Computer Science MCQs Questions Papers for PPSC SPSC

For whom the following abbreviations stand for
(i) DNS
(ii) CMOS
(iii) OSI
(iv) CASE
(v) DDE

Fill in the blanks with the most suitable options for the following statements:
(i) A data path to transfer data is called…………………
(ii) What is combination of I-time and E-time called.............................
(iii) The process of applying a formula to a key is called……………….
(iv) Distortion in the received signals is called………………………
(v) DMA is a technique to transfer data between memory and ……………..

Write “TRUE” or “FALSE”
(i) RISC technology used fewer instructions then traditional computers.
(ii) Direct file organization is combination of sequential and indexed file organization.
(iii) Fax is a connection of similar networks.
(iv) Let G=(V,E) be an undirected graph when G is a free tree.
(v) An entity instance is a single occurrence of an entity

Write short answers to the following
(i) Prototyping.
(ii) FAT
(iii) Virtual memory
(iv) Deadlock
(v) Abstraction

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