Top 1000+ Solved Important Computer MCQs For Competitive Exams part-1 MCQ Questions Answer
Q. Touchpads are particularly popular with microcomputer users who cannot
a. read
b. type
c. see
d. hear
e. None of these
Q. The function of CPU is
a. to provide a hard copy
b. to read, interpret and process the information and instruction
c. to communicate with the operator
d. to provide external storage of text
e. None of these
Q. Which one of the following is termed acombination input-output device?
a. VDT
b. Keyboard
c. Printer
d. Laser Jet
e. None of these
Q. The barcode which is used on all types of items, is read by a scanning device directly into the computer. What is the name of this scanning device?
a. Laser Scanner
b. Wand
c. OCR
d. MICR
e. None of these
Q. The optical technique that uses lasers is
a. photodigital storage
b. EBAM storage
c. CCD storage
d. cryogenic storage
e. None of these
Q. The disadvantages of a direct access file is
a. the delay in computing the storage address
b. duplication of address locations
c. unused, hut available, storage locations
d. All of these
e. None of these
Q. A complete set of programs for one specific data processing application is called
a. utility application
b. canned program
c. program package
d. both (b) and (c)
e. None of these
Q. A computer-controlled device for training exercises that duplicates the work environment is a
a. simulator
b. duplicator
c. trainer
d. COM device
e. None of these
Q. An advantage of overlapped processing activities is
a. more effective use of the CPU
b. increased processing activities for the entire system
c. better coordination of I/O activities
d. All of these
e. None of these
Q. The terminal device often used in checking charge cards that offers both a limited keyboard input and visual output is the
a. intelligent terminal
b. POS terminal
c. video display terminal
d. audio response unit
e. None of these
Q. The mechanical diskette drive in which you insert your diskette is connected to the computer’s bus
a. Data
b. Communication
c. Address
d. Parallel
e. None of these
Q. The number of tracks on a 1/2 inch widemagnetic tape is
a. 1
b. 9
c. 18
d. either bare
e. None of these
Q. What is the most common speed in rpm at which the hard disks usually rotate?
a. 2400
b. 3600
c. 4700
d. 1600
e. None of these
Q. Disk units that use unremovable platters are called
a. unremovable disks
b. hard disks
c. sealed disks
d. high-density disks
e. None of these