Explore topic-wise MCQs in Engineering.

This section includes 4320 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.

3351.

Programmers refer to the goal of solving a problem as the _____.

A. Input
B. Output
C. Processing
D. Purpose
E. None of the above
Answer» C. Processing
Discussion
3352.

The requirements report includes

A. a hierarchy chart showing the top-level modules
B. a list of alternative solutions considered
C. a data flow diagram describing the proposed new system.
D. All of the above
E. None of the above
Answer» D. All of the above
Discussion
3353.

A programmer would most likely prepare a

A. general system flowchart
B. specific system flowchart
C. general program flowchart
D. specific program flowchart
E. None of the above
Answer» E. None of the above
Discussion
3354.

Coding and testing are done in which manner.

A. ad hoc
B. cross-sectional
C. bottom-up
D. top-down
E. None of the above
Answer» E. None of the above
Discussion
3355.

In Prototyping, the following are used

A. screen generators
B. input generators
C. application generators
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3356.

The calculation instructions in an algorithm should state _____.

A. Only what is to be calculated
B. Only how to calculate something
C. Both what is to be calculated and how to calculate it
D. Both what is to be calculated and why is it calculated
E. None of the above
Answer» D. Both what is to be calculated and why is it calculated
Discussion
3357.

Which is the best process to access number of records from the same file?

A. a batch job
B. a real-time job
C. an on-line job
D. All of the above
E. None of the above
Answer» B. a real-time job
Discussion
3358.

A consideration evaluated by management when planning to convert to a computer system is

A. available software
B. vender maintenance
C. CPU size and speed
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3359.

The strategy for eliciting information regarding the user's requirements is (are)

A. asking questions
B. obtaining information from the present system
C. prototyping
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3360.

A menu-driven system

A. can be used only by computer professionals
B. is required only for on-line systems
C. increases the operator's work
D. presents options and allows the user to make selections
E. None of the above
Answer» E. None of the above
Discussion
3361.

During what phase, the requirement analysis is performed?

A. system design phase
B. system development phase
C. system analysis phase
D. system investigation phase
E. None of the above
Answer» D. system investigation phase
Discussion
3362.

HIPO

A. is a forms-driven technique in which standard forms are used to document the information
B. consists of a hierarchy chart and an associated set of input/process/ output charts
C. captures the essence of top down decomposition.
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3363.

An Audit trial is

A. a feature of data processing systems that allows for the study of data as processed from step to step; and auditor can then trace all transactions that affect an account.
B. a data item that characterizes an object
C. two or more data items handled as a unit
D. All of the above
E. None of the above
Answer» B. a data item that characterizes an object
Discussion
3364.

During the implementation phase, the executive vice-president is primarily concerned with

A. planning
B. organizing
C. directing
D. controlling
E. None of the above
Answer» E. None of the above
Discussion
3365.

Which of the following activities, does not belong to the Implementation phase of the SDLC?

A. File conversion
B. Program testing
C. User training
D. All of the above
E. None of the above
Answer» C. User training
Discussion
3366.

Which of the following tools is not used for process descriptions?

A. pseudocodes
B. decision tables
C. structured english
D. data dictionaries
E. None of the above
Answer» E. None of the above
Discussion
3367.

The imitation of a systems investigation may result from:

A. a manager's formal request
B. a scheduled system's review
C. an analyst's investigation
D. All of the above
Answer» E.
Discussion
3368.

Inverted list organization

A. means storing records in contiguous blocks according to a key.
B. Stores records sequentially but uses an index to locate records
C. uses an index for each key type
D. has records placed randomly throughout the file
E. None of the above
Answer» D. has records placed randomly throughout the file
Discussion
3369.

The combination of the top-down and the bottom-up approach may be referred to as an

A. integrative approach
B. interpretive approach
C. interactive approach
D. both b and c
E. None of the above
Answer» B. interpretive approach
Discussion
3370.

The advantage of Purchase Option is (are)

A. No financing is requird. The risk of system obsolescence is shifted to the lessor
B. the flexibility of modifying the system at will
C. Insurances, maintenance, and other expenses are included in the rental charge
D. All of the above
E. None of the above
Answer» C. Insurances, maintenance, and other expenses are included in the rental charge
Discussion
3371.

Management's decision to rent a computer system may be based upon

A. desire to avoid a large one-time payment
B. tax advantages
C. operational flexibility in changing hardware
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3372.

All of the following tools are used for process descriptions except:

A. structured english
B. decision tables
C. pseudocode
D. data dictionaries
E. None of the above
Answer» E. None of the above
Discussion
3373.

Which of the following would not be a major deliverable of the structured systems analysis phase.

A. data dictionaries
B. data flow diagrams
C. entity relationship diagrams
D. prototype model
E. None of the above
Answer» E. None of the above
Discussion
3374.

A data element in a record, that uniquely distinguishes the record, from all other records, is called

A. response time
B. Key
C. System review
D. test data
E. None of the above
Answer» C. System review
Discussion
3375.

A Turnaround document

A. is circulated among all the staff of an organization.
B. is circulated among all the heads of departments of an organization.
C. is output at one point which later comes back as an input
D. All of the above
E. None of the above
Answer» D. All of the above
Discussion
3376.

The first step in the problem-solving process is to _____.

A. Plan the algorithm
B. Analyze the problem
C. Desk-check the algorithm
D. Evaluate and modify (if necessary) the program
E. Code the algorithm.
Answer» C. Desk-check the algorithm
Discussion
3377.

Checking the quality of software in both simulated and line environments, is known as

A. checking
B. usability
C. validity
D. validation
E. None of the above
Answer» E. None of the above
Discussion
3378.

Some firms have created a combination position called

A. manager / analyst
B. programmer / operator
C. analyst / programmer
D. manager / operator
E. None of the above
Answer» D. manager / operator
Discussion
3379.

An indexed file offers the facility of a Random file and the access method of a

A. Sequential file
B. indexed file
C. direct access file
D. random access file
E. None of the above
Answer» B. indexed file
Discussion
3380.

Most algorithms begin by _____.

A. Displaying the input items
B. Displaying the output items
C. Entering the input items into the computer
D. Entering the output items into the computer
E. Processing the input items by doing some calculations on them
Answer» D. Entering the output items into the computer
Discussion
3381.

The processes at the most detailed level of the data flow diagrams are called

A. transform descriptions
B. functional primitives
C. data flows
D. interfaces
E. None of the above
Answer» C. data flows
Discussion
3382.

A pseudocode is

A. a protocol used in data communication
B. an easy way to communicate the logic of a program, in English like statements
C. a computer generated random number
D. a machine code
E. None of the above
Answer» C. a computer generated random number
Discussion
3383.

Which of the following way(s) the information system and capability are related to each other:

A. improved processing speed
B. increased volume of activities
C. faster retrieval of information
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3384.

System design aid should primarily

A. help analyse both data and activities
B. help in documentation
C. help in programming
D. generate code
E. None of the above
Answer» B. help in documentation
Discussion
3385.

Any data that are entered into the computer, for the first time, will go through the process of

A. System testing
B. Sequential testing
C. String testing
D. Validation
E. None of the above
Answer» E. None of the above
Discussion
3386.

Mistakes made in the system analysis stage show up in :

A. implementation
B. system design
C. system developments
D. All of the above
E. None of the above
Answer» B. system design
Discussion
3387.

During the system study, analysts determine manager's information needs by

A. conducting tours of a nearby computer center
B. asking questions
C. showing samples of computer reports
D. teaching short courses in programming languages
E. None of the above
Answer» C. showing samples of computer reports
Discussion
3388.

The combination of the top-down and the bottom-up approach may be referred to as an:

A. interactive approach
B. interpretive approach
C. integrative approach
D. All of the above
E. None of the above
Answer» D. All of the above
Discussion
3389.

Advantages of Relational Database Management systems are

A. Flexibility, of relating different logical files
B. Security controls can be more easily implemented.
C. Data independence since it allows the database to grow by adding new attributes and relations.
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3390.

The first step of the implementation phase is

A. select the computer
B. announce the implementation project
C. implementation planning
D. prepare physical facilities
E. None of the above
Answer» D. prepare physical facilities
Discussion
3391.

A square symbols

A. defines a source or destination of system data
B. identifies data flow
C. represents a process that transforms incoming data flow(s) into outgoing data flows
D. is a data store-data at rest, or a temporary repository of data
E. None of the above
Answer» B. identifies data flow
Discussion
3392.

Environment in systems parlance refers to

A. a sub-system
B. the boundary
C. a part outside the boundaries
D. All of the above
E. None of the above
Answer» D. All of the above
Discussion
3393.

When desk-checking an algorithm, you should set up a table that contains _____.

A. One column for each input item
B. One column for each output item
C. One column for each processing item
D. Both a and b
E. a, b, and c
Answer» F.
Discussion
3394.

Where one has to process all the data records in a file, the best tile organization is

A. Indexed
B. sequential
C. direct access
D. random access
E. None of the above
Answer» C. direct access
Discussion
3395.

The black-box concept:

A. is invoked by describing a system in terms of inputs and outputs, leaving the transformation process a black box.
B. assumes that the black box is independent
C. assumes that inputs and outputs will remain stable
D. All of the above
E. None of the above
Answer» F.
Discussion
3396.

A _____ is software that is designed for drawing diagrams of information systems, writing process specifications, and maintaining data dictionaries.

A. System Development Life Cycle
B. CASE tool
C. Phased Conversion
D. Success factors
E. Move of the above.
Answer» C. Phased Conversion
Discussion
3397.

Which of the following is an integrated collection of data with minimum redundancy, so that different applications can use the required data.

A. records
B. file
C. DBMS
D. schema
E. None of the above
Answer» D. schema
Discussion
3398.

An open rectangle

A. defines a source or destination of system data
B. identifies data flow
C. represents a process that transforms incoming data flow(s) into outgoing data flows
D. is a data store-data at rest, or a temporary repository of data
E. None of the above
Answer» E. None of the above
Discussion
3399.

The feasibilities studied in preliminary investigation is (are):

A. technical feasibility
B. economic feasibility
C. operational feasibility
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
3400.

Branch mark programs are best characterized as

A. Simulator programs
B. Hallmarking
C. Actual system programs
D. Vendor software for applications
E. None of the above
Answer» C. Actual system programs
Discussion