation (C) Wilson's equation (D) All (A), (B) and (C)