116. Transformation of input into output is performed by?
A. Peripherals
B. Memory
C. Storage
D. The Input-Output unit
✅ The correct answer is option E.
80. The first electronic digital computer contained?
A. Electronic valves
B. Vacuum tubes
C. Transistors
D. Semiconductor memory
✅ The correct answer is option A.
83. Which of the following require large computer memory?
A. Imaging
B. Graphics
C. Voice
D. All of the above
✅ The correct answer is option D.
86. Process of Combining strings is known as
A. Compiling
B. Combining
C. Attaching
D. Concatenation
✅ The correct answer is option D.
89. Which of the following circuit is used as a ‘Memory device’ in computers?
A. Rectifier
B. Flip Flop
C. Comparator
D. Attenuator
✅ The correct answer is option B.
92. Conversion of hexadecimal number 1D7F16 to a decimal number is
A. 755110
B. 877110
C. 555710
D. 778110
✅ The correct answer is option A.
95. A microprocessor integrates the arithmetic logic and control circuitry of a computer into one chip. The first microprocessor was built by a group of engineers at the Intel Corpn. Can you tell who headed this group?
A. Victor Poor
B. Stan Mazor
C. Marcian E. (Ted) Hoff
D. Seymour Cray
✅ The correct answer is option C.
98. Which of the following is not used as secondary storage
A. Semiconductor memory
B. Magnetic disks
C. Magnetic drums
D. Magnetic tapes
✅ The correct answer is option A.
101. Integrated Circuits (IC) chips used in computers are made with
A. Gold
B. Silver
C. Silicon
D. Copper
✅ The correct answer is option C.
59. When customers of a Web site are unable to access it due to a bombardment of fake traffic, it is known as:
A. A virus
B. A Trojan Horse
C. Cracking
D. A denial of service attack.
✅ The correct answer is option D.