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.

2701.

The powerful text editor called PC-Write can be used by anybody by paying a small fee. Such programs are called

A. Software
B. Shareware
C. Firmware
D. Mindware
E. None of the above
Answer» C. Firmware
Discussion
2702.

The disadvantages of "Compile and Go" loading scheme is (are):

A. a portion of memory is wasted because the core occupied by the assembler is unavailable to the object program.
B. it is necessary to retranslate the user's program deck every time it is run.
C. it is very difficult to handle multiple segments, especially if the source programs are in different languages, and to produce orderly modular programs.
D. all of the above
E. None of the above
Answer» E. None of the above
Discussion
2703.

The operating system of a computer serves as a software interface between the user and

A. hardware
B. peripheral
C. memory
D. screen
E. None of the above
Answer» B. peripheral
Discussion
2704.

Part of a program where the shared memory is accessed and which should be executed invisibly, is called

A. semaphores
B. directory
C. critical section
D. mutual exclusion
E. None of the above
Answer» D. mutual exclusion
Discussion
2705.

The total time to prepare a disk drive mechanism for a block of data to be read from it is

A. latency
B. latency plus transmission time
C. latency plus seek time
D. latency plus seek time plus transmission time
E. None of the above
Answer» D. latency plus seek time plus transmission time
Discussion
2706.

Indicate which, of the following, is not true about Nassi-Shneiderman charts

A. These charts are type of graphical design tool
B. These charts cannot represent CASE constructs
C. These charts can represent three fundamental control structures
D. All of the above
E. None of the above
Answer» C. These charts can represent three fundamental control structures
Discussion
2707.

The practice of "bundling" refers to

A. selling computers alone
B. selling peripheral devices with computer
C. selling software to run on computers
D. giving away software with a computer purchase
E. None of the above
Answer» E. None of the above
Discussion
2708.

All the time a computer is switched on, its operating system software has to stay in

A. main storage
B. primary storage
C. floppy disk
D. disk drive
E. None of the above
Answer» C. floppy disk
Discussion
2709.

Can you name of the major Operating System used in computers?

A. MS DOS
B. OS/2
C. UNIX
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
2710.

Which of the following is not an advantage of multiprogramming?

A. increased throughput
B. shorter response time
C. decreased operating-system overhead
D. ability to assign priorities to jobs
E. None of the above
Answer» D. ability to assign priorities to jobs
Discussion
2711.

A relationship between processes such that each has some part (critical section) which must not be executed while the critical section of another is being executed, is known as

A. semaphore
B. mutual exclusion
C. multiprogramming
D. multitasking
E. None of the above
Answer» C. multiprogramming
Discussion
2712.

The term 'polling' in a computer means a process by which a computer system

A. detects/corrects errors
B. multiplexes the inputs and updates the memory accordingly
C. decides correct alternative by analysing several ones
D. inquires to see if a terminal has any transaction to send
E. None of the above
Answer» E. None of the above
Discussion
2713.

In which addressing mode, the address of the location of the operand is given explicitly as a part of the instruction.

A. absolute mode
B. immediate mode
C. index mode
D. modulus mode
E. None of the above
Answer» B. immediate mode
Discussion
2714.

Under virtual storage,

A. a single program is processed by two or more CPUs
B. two or more programs are stored concurrently in primary storage
C. only the active pages of a program are stored in primary storage
D. interprogram interference may occur
E. None of the above
Answer» D. interprogram interference may occur
Discussion
2715.

File record length

A. should always be fixed
B. Should always be variable
C. depends upon the size of the file
D. should be chosen to match the data characteristics
E. None of the above
Answer» E. None of the above
Discussion
2716.

What is the name of the operating system which was originally designed by scientists and engineers for use by scientists and engineers?

A. XENIX
B. UNIX
C. OS/2
D. MS DOS
E. None of the above
Answer» C. OS/2
Discussion
2717.

The most common security failure is

A. carelessness by users
B. depending on passwords
C. too much emphasis on preventing physical access
D. insufficient technology used to prevent breaches
E. None of the above
Answer» B. depending on passwords
Discussion
2718.

Block or buffer caches are used

A. to improve disk performance
B. to handle interrupts
C. to increase the capacity of main memory
D. to speed up main memory read operation
E. None of the above
Answer» B. to handle interrupts
Discussion
2719.

Producer consumer problem can be solved using

A. semaphores
B. event counters
C. monitors
D. all of the above
E. None of the above
Answer» E. None of the above
Discussion
2720.

When did IBM release the first version of disk operating system DOS version 1.0?

A. 1981
B. 1982
C. 1983
D. 1984
E. None of the above
Answer» B. 1982
Discussion
2721.

Most of the microcomputer's operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because

A. they are memory resident
B. they are initially stored on disk
C. they are available on magnetic tapes
D. they are partly in primary memory and partly on disk
E. None of the above
Answer» C. they are available on magnetic tapes
Discussion
2722.

The CPU, after receiving an interrupt from an I/O device

A. halts for a predetermined time
B. hands over control of address bus and data bus to the interrupting device
C. branches off to the interrupt service routine immediately
D. branches off to the interrupt service routine after completion of the current instruction
E. None of the above
Answer» E. None of the above
Discussion
2723.

A development strategy whereby the executive control modules of a system are coded and tested first, is known as

A. Bottom-up development
B. Top-down development
C. Left-Right development
D. All of the above
E. None of the above
Answer» C. Left-Right development
Discussion
2724.

Seeks analysis

A. is used for analyzing paging problems
B. is used for analyzing device busy problems
C. is used for analyzing control-unit busy problems
D. is only shown on real-time displays
E. None of the above
Answer» C. is used for analyzing control-unit busy problems
Discussion
2725.

Which is a permanent database in the general model of compiler?

A. Literal Table
B. Identifier Table
C. Terminal Table
D. Source code
E. None of the above
Answer» D. Source code
Discussion
2726.

What is the name of the technique in which the operating system of a computer executes several programs concurrently by switching back and forth between them?

A. Partitioning
B. Multitasking
C. Windowing
D. Paging
E. None of the above
Answer» C. Windowing
Discussion
2727.

The function(s) of the Storage Assignment is (are)

A. to assign storage to all variables referenced in the source program.
B. to assign storage to all temporary locations that are necessary for intermediate results.
C. to assign storage to literals, and to ensure that the storage is allocate and appropriate locations are initialized.
D. all of the above
E. None of the above
Answer» E. None of the above
Discussion
2728.

What is the name given to the process of initializing a microcomputer with its operating system?

A. Cold booting
B. Booting
C. Warm booting
D. Boot recording
E. None of the above
Answer» C. Warm booting
Discussion
2729.

The function(s) of the Syntax phase is(are)

A. to recognize the major constructs of the language and to call the appropriate action routines that will generate the intermediate form or matrix for these constructs.
B. to build a literal table and an identifier table
C. to build a uniform symbol table
D. to parse the source program into the basic elements or tokens of the language.
E. None of the above
Answer» B. to build a literal table and an identifier table
Discussion
2730.

Swapping

A. works best with many small partitions
B. allows many programs to use memory simultaneously
C. allows each program in turn to use the memory
D. does not work with overlaying
E. None of the above
Answer» D. does not work with overlaying
Discussion
2731.

Sales figures in the market forecast file are updated by the

A. sales forecasting procedures
B. sales analysis procedures
C. market research procedures
D. all of the above
E. None of the above
Answer» C. market research procedures
Discussion
2732.

An information processor includes

A. the data base and the model base
B. the central processing unit
C. incoming data and outgoing information
D. incoming data, the central processing unit, the model base, outgoing information, and the data base
E. None of the above
Answer» E. None of the above
Discussion
2733.

Middle-level managers are responsible for making the _____ decisions to allocate resources and establish controls.

A. strategic
B. structured
C. simulation
D. tactical
E. None of the above
Answer» E. None of the above
Discussion
2734.

The advent of personal computers:

A. will make our lives more productive
B. could cause us to lose some of our basic skills
C. will take away some of the boring tasks that we have to perform
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
2735.

Which of the following is not true of nonprocedural language?

A. They can be English-like.
B. They can take user-friendly forms.
C. BASIC is an example of a nonprocedural language.
D. All of the above are true
E. None of the above is true.
Answer» D. All of the above are true
Discussion
2736.

Which of the following are measures of quality:

A. validity
B. accuracy
C. precision
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
2737.

An example of a global allocation problem is

A. defining plant capacities
B. scheduling an entire development project
C. setting general inventory guidelines
D. All of the above
E. None of the above
Answer» E. None of the above
Discussion
2738.

Actuarial accounting systems are associated with the _____ industry.

A. insurance
B. reliable
C. consistent
D. exhaustive
E. None of the above
Answer» B. reliable
Discussion
2739.

Which of the following is part of the decision-making process?

A. problem identification
B. alternative selection
C. problem recognition
D. action
E. all of the above
Answer» F.
Discussion
2740.

The marketing authority contributing the most to a definition of a structure for the marketing information system is

A. Philip Vegas
B. F.A. Fisher
C. Philip Kotler
D. Roger McSack
E. None of the above
Answer» D. Roger McSack
Discussion
2741.

The first two steps in the ____ process are to establish goals or standards, and then measure actual performance.

A. expert
B. centers
C. control
D. MIS
E. None of the above
Answer» D. MIS
Discussion
2742.

The table created by lexical analysis to describe all literals used in the source program, is

A. Terminal table
B. Literal table
C. Identifier table
D. Reductions
E. None of the above
Answer» C. Identifier table
Discussion
2743.

The process of transferring data intended for a peripheral device into a disk (or intermediate store) so that it can be transferred to peripheral at a more convenient time or in bulk, is known as

A. multiprogramming
B. spooling
C. caching
D. virtual programming
E. None of the above
Answer» C. caching
Discussion
2744.

Distinguishing between the different levels of management can be accomplished by analyzing,

A. types of decision made
B. frequency with which decisions are made
C. time frame considered in making decisions
D. types of report information needed to make decisions
E. all of the above
Answer» F.
Discussion
2745.

Data integrity refers to

A. the simplicity of data
B. the privacy of data
C. the validity of data
D. the security of data
E. None of the above
Answer» D. the security of data
Discussion
2746.

The engineering change control system makes changes in the

A. operations file
B. production schedule
C. work force data
D. All of the above
E. None of the above
Answer» B. production schedule
Discussion
2747.

The Management Information System (MIS) provides timely and effective information to support decision making and other necessary management functions. Can you point out the sub-system which does not being to the MIS?

A. Operational Tectical System
B. Decision Support System (DSS)
C. Data Communication System
D. Automated Office System
E. None of the above
Answer» D. Automated Office System
Discussion
2748.

An _____ system has a stored knowledge base and an inference engine.

A. expert
B. centers
C. control
D. MIS
E. None of the above
Answer» B. centers
Discussion
2749.

Hardware _____ memory is seldom used in modern computers.

A. ROM
B. RAM
C. LIFO
D. PROM
E. None of the above
Answer» D. PROM
Discussion
2750.

Which language was created by Charles H. Moore at National Radio Astronomy Observatory.

A. BASIC
B. FORTH
C. dBASE
D. COBOL
E. None of the above
Answer» C. dBASE
Discussion